How does agility ensure quality?

OpenAIRE

Huo, Ming; Verner, June; Ali Babar, Muhammad; Zhu, Liming

2004-01-01

peer-reviewed Software quality is one of our most important software concerns. Agile methods may produce software faster but we also need to know how they meet our quality requirements. In this paper we compare the waterfall model with agile processes to show how agile methods achieve software quality. We also show how agile methods attain quality under time pressure and in an unstable requirements environment, i.e. we analyze agile software quality assurance. We ...

Effect of Exercise Program Speed, Agility, and Quickness (SAQ) in Improving Speed, Agility, and Acceleration

Science.gov (United States)

Azmi, K.; Kusnanik, N. W.

2018-01-01

This study aimed to analyze the effect of speed, agility and quickness training program to increase in speed, agility and acceleration. This study was conducted at 26 soccer players and divided into 2 groups with 13 players each group. Group 1 was given SAQ training program, and Group 2 conventional training program for 8 weeks. This study used a quantitative approach with quasi-experimental method. The design of this study used a matching-only design. Data was collected by testing 30-meter sprint (speed), agility t-test (agility), and run 10 meters (acceleration) during the pretest and posttest. Furthermore, the data was analyzed using paired sample t-test and independent t-test. The results showed: that there was a significant effect of speed, agility and quickness training program in improving in speed, agility and acceleration. In summary, it can be concluded that the speed, agility and quickness training program can improve the speed, agility and acceleration of the soccer players.

Differences in pre-planned agility and reactive agility performance in sport games

Directory of Open Access Journals (Sweden)

Jaromír Šimonek

2016-06-01

Full Text Available Background: Authors in their contribution point to the differences in the methods of measurement of agility in the practice. Based on the experience of coaches as well as on their own experience have come to the conclusion that the Illinois Agility Test, which has long been used for the testing of agility in fact does not measure perception abilities and decision-making processes, since motor activity performed during the testing procedure represents a closed skill, where the only task of the tested person is to accelerate, decelerate and change the direction of running, while the task is known in advance. On the contrary, some authors recommend the testing of agility using apparatuses measuring selective reaction, such as Fitro Agility Check. Objective: The aim of the research was to find out differences in the performance of players from the point of view of sport specialization and also to assess the relationship between the performance of players in two agility tests (Illinois Agility Test, measuring the ability of simple reaction, acceleration, deceleration and changes of movement direction, as well as Fitro Agility Check, measuring the above mentioned processes plus the ones of perception and decision-making. Methods: The sample comprised basketball (G1, volleyball (G2 and soccer (G3 players (N = 55 boys, Mage = 15.78 years, age range = 14-17 years from sport clubs in Slovakia. Illinois Agility Test (IAT was used for testing acceleration and deceleration speed, simple reaction as well as changes of direction. Time of the trial was recorded by Microgate photocells. Fitro Agility Check (FAC was used for the testing of reactive agility. Differences between independent groups were assessed using Kruskal-Wallis H test, or Mann-Whitney U test. Non-parametric Spearman correlation coefficient was used for detecting whether any correlation between the two variables exists (results in FAC vs IAT. Results: The greatest differences

Agile IT Security Implementation Methodology

CERN Document Server

Laskowski, Jeff

2011-01-01

The book is a tutorial that goes from basic to professional level for Agile IT security. It begins by assuming little knowledge of agile security. Readers should hold a good knowledge of security methods and agile development. The book is targeted at IT security managers, directors, and architects. It is useful for anyone responsible for the deployment of IT security countermeasures. Security people with a strong knowledge of agile software development will find this book to be a good review of agile concepts.

User-Centered Agile Methods

CERN Document Server

Beyer, Hugh

2010-01-01

With the introduction and popularization of Agile methods of software development, existing relationships and working agreements between user experience groups and developers are being disrupted. Agile methods introduce new concepts: the Product Owner, the Customer (but not the user), short iterations, User Stories. Where do UX professionals fit in this new world? Agile methods also bring a new mindset -- no big design, no specifications, minimal planning -- which conflict with the needs of UX design. This lecture discusses the key elements of Agile for the UX community and describes strategie

The GENOTEND chip: a new tool to analyse gene expression in muscles of beef cattle for beef quality prediction

Directory of Open Access Journals (Sweden)

Hocquette Jean-Francois

2012-08-01

Full Text Available Abstract Background Previous research programmes have described muscle biochemical traits and gene expression levels associated with beef tenderness. One of our results concerning the DNAJA1 gene (an Hsp40 was patented. This study aims to confirm the relationships previously identified between two gene families (heat shock proteins and energy metabolism and beef quality. Results We developed an Agilent chip with specific probes for bovine muscular genes. More than 3000 genes involved in muscle biology or meat quality were selected from genetic, proteomic or transcriptomic studies, or from scientific publications. As far as possible, several probes were used for each gene (e.g. 17 probes for DNAJA1. RNA from Longissimus thoracis muscle samples was hybridised on the chips. Muscles samples were from four groups of Charolais cattle: two groups of young bulls and two groups of steers slaughtered in two different years. Principal component analysis, simple correlation of gene expression levels with tenderness scores, and then multiple regression analysis provided the means to detect the genes within two families (heat shock proteins and energy metabolism which were the most associated with beef tenderness. For the 25 Charolais young bulls slaughtered in year 1, expression levels of DNAJA1 and other genes of the HSP family were related to the initial or overall beef tenderness. Similarly, expression levels of genes involved in fat or energy metabolism were related with the initial or overall beef tenderness but in the year 1 and year 2 groups of young bulls only. Generally, the genes individually correlated with tenderness are not consistent across genders and years indicating the strong influence of rearing conditions on muscle characteristics related to beef quality. However, a group of HSP genes, which explained about 40% of the variability in tenderness in the group of 25 young bulls slaughtered in year 1 (considered as the reference group, was

The GENOTEND chip: a new tool to analyse gene expression in muscles of beef cattle for beef quality prediction.

Science.gov (United States)

Hocquette, Jean-Francois; Bernard-Capel, Carine; Vidal, Veronique; Jesson, Beline; Levéziel, Hubert; Renand, Gilles; Cassar-Malek, Isabelle

2012-08-15

Previous research programmes have described muscle biochemical traits and gene expression levels associated with beef tenderness. One of our results concerning the DNAJA1 gene (an Hsp40) was patented. This study aims to confirm the relationships previously identified between two gene families (heat shock proteins and energy metabolism) and beef quality. We developed an Agilent chip with specific probes for bovine muscular genes. More than 3000 genes involved in muscle biology or meat quality were selected from genetic, proteomic or transcriptomic studies, or from scientific publications. As far as possible, several probes were used for each gene (e.g. 17 probes for DNAJA1). RNA from Longissimus thoracis muscle samples was hybridised on the chips. Muscles samples were from four groups of Charolais cattle: two groups of young bulls and two groups of steers slaughtered in two different years. Principal component analysis, simple correlation of gene expression levels with tenderness scores, and then multiple regression analysis provided the means to detect the genes within two families (heat shock proteins and energy metabolism) which were the most associated with beef tenderness. For the 25 Charolais young bulls slaughtered in year 1, expression levels of DNAJA1 and other genes of the HSP family were related to the initial or overall beef tenderness. Similarly, expression levels of genes involved in fat or energy metabolism were related with the initial or overall beef tenderness but in the year 1 and year 2 groups of young bulls only. Generally, the genes individually correlated with tenderness are not consistent across genders and years indicating the strong influence of rearing conditions on muscle characteristics related to beef quality. However, a group of HSP genes, which explained about 40% of the variability in tenderness in the group of 25 young bulls slaughtered in year 1 (considered as the reference group), was validated in the groups of 30 Charolais young

Measuring the agility of omnichannel operations: an agile marketing maturity model

NARCIS (Netherlands)

Hoogveld, M.; Koster, J.M.D.

2016-01-01

Agile is a widely accepted approach for software development. The deployment of agile in marketing practice is proliferating and appears also relevant for the dynamics and complexity of omnichannel operations. However, prior literature research showed that no well-founded method is available for

Case-based Agile Fixture Design

Institute of Scientific and Technical Information of China (English)

无

2001-01-01

In order to realize the agility of the fixture design, such asreconfigurability, rescalability and reusability, fixture structure is function unit-based decomposed from a fire-new point of view. Which makes it easy for agile fixture to be reconfigured and modified. Thereby, the base of case-based agile fixture design system info is established.Whole case-based agile fixture design model is presented. In which, three modules are added relative to the other models, including case matching of fixture planning module, conflict arbitration module and agile fixture case modify module. The three modules could solve the previous problem that the experience and result are difficult to be reused in the process of design.Two key techniques in the process of the agile fixture design, the evaluation of case similarity, and restriction-based conflict arbitration, are listed. And some methods are presented to evaluate the similarity and clear up the conflict.

An agile implementation of SCRUM

Science.gov (United States)

Gannon, Michele

Is Agile a way to cut corners? To some, the use of an Agile Software Development Methodology has a negative connotation - “ Oh, you're just not producing any documentation” . So can a team with no experience in Agile successfully implement and use SCRUM?

AffyMiner: mining differentially expressed genes and biological knowledge in GeneChip microarray data

Directory of Open Access Journals (Sweden)

Xia Yuannan

2006-12-01

Full Text Available Abstract Background DNA microarrays are a powerful tool for monitoring the expression of tens of thousands of genes simultaneously. With the advance of microarray technology, the challenge issue becomes how to analyze a large amount of microarray data and make biological sense of them. Affymetrix GeneChips are widely used microarrays, where a variety of statistical algorithms have been explored and used for detecting significant genes in the experiment. These methods rely solely on the quantitative data, i.e., signal intensity; however, qualitative data are also important parameters in detecting differentially expressed genes. Results AffyMiner is a tool developed for detecting differentially expressed genes in Affymetrix GeneChip microarray data and for associating gene annotation and gene ontology information with the genes detected. AffyMiner consists of the functional modules, GeneFinder for detecting significant genes in a treatment versus control experiment and GOTree for mapping genes of interest onto the Gene Ontology (GO space; and interfaces to run Cluster, a program for clustering analysis, and GenMAPP, a program for pathway analysis. AffyMiner has been used for analyzing the GeneChip data and the results were presented in several publications. Conclusion AffyMiner fills an important gap in finding differentially expressed genes in Affymetrix GeneChip microarray data. AffyMiner effectively deals with multiple replicates in the experiment and takes into account both quantitative and qualitative data in identifying significant genes. AffyMiner reduces the time and effort needed to compare data from multiple arrays and to interpret the possible biological implications associated with significant changes in a gene's expression.

'Fluorescent Cell Chip' for immunotoxicity testing: Development of the c-fos expression reporter cell lines

International Nuclear Information System (INIS)

Trzaska, Dominika; Zembek, Patrycja; Olszewski, Maciej; Adamczewska, Violetta; Ulleras, Erik; Dastych, JarosIaw

2005-01-01

The Fluorescent Cell Chip for in vitro immunotoxicity testing employs cell lines derived from lymphocytes, mast cells, and monocytes-macrophages transfected with various EGFP cytokine reporter gene constructs. While cytokine expression is a valid endpoint for in vitro immunotoxicity screening, additional marker for the immediate-early response gene expression level could be of interest for further development and refinement of the Fluorescent Cell Chip. We have used BW.5147.3 murine thymoma transfected with c-fos reporter constructs to obtain reporter cell lines expressing ECFP under the control of murine c-fos promoter. These cells upon serum withdrawal and readdition and incubation with heavy metal compounds showed paralleled induction of c-Fos expression as evidenced by Real-Time PCR and ECFP fluorescence as evidenced by computer-supported fluorescence microscopy. In conclusion, we developed fluorescent reporter cell lines that could be employed in a simple and time-efficient screening assay for possible action of chemicals on c-Fos expression in lymphocytes. The evaluation of usefulness of these cells for the Fluorescent Cell Chip-based detection of immunotoxicity will require additional testing with a larger number of chemicals

SuperAGILE: The hard X-ray imager for the AGILE space mission

International Nuclear Information System (INIS)

Feroci, M.; Costa, E.; Soffitta, P.; Del Monte, E.; Di Persio, G.; Donnarumma, I.; Evangelista, Y.; Frutti, M.; Lapshov, I.; Lazzarotto, F.; Mastropietro, M.; Morelli, E.; Pacciani, L.; Porrovecchio, G.; Rapisarda, M.; Rubini, A.; Tavani, M.; Argan, A.

2007-01-01

SuperAGILE is a coded mask experiment based on silicon microstrip detectors. It operates in the 15-45 keV nominal energy range, providing crossed one-dimensional images of the X-ray sky with an on-axis angular resolution of 6 arcmin, over a field of view in excess of 1 sr. It was designed as the hard X-ray monitor of the AGILE space mission, a small satellite of the Italian Space Agency devoted to image the gamma-ray sky in the 30 MeV-50 GeV energy band. The AGILE mission was launched in a low-earth orbit on 23rd April 2007. In this paper we describe the SuperAGILE experiment, its construction and test processes, and its performance before flight, based on the on-ground test and calibrations

Comparison of the Agilent, ROMA/NimbleGen and Illumina platforms for classification of copy number alterations in human breast tumors

Directory of Open Access Journals (Sweden)

Naume B

2008-08-01

Full Text Available Abstract Background Microarray Comparative Genomic Hybridization (array CGH provides a means to examine DNA copy number aberrations. Various platforms, brands and underlying technologies are available, facing the user with many choices regarding platform sensitivity and number, localization, and density distribution of probes. Results We evaluate three different platforms presenting different nature and arrangement of the probes: The Agilent Human Genome CGH Microarray 44 k, the ROMA/NimbleGen Representational Oligonucleotide Microarray 82 k, and the Illumina Human-1 Genotyping 109 k BeadChip, with Agilent being gene oriented, ROMA/NimbleGen being genome oriented, and Illumina being genotyping oriented. We investigated copy number changes in 20 human breast tumor samples representing different gene expression subclasses, using a suite of graphical and statistical methods designed to work across platforms. Despite substantial differences in the composition and spatial distribution of probes, the comparison revealed high overall concordance. Notably however, some short amplifications and deletions of potential biological importance were not detected by all platforms. Both correlation and cluster analysis indicate a somewhat higher similarity between ROMA/NimbleGen and Illumina than between Agilent and the other two platforms. The programs developed for the analysis are available from http://www.ifi.uio.no/bioinf/Projects/. Conclusion We conclude that platforms based on different technology principles reveal similar aberration patterns, although we observed some unique amplification or deletion peaks at various locations, only detected by one of the platforms. The correct platform choice for a particular study is dependent on whether the appointed research intention is gene, genome, or genotype oriented.

Agility Into Victory

DEFF Research Database (Denmark)

Juhlin, Jonas Alastair

This paper will investigate how the three core concepts of command and control agility can increase the chance for a successful outcome in military operations and what elements that should be strengthen within a military organization in order to achieve an agile approach to command and control. T...

SuperAGILE Services at ASDC

International Nuclear Information System (INIS)

Preger, B.; Verrecchia, F.; Pittori, C.; Antonelli, L. A.; Giommi, P.; Lazzarotto, F.; Evangelista, Y.

2008-01-01

The Italian Space Agency Science Data Center (ASDC) is a facility with several responsibilities including support to all the ASI scientific missions as for management and archival of the data, acting as the interface between ASI and the scientific community and providing on-line access to the data hosted. In this poster we describe the services that ASDC provides for SuperAGILE, in particular the ASDC public web pages devoted to the dissemination of SuperAGILE scientific results. SuperAGILE is the X-Ray imager onboard the AGILE mission, and provides the scientific community with orbit-by-orbit information on the observed sources. Crucial source information including position and flux in chosen energy bands will be reported in the SuperAGILE public web page at ASDC. Given their particular interest, another web page will be dedicated entirely to GRBs and other transients, where new event alerts will be notified and where users will find all the available informations on the GRBs detected by SuperAGILE

Usability Evaluation Method for Agile Software Development

Directory of Open Access Journals (Sweden)

Saad Masood Butt

2015-02-01

Full Text Available Agile methods are the best fit for tremendously growing software industry due to its flexible and dynamic nature. But the software developed using agile methods do meet the usability standards? To answer this question we can see that majority of agile software development projects currently involve interactive user interface designs, which can only be possible by following User Centered Design (UCD in agile methods. The question here is, how to integrate UCD with agile models. Both Agile models and UCD are iterative in nature but agile models focus on coding and development of software; whereas, UCD focuses on user interface of the software. Similarly, both of them have testing features where the agile model involves automated tested code while UCD involves an expert or a user to test the user interface. In this paper, a new agile usability model is proposed and the evaluation is of the proposed model is presented by practically implementing it in three real life projects. . Key results from these projects clearly show: the proposed agile model incorporates usability evaluation methods, improves the relationship between usability experts to work with agile software experts; in addition, allows agile developers to incorporate the result from UCD into subsequent interactions.

Strategi Bersaing dengan Agile Manufacturing

Directory of Open Access Journals (Sweden)

Hamidah Tussifah

2017-06-01

Full Text Available Competitive advantage now increasingly rests upon a dynamic capability to compete successfully in an environment of frequent, challenging and unpredictable change. The agile manufacturing a recently popularized concept has been advocated as the 21st century manufacturing paradigm. In adopting and developing the key elements of agile manufactruring, there is requirement for enterprises to overcome the philosophical challenges of a shift from mass/lean production to the customization of agility. Beside that, enterprises should explore the key success factors to support succesfull agile implementation.

Strategic agility for nursing leadership.

Science.gov (United States)

Shirey, Maria R

2015-06-01

This department highlights change management strategies that may be successful in strategically planning and executing organizational change. In this article, the author discusses strategic agility as an important leadership competency and offers approaches for incorporating strategic agility in healthcare systems. A strategic agility checklist and infrastructure-building approach are presented.

Agile Scientists? : Investigating Agile Practices in Scientific Software Development

OpenAIRE

Sletholt, Magnus Thorstein

2011-01-01

The topic of this master thesis is development of scientific software. The research questions put forth are oriented towards specific agile practices and whether these are present in the development processes of scientific software projects. Moreover, the effects of applying such agile practices, particularly pertaining to the handling of requirements and testing, in scientific software projects are addressed in the thesis. In order to answer the proposed research questions a table consisting...

Agile Project Management For Dummies

CERN Document Server

Layton, Mark C

2012-01-01

Be flexible and faster with Agile project management As mobile and web technologies continue to evolve rapidly, there is added pressure to develop and implement software projects in weeks instead of months. Agile Project Management For Dummies can make that happen. This is the first book to provide a simple, step-by-step guide to Agile Project Management approaches, tools, and techniques. With the fast pace of mobile and web technology development, software project development must keep pace; Agile Project Management enables developers to complete and implement projects more quickly and this b

A newly designed 45 to 60 mer oligonucleotide Agilent platform microarray for global gene expression studies of Synechocystis PCC6803: example salt stress experiment

NARCIS (Netherlands)

Aguirre von Wobeser, E.; Huisman, J.; Ibelings, B.; Matthijs, H.C.P.; Matthijs, H.C.P.

2005-01-01

A newly designed 45 to 60 mer oligonucleotide Agilent platform microarray for global gene expression studies of Synechocystis PCC6803: example salt stress experiment Eneas Aguirre-von-Wobeser 1, Jef Huisman1, Bas Ibelings2 and Hans C.P. Matthijs1 1 Universiteit van Amsterdam, Amsterdam, The

Opening up the Agile Innovation Process

Science.gov (United States)

Conboy, Kieran; Donnellan, Brian; Morgan, Lorraine; Wang, Xiaofeng

The objective of this panel is to discuss how firms can operate both an open and agile innovation process. In an era of unprecedented changes, companies need to be open and agile in order to adapt rapidly and maximize their innovation processes. Proponents of agile methods claim that one of the main distinctions between agile methods and their traditional bureaucratic counterparts is their drive toward creativity and innovation. However, agile methods are rarely adopted in their textbook, "vanilla" format, and are usually adopted in part or are tailored or modified to suit the organization. While we are aware that this happens, there is still limited understanding of what is actually happening in practice. Using innovation adoption theory, this panel will discuss the issues and challenges surrounding the successful adoption of agile practices. In addition, this panel will report on the obstacles and benefits reported by over 20 industrial partners engaged in a pan-European research project into agile practices between 2006 and 2009.

The AGILE Mission

CERN Document Server

Tavani, M.; Argan, A.; Boffelli, F.; Bulgarelli, A.; Caraveo, P.; Cattaneo, P.W.; Chen, A.W.; Cocco, V.; Costa, E.; D'Ammando, F.; Del Monte, E.; De Paris, G.; Di Cocco, G.; Di Persio, G.; Donnarumma, I.; Evangelista, Y.; Feroci, M.; Ferrari, A.; Fiorini, M.; Fornari, F.; Fuschino, F.; Froysland, T.; Frutti, M.; Galli, M.; Gianotti, F.; Giuliani, A.; Labanti, C.; Lapshov, I.; Lazzarotto, F.; Liello, F.; Lipari, P.; Longo, F.; Mattaini, E.; Marisaldi, M.; Mastropietro, M.; Mauri, A.; Mauri, F.; Mereghetti, S.; Morelli, E.; Morselli, A.; Pacciani, L.; Pellizzoni, A.; Perotti, F.; Piano, G.; Picozza, P.; Pontoni, C.; Porrovecchio, G.; Prest, M.; Pucella, G.; Rapisarda, M.; Rappoldi, A.; Rossi, E.; Rubini, A.; Soffitta, P.; Traci, A.; Trifoglio, M.; Trois, A.; Vallazza, E.; Vercellone, S.; Vittorini, V.; Zambra, A.; Zanello, D.; Pittori, C.; Preger, B.; Santolamazza, P.; Verrecchia, F.; Giommi, P.; Colafrancesco, S.; Antonelli, A.; Cutini, S.; Gasparrini, D.; Stellato, S.; Fanari, G.; Primavera, R.; Tamburelli, F.; Viola, F.; Guarrera, G.; Salotti, L.; D'Amico, F.; Marchetti, E.; Crisconio, M.; Sabatini, P.; Annoni, G.; Alia, S.; Longoni, A.; Sanquerin, R.; Battilana, M.; Concari, P.; Dessimone, E.; Grossi, R.; Parise, A.; Monzani, F.; Artina, E.; Pavesi, R.; Marseguerra, G.; Nicolini, L.; Scandelli, L.; Soli, L.; Vettorello, V.; Zardetto, E.; Bonati, A.; Maltecca, L.; D'Alba, E.; Patane, M.; Babini, G.; Onorati, F.; Acquaroli, L.; Angelucci, M.; Morelli, B.; Agostara, C.; Cerone, M.; Michetti, A.; Tempesta, P.; D'Eramo, S.; Rocca, F.; Giannini, F.; Borghi, G.; Garavelli, B.; Conte, M.; Balasini, M.; Ferrario, I.; Vanotti, M.; Collavo, E.; Giacomazzo, M.

2008-01-01

AGILE is an Italian Space Agency mission dedicated to the observation of the gamma-ray Universe. The AGILE very innovative instrumentation combines for the first time a gamma-ray imager (sensitive in the energy range 30 MeV - 50 GeV), a hard X-ray imager (sensitive in the range 18-60 keV) together with a Calorimeter (sensitive in the range 300 keV - 100 MeV) and an anticoincidence system. AGILE was successfully launched on April 23, 2007 from the Indian base of Sriharikota and was inserted in an equatorial orbit with a very low particle background. AGILE provides crucial data for the study of Active Galactic Nuclei, Gamma-Ray Bursts, pulsars, unidentified gamma-ray sources, Galactic compact objects, supernova remnants, TeV sources, and fundamental physics by microsecond timing. An optimal angular resolution (reaching 0.1-0.2 degrees in gamma-rays, 1-2 arcminutes in hard X-rays) and very large fields of view (2.5 sr and 1 sr, respectively) are obtained by the use of Silicon detectors integrated in a very compa...

Human factors in agile manufacturing

Energy Technology Data Exchange (ETDEWEB)

Forsythe, C.

1995-03-01

As industries position themselves for the competitive markets of today, and the increasingly competitive global markets of the 21st century, agility, or the ability to rapidly develop and produce new products, represents a common trend. Agility manifests itself in many different forms, with the agile manufacturing paradigm proposed by the Iacocca Institute offering a generally accepted, long-term vision. In its many forms, common elements of agility or agile manufacturing include: changes in business, engineering and production practices, seamless information flow from design through production, integration of computer and information technologies into all facets of the product development and production process, application of communications technologies to enable collaborative work between geographically dispersed product development team members and introduction of flexible automation of production processes. Industry has rarely experienced as dramatic an infusion of new technologies or as extensive a change in culture and work practices. Human factors will not only play a vital role in accomplishing the technical and social objectives of agile manufacturing. but has an opportunity to participate in shaping the evolution of industry paradigms for the 21st century.

Agile Software Development

Science.gov (United States)

Biju, Soly Mathew

2008-01-01

Many software development firms are now adopting the agile software development method. This method involves the customer at every level of software development, thus reducing the impact of change in the requirement at a later stage. In this article, the principles of the agile method for software development are explored and there is a focus on…

Pro Agile NET Development with Scrum

CERN Document Server

Blankenship, Jerrel; Millett, Scott

2011-01-01

Pro Agile .NET Development with SCRUM guides you through a real-world ASP.NET project and shows how agile methodology is put into practice. There is plenty of literature on the theory behind agile methodologies, but no book on the market takes the concepts of agile practices and applies these in a practical manner to an end-to-end ASP.NET project, especially the estimating, requirements and management aspects of a project. Pro Agile .NET Development with SCRUM takes you through the initial stages of a project - gathering requirements and setting up an environment - through to the development a

Agile distributed software development

DEFF Research Database (Denmark)

Persson, John Stouby; Mathiassen, Lars; Aaen, Ivan

2012-01-01

While face-to-face interaction is fundamental in agile software development, distributed environments must rely extensively on mediated interactions. Practicing agile principles in distributed environments therefore poses particular control challenges related to balancing fixed vs. evolving quality...... requirements and people vs. process-based collaboration. To investigate these challenges, we conducted an in-depth case study of a successful agile distributed software project with participants from a Russian firm and a Danish firm. Applying Kirsch’s elements of control framework, we offer an analysis of how...

Frequency Agile Microwave Photonic Notch Filter in a Photonic Chip

Science.gov (United States)

2016-10-21

Interference mitigation is crucial in modern radiofrequency (RF) communications systems with dynamically changing operating frequencies, such as cognitive...frequency measurement (IFM) system was also explored. 4. Results and discussions: a. High extinction tunable notch filter in a chalcogenide chip [Optica...Figure 2(b, lower). The measured interferer suppression in this case was 47 dB, limited by the noise floor of the measurements . This paper is in the

Understanding organizational agility: a work-design perspective

OpenAIRE

Holsapple, Clyde W.; Li, Xun

2008-01-01

This paper introduces a unified theoretical model of organizational agility and investigates the attributes of knowledge-intensive work-design systems, which contribute to achieving and sustaining organizational agility. Even though there has been considerable research on the topic of agility, these studies are not unified regarding their conceptualizations of agility and/or tend to adopt fairly limited views of agility dimensionality. Here, we organize a review of existing definitions and ...

Agile Walker.

Science.gov (United States)

Katz, Reuven

2015-01-01

The goal of the Agile Walker is to improve the outdoor mobility of healthy elderly people with some mobility limitations. It is a newly developed, all-terrain walker, equipped with an electric drive system and speed control that can assists elderly people to walk outdoors or to hike. The walker has a unique product design with an attractive look that will appeal to "active-agers" population. This paper describes product design requirements and the development process of the Agile Walker, its features and some preliminary testing results.

Agile foundations principles, practices and frameworks

CERN Document Server

Measey, Peter; Gray, Alex; Levy, Richard; Oliver, Les; Roberts, Barbara; Short, Michael; Wilmshurst, Darren; Wolf, Lazaro

2015-01-01

Agile practices transform the way organisations carry out business and respond to change. But to realise success, an Agile mindset needs to be adopted throughout an organisation. This book gives a comprehensive introduction to Agile principles and methodologies.

Agile modeling practice

International Nuclear Information System (INIS)

Liu Baojie

2012-01-01

In recent years, the Unified Process and Agile Modeling is attracting people's attention for having integrated theory and maneuver ability. Based on the practice of China North Nuclear PWR's production and quality MIS project, the paper introduces Unified Process and Agile Modeling at first, then scratch the application of scientific idea to soft project for reference by similar projects afterwards. (author)

SuperAGILE: The Hard X-ray Imager of AGILE

International Nuclear Information System (INIS)

Feroci, M.; Costa, E.; Barbanera, L.; Del Monte, E.; Di Persio, G.; Frutti, M.; Lapshov, I.; Lazzarotto, F.; Pacciani, L.; Porrovecchio, G.; Preger, B.; Rapisarda, M.; Rubini, A.; Soffitta, P.; Tavani, M.; Mastropietro, M.; Morelli, E.; Argan, A.; Ghirlanda, G.; Mereghetti, S.

2004-01-01

SuperAGILE is the hard X-ray (10-40 keV) imager for the gamma-ray mission AGILE, currently scheduled for launch in mid-2005. It is based on 4 Si-microstrip detectors, with a total geometric area of 1444 cm 2 (max effective about 300 cm 2 ), equipped with one-dimensional coded masks. The 4 detectors are perpendicularly oriented, in order to provide pairs of orthogonal one-dimensional images of the X-ray sky. The field of view of each 1-D detector is 107 deg. x 68 deg., at zero response, with an overlap in the central 68 deg. x 68 deg. area. The angular resolution on axis is 6 arcmin (pixel size). We present here the current status of the hardware development and the scientific potential for GRBs, for which an onboard trigger and imaging system will allow distributing locations through a fast communication telemetry link from AGILE to the ground

Challenges of Best Agile Management Practices

OpenAIRE

Kulesovs, Ivans; Korkkinen, Max

2013-01-01

Agile software development and Agile leadership are widespread topics nowadays. Management 3.0 framework is a new framework for Agile leadership implementation within the software development organization. We have performed research that should answer such question as, what are the difficulties related to and the best practices of Agile leadership implementation in software development organizations through the prism of Management 3.0 framework views. In order to do this we have performed the...

Tools for Supporting Distributed Agile Project Planning

Science.gov (United States)

Wang, Xin; Maurer, Frank; Morgan, Robert; Oliveira, Josyleuda

Agile project planning plays an important part in agile software development. In distributed settings, project planning is severely impacted by the lack of face-to-face communication and the inability to share paper index cards amongst all meeting participants. To address these issues, several distributed agile planning tools were developed. The tools vary in features, functions and running platforms. In this chapter, we first summarize the requirements for distributed agile planning. Then we give an overview on existing agile planning tools. We also evaluate existing tools based on tool requirements. Finally, we present some practical advices for both designers and users of distributed agile planning tools.

Evaluation of the Agility Level of the Organization

Directory of Open Access Journals (Sweden)

Linkevics Gusts

2015-12-01

Full Text Available Organizations and teams are switching to agile methodology more and more often. The problem lies in the fact that organizations and teams are not certain at which agility level they currently are and at which agility domains they fail. This research focuses on creating a new method and tool for evaluation of the agility level of the company. The proposed method is based on the agility model of the company with agility domains, subdomains and attributes. Expert evaluation of domains, subdomains and attributes is the core of this method. The result of this research is the agility assessment method and blueprint of the architecture for the agility evaluation tool.

Investigation of the effect of ionizing radiation on gene expression variation by the 'DNA chips': feasibility of a biological dosimeter

International Nuclear Information System (INIS)

Gruel, G.

2005-01-01

After having described the different biological effects of ionizing radiation and the different approaches to biological dosimetry, and introduced 'DNA chips' or DNA micro-arrays, the author reports the characterization of gene expression variations in the response of cells to a gamma irradiation. Both main aspects of the use DNA chips are investigated: fundamental research and diagnosis. This research thesis thus proposes an analysis of the effect of ionizing radiation using DNA chips, notably by comparing gene expression modifications measured in mouse irradiated lung, heart and kidney. It reports a feasibility study of bio-dosimeter based on expression profiles

AGILE Highlights after Six Years in Orbit

Directory of Open Access Journals (Sweden)

Carlotta Pittori

2014-12-01

Full Text Available AGILE is an ASI space mission in collaboration with INAF, INFN and CIFS, dedicated to the observation of the gamma-ray Universe in the 30 MeV - 50 GeV energy range, with simultaneous X-ray imaging capability in the 18-60 keV band. The AGILE satellite was launched on April 23rd, 2007, and produced several important scientic results, among which the unexpected discovery of strong ares from the Crab Nebula. This discovery won to the AGILE PI and the AGILE Team the Bruno Rossi Prize for 2012 by the High Energy Astrophysics division of the American Astronomical Society. Thanks to its sky monitoring capability and fast ground segment alert system, AGILE detected many Galactic and extragalactic sources: among other results AGILE discovered gamma-ray emission from the microquasar Cygnus X-3, detected many bright blazars, discovered several new gamma-ray pulsars, and discovered emission up to 100 MeV from Terrestrial Gamma-Ray Flashes. We present an overview of the main AGILE Data Center activities and the AGILE scientic highlights after 6 years of operations.

Agile software assessment

OpenAIRE

Nierstrasz Oscar; Lungu Mircea

2012-01-01

Informed decision making is a critical activity in software development but it is poorly supported by common development environments which focus mainly on low level programming tasks. We posit the need for agile software assessment which aims to support decision making by enabling rapid and effective construction of software models and custom analyses. Agile software assessment entails gathering and exploiting the broader context of software information related to the system at hand as well ...

Agile manufacturing from a statistical perspective

Energy Technology Data Exchange (ETDEWEB)

Easterling, R.G. [Sandia National Labs., Albuquerque, NM (United States). New Initiatives Dept.

1995-10-01

The objective of agile manufacturing is to provide the ability to quickly realize high-quality, highly-customized, in-demand products at a cost commensurate with mass production. More broadly, agility in manufacturing, or any other endeavor, is defined as change-proficiency; the ability to thrive in an environment of unpredictable change. This report discusses the general direction of the agile manufacturing initiative, including research programs at the National Institute of Standards and Technology (NIST), the Department of Energy, and other government agencies, but focuses on agile manufacturing from a statistical perspective. The role of statistics can be important because agile manufacturing requires the collection and communication of process characterization and capability information, much of which will be data-based. The statistical community should initiate collaborative work in this important area.

Agile Software Development: An Introduction and Overview

Science.gov (United States)

Dingsøyr, Torgeir; Dybå, Tore; Moe, Nils Brede

Agile software development is an important topic in software engineering and information systems. This chapter provides a characterization and definition of agile software development, an overview of research through a summary of existing overview studies, an analysis of the research literature so far, and an introduction to the main themes of this book. The first part of the book provides foundations and background of agile development. The second part describes findings from studies of agile methods in practice. The third part identifies principal challenges and discusses new frontiers that agile development methods will meet in the future.

Conceptualizing Interpersonal Relationships in Agile IS Development

DEFF Research Database (Denmark)

Madsen, Sabine; Matook, Sabine

Agile information systems development (ISD) is a people-centered approach that emphasizes frequent interaction and genuine co-operation between customers and developers. While business relationships are the norm in the workplace, agile ISD leads to the creation of close interpersonal relationships....... Drawing on relationship theory and friendship literature we propose a theoretical framework of three types of workplace relationships. The framework is used for deriving theoretical preconceptions about agile relationships and their impact on the agile ISD team’s ability to deliver valuable, working...... software frequently. We also present the interpretive approach we will apply. An understanding of the relationship specific aspects of agile ISD as well as of the importance and impact of certain relationship characteristics can help explain why some agile projects succeed, while others fail...

Agile Values and Their Implementation in Practice

Directory of Open Access Journals (Sweden)

Eva Maria Schön

2015-12-01

Full Text Available Today agile approaches are often used for the development of digital products. Since their development in the 90s, Agile Methodologies, such as Scrum and Extreme Programming, have evolved. Team collaboration is strongly influenced by the values and principles of the Agile Manifesto. The values and principles described in the Agile Manifesto support the optimization of the development process. In this article, the current operation is analyzed in Agile Product Development Processes. Both, the cooperation in the project team and the understanding of the roles and tasks will be analyzed. The results are set in relation to the best practices of Agile Methodologies. A quantitative questionnaire related to best practices in Agile Product Development was developed. The study was carried out with 175 interdisciplinary participants from the IT industry. For the evaluation of the results, 93 participants were included who have expertise in the subject area Agile Methodologies. On one hand, it is shown that the collaborative development of product-related ideas brings benefits. On the other hand, it is investigated which effect a good understanding of the product has on decisions made during the implementation. Furthermore, the skillset of product managers, the use of pair programming, and the advantages of cross-functional teams are analyzed.

AGILE: A gamma-ray mission

International Nuclear Information System (INIS)

Tavani, M.; Caraveo, P.; Mereghetti, S.; Perotti, F.; Vercellone, S.; Barbiellini, G.; Budini, G.; Longo, F.; Prest, M.; Vallazza, E.; Cocco, V.; Morselli, A.; Picozza, P.; Pittori, C.; Costa, E.; Feroci, M.; Lapshov, I.; Morelli, E.; Rubini, A.; Soffitta, P.

2000-01-01

AGILE is an innovative, cost-effective gamma-ray mission selected by the Italian Space Agency for a Program of Small Scientific Missions. The AGILE gamma-ray imaging detector (GRID, made of a Silicon tracker and CsI Mini-Calorimeter) is designed to detect and image photons in the 30 MeV-50 GeV energy band with good sensitivity and very large field of view (FOV ∼3 sr). The X-ray detector, Super-AGILE, sensitive in the 10-40 keV band and integrated on top of the GRID gamma-ray tracker will provide imaging (1-3 arcmin) and moderate spectroscopy. For selected sky areas, AGILE might achieve a flux sensitivity (above 100 MeV) better than 5x10 -8 ph cm 2 s -1 at the completion of its scientific program. AGILE will operate as an Observatory open to the international community and is planned to be operational during the year 2002 for a nominal 2-year mission. It will be an ideal 'bridge' between EGRET and GLAST, and the only mission entirely dedicated to high-energy astrophysics above 30 MeV during that period

A Systematic Literature Review of Agile Maturity Model Research

Directory of Open Access Journals (Sweden)

Vaughan Henriques

2017-02-01

Full Text Available Background/Aim/Purpose: A commonly implemented software process improvement framework is the capability maturity model integrated (CMMI. Existing literature indicates higher levels of CMMI maturity could result in a loss of agility due to its organizational focus. To maintain agility, research has focussed attention on agile maturity models. The objective of this paper is to find the common research themes and conclusions in agile maturity model research. Methodology: This research adopts a systematic approach to agile maturity model research, using Google Scholar, Science Direct, and IEEE Xplore as sources. In total 531 articles were initially found matching the search criteria, which was filtered to 39 articles by applying specific exclusion criteria. Contribution:: The article highlights the trends in agile maturity model research, specifically bringing to light the lack of research providing validation of such models. Findings: Two major themes emerge, being the coexistence of agile and CMMI and the development of agile principle based maturity models. The research trend indicates an increase in agile maturity model articles, particularly in the latter half of the last decade, with concentrations of research coinciding with version updates of CMMI. While there is general consensus around higher CMMI maturity levels being incompatible with true agility, there is evidence of the two coexisting when agile is introduced into already highly matured environments. Future Research:\tFuture research direction for this topic should include how to attain higher levels of CMMI maturity using only agile methods, how governance is addressed in agile environments, and whether existing agile maturity models relate to improved project success.

Beneficial and Harmful Agile Practices for Product Quality

OpenAIRE

Theobald, Sven; Diebold, Philipp

2017-01-01

There is the widespread belief that Agile neglects the product quality. This lack of understanding how Agile processes assure the quality of the product prevents especially companies from regulated domains from an adoption of Agile. This work aims to identify which Agile Practices contribute towards product quality. Hence, data from a survey study is analyzed to identify Ag-ile Practices which are beneficial or harmful for the quality of the product. From 49 practices that were used in the su...

Teamwork in Distributed Agile Software Development

OpenAIRE

Gurram, Chaitanya; Bandi, Srinivas Goud

2013-01-01

Context: Distributed software development has become a most desired way of software development. Application of agile development methodologies in distributed environments has taken a new trend in developing software due to its benefits of improved communication and collaboration. Teamwork is an important concept that agile methodologies facilitate and is one of the potential determinants of team performance which was not focused in distributed agile software development. Objectives: This res...

IT Enabled Agility in Organizational Ambidexterity

OpenAIRE

Röder, Nina; Schermann, Michael; Krcmar, Helmut

2015-01-01

The aim of ambidextrous organizations is to balance exploratory and exploitative learning concepts. They innovate through experiments and research, and capture the value of innovations through refinement and continuous improvement. In this paper, we study the relationship of organizational ambidexterity and IT enabled agility. Based on a case study with a German car manufacturer we find that (1) entrepreneurial agility impedes exploitative concepts, (2) adaptive agility impedes exploratory co...

Threshold equalization algorithm for the XAA1.2 ASICs and its application to SuperAGILE X-ray imager

International Nuclear Information System (INIS)

Pacciani, Luigi; Uberti, Olga; Del Monte, Ettore; Argan, Andrea; Feroci, Marco; Soffitta, Paolo; Trois, Alessio; Costa, Enrico; Donnarumma, Immacolata; Evangelista, Yuri; Lazzarotto, Francesco; Rapisarda, Massimo; Morelli, Ennio; Mastropietro, Marcello; Rubini, Alda

2008-01-01

In this paper we report the procedure developed and the results achieved for the equalization of threshold levels for the 6144 discriminator units of XAA1.2 ASICs chosen for the SuperAGILE X-ray imager onboard the AGILE satellite. For these kinds of imager, we will show that the threshold equalization is a critical issue. For each XAA1.2 we reduced the threshold dispersion by a factor of 3-4, and a factor of ∼2 for daisy chains of ASICs. Despite the method being developed for XAA1.2, the discriminator units and threshold fine-adjustment circuits are common to other chips of XA and VA-TA family, so that the algorithm and results can be extended to these two families of ASICs. This work may be useful for the design of electronic boards where the threshold equalization is a crucial issue

Threshold equalization algorithm for the XAA1.2 ASICs and its application to SuperAGILE X-ray imager

Energy Technology Data Exchange (ETDEWEB)

Pacciani, Luigi [Istituto di Fisica Spaziale e Fisica Cosmica, INAF, Roma, via Fosso del Cavaliere, 100-I-00133 Roma (Italy)], E-mail: luigi.pacciani@iasf-roma.inaf.it; Uberti, Olga; Del Monte, Ettore; Argan, Andrea; Feroci, Marco; Soffitta, Paolo; Trois, Alessio; Costa, Enrico; Donnarumma, Immacolata; Evangelista, Yuri; Lazzarotto, Francesco [Istituto di Fisica Spaziale e Fisica Cosmica, INAF, Roma, via Fosso del Cavaliere, 100-I-00133 Roma (Italy); Rapisarda, Massimo [ENEA C.R. Frascati, via Enrico Fermi, 45, I-00044 Frascati (RM) (Italy); Morelli, Ennio [Istituto di Fisica Spaziale e Fisica Cosmica, INAF, Bologna, via P. Gobetti, 101-I-40129 Bologna (Italy); Mastropietro, Marcello [Istituto dei Sistemi Complessi, CNR, Roma, via Salaria, km 29300, I-00016 Monterotondo Scalo (RM) c.p. 10 (Italy); Rubini, Alda [Istituto di Fisica Spaziale e Fisica Cosmica, INAF, Roma, via Fosso del Cavaliere, 100-I-00133 Roma (Italy)

2008-08-11

In this paper we report the procedure developed and the results achieved for the equalization of threshold levels for the 6144 discriminator units of XAA1.2 ASICs chosen for the SuperAGILE X-ray imager onboard the AGILE satellite. For these kinds of imager, we will show that the threshold equalization is a critical issue. For each XAA1.2 we reduced the threshold dispersion by a factor of 3-4, and a factor of {approx}2 for daisy chains of ASICs. Despite the method being developed for XAA1.2, the discriminator units and threshold fine-adjustment circuits are common to other chips of XA and VA-TA family, so that the algorithm and results can be extended to these two families of ASICs. This work may be useful for the design of electronic boards where the threshold equalization is a crucial issue.

Development of Agile Practices in Romanian Software Community

Directory of Open Access Journals (Sweden)

Eduard BUDACU

2017-01-01

Full Text Available Agile Software Development (ASD promotes flexibility to change and emphasis the importance of individuals and interactions in producing software. The study presents the development of agile practices in Romanian software community. A literature review is conducted and the main agile methods are described. The characteristics of Romanian ICT sector is presented in relation with agile methodology. Practices are identified by a survey and an analysis on the groups of interests formed on Meetup website is performed. Future directions and development of agile practices is evaluated.

Improving the scaling normalization for high-density oligonucleotide GeneChip expression microarrays

Directory of Open Access Journals (Sweden)

Lu Chao

2004-07-01

Full Text Available Abstract Background Normalization is an important step for microarray data analysis to minimize biological and technical variations. Choosing a suitable approach can be critical. The default method in GeneChip expression microarray uses a constant factor, the scaling factor (SF, for every gene on an array. The SF is obtained from a trimmed average signal of the array after excluding the 2% of the probe sets with the highest and the lowest values. Results Among the 76 U34A GeneChip experiments, the total signals on each array showed 25.8% variations in terms of the coefficient of variation, although all microarrays were hybridized with the same amount of biotin-labeled cRNA. The 2% of the probe sets with the highest signals that were normally excluded from SF calculation accounted for 34% to 54% of the total signals (40.7% ± 4.4%, mean ± sd. In comparison with normalization factors obtained from the median signal or from the mean of the log transformed signal, SF showed the greatest variation. The normalization factors obtained from log transformed signals showed least variation. Conclusions Eliminating 40% of the signal data during SF calculation failed to show any benefit. Normalization factors obtained with log transformed signals performed the best. Thus, it is suggested to use the mean of the logarithm transformed data for normalization, rather than the arithmetic mean of signals in GeneChip gene expression microarrays.

C2 Agility

DEFF Research Database (Denmark)

Mitchell, Dr. William; Alberts, David S.; Bernier, Francois

of improving C2 Agility with empirical evidence obtained from a set of retrospective case studies and simulation-based experiments. Further, it identified next steps toward practical implementation in NATO operations and priorities for increasing the rigor and practicality of methods for measuring...... and improving C2 Agility. The 21st century military mission space is large and complex, characterized by extreme uncertainty, and exposed to increased public and media scrutiny. In addition to the high intensity combat operations traditionally associated with the military, potential missions include a wide...

Agile software development

CERN Document Server

Dingsoyr, Torgeir; Moe, Nils Brede

2010-01-01

Agile software development has become an umbrella term for a number of changes in how software developers plan and coordinate their work, how they communicate with customers and external stakeholders, and how software development is organized in small, medium, and large companies, from the telecom and healthcare sectors to games and interactive media. Still, after a decade of research, agile software development is the source of continued debate due to its multifaceted nature and insufficient synthesis of research results. Dingsoyr, Dyba, and Moe now present a comprehensive snapshot of the kno

Applying Agile MethodstoWeapon/Weapon-Related Software

Energy Technology Data Exchange (ETDEWEB)

Adams, D; Armendariz, M; Blackledge, M; Campbell, F; Cloninger, M; Cox, L; Davis, J; Elliott, M; Granger, K; Hans, S; Kuhn, C; Lackner, M; Loo, P; Matthews, S; Morrell, K; Owens, C; Peercy, D; Pope, G; Quirk, R; Schilling, D; Stewart, A; Tran, A; Ward, R; Williamson, M

2007-05-02

This white paper provides information and guidance to the Department of Energy (DOE) sites on Agile software development methods and the impact of their application on weapon/weapon-related software development. The purpose of this white paper is to provide an overview of Agile methods, examine the accepted interpretations/uses/practices of these methodologies, and discuss the applicability of Agile methods with respect to Nuclear Weapons Complex (NWC) Technical Business Practices (TBPs). It also provides recommendations on the application of Agile methods to the development of weapon/weapon-related software.

Agility performance in athletes of different sport specializations

Directory of Open Access Journals (Sweden)

Erika Zemková

2014-09-01

Full Text Available Background: Data on agility skills in different populations using pre-planned, change of direction speed tests have previously been reported. However, there are no available data on the agility times of athletes specializing in different sports obtained from Reactive agility tests. Objective: The study compares agility time in groups of athletes of different sports where agility is one of the limiting factors of performance. Methods: Altogether 282 athletes of 14 sport specializations performed the Agility test. Their task was to touch, as fast as possible, with either the left or the right foot, one of four mats located outside each of the four corners of a 0.8 m square. The mats had to be touched in accordance with the location of a stimulus in one of the corners of a screen. The test consisted of 60 visual stimuli with random generation of their location on the screen and a time of generation of 500 to 2,500 ms. The result was a sum of the 32 best agility times. Results: The Agility test has been found to be sensitive in distinguishing groups of athletes of different sport specializations. Table tennis players, badminton players, fencers, tae-kwon-do competitors and karate competitors showed the best agility times (< 350 ms, followed by ice-hockey, tennis, soccer, volleyball, basketball, and hockeyball players (350-400 ms, then aikidoists (400-450 ms, and finally judoists and wrestlers (450-500 ms. Conclusions: The best agility times are in athletes of racquet sports, followed by competitors of combat sports with reactions to visual stimuli, then players of ball sports, and finally competitors of combat sports with reactions to tactile stimuli. Since this is the first study testing agility skills using the Reactive agility test in athletes of different sport specializations, data obtained can be used for comparison of athletes within particular sports.

Agile! the good, the hype and the ugly

CERN Document Server

Meyer, Bertrand

2014-01-01

Here is the ideal introduction to agile development. The book details agile principles, roles, managerial practices, technical practices and artifacts, offering a complete review that will help readers master all the important agile ideas.

RFP for the italien satellite AGILE

DEFF Research Database (Denmark)

Madsen, Peter Buch; Jørgensen, John Leif; Riis, Troels

1999-01-01

The document descibes the ASC Star Tracker (performance, functionality, requirements etc.) to the Italian satellite AGILE.......The document descibes the ASC Star Tracker (performance, functionality, requirements etc.) to the Italian satellite AGILE....

Embedding reflection and learning into agile software development

DEFF Research Database (Denmark)

Babb, Jeffry; Hoda, Rashina; Nørbjerg, Jacob

2014-01-01

The theoretical underpinnings of agile methods emphasize regular reflection as a means to sustainable development pace and continuous learning, but in practice, high iteration pressure can diminish reflection opportunities. The Reflective Agile Learning Model (REALM) combines insights and results...... from studies of agile development practices in India, New Zealand, and the US with Schön’s theory of reflective practice to embed reflection in everyday agile practices....

Everything you want to know about Agile

CERN Document Server

Cooke, Jamie Lynn

2012-01-01

Everything you want to know about Agile comprehensively addresses the issues that IT departments face when they try to implement Agile approaches within the constraints of their traditional organizations, including existing project frameworks, budgeting structures, contracts and corporate reporting.  It is an essential resource for IT departments that want to deliver successful Agile results, even in the most challenging environments.

Collaborative Environment and Agile Development

Directory of Open Access Journals (Sweden)

Bogdan GHILIC-MICU

2014-01-01

Full Text Available Over time, information and communications technology development has made a direct impact on human activity in the individual context as well as familial, economic and social. This has laid the premise for adoption of new and modern paradigms in individual and organizational activity management. The evolutionary climax of the social universe is called nowadays knowledge society. The knowledge society succeeds the information society, emphasizing the development of the opportunities brought by collaborative work environment and agile approach. In this paper we will highlight the use of collaborative environment in agile software development, as an instrument for managing organizations in knowledge society. Thus, we will emphasize the paradigms of agile testing, validation and verification in collaborative environment.

Some Findings Concerning Requirements in Agile Methodologies

Science.gov (United States)

Rodríguez, Pilar; Yagüe, Agustín; Alarcón, Pedro P.; Garbajosa, Juan

Agile methods have appeared as an attractive alternative to conventional methodologies. These methods try to reduce the time to market and, indirectly, the cost of the product through flexible development and deep customer involvement. The processes related to requirements have been extensively studied in literature, in most cases in the frame of conventional methods. However, conclusions of conventional methodologies could not be necessarily valid for Agile; in some issues, conventional and Agile processes are radically different. As recent surveys report, inadequate project requirements is one of the most conflictive issues in agile approaches and better understanding about this is needed. This paper describes some findings concerning requirements activities in a project developed under an agile methodology. The project intended to evolve an existing product and, therefore, some background information was available. The major difficulties encountered were related to non-functional needs and management of requirements dependencies.

Investigating the strategic antecedents of agility in humanitarian logistics.

Science.gov (United States)

L'Hermitte, Cécile; Brooks, Benjamin; Bowles, Marcus; Tatham, Peter H

2017-10-01

This study investigates the strategic antecedents of operational agility in humanitarian logistics. It began by identifying the particular actions to be taken at the strategic level of a humanitarian organisation to support field-level agility. Next, quantitative data (n=59) were collected on four strategic-level capabilities (being purposeful, action-focused, collaborative, and learning-oriented) and on operational agility (field responsiveness and flexibility). Using a quantitative analysis, the study tested the relationship between organisational capacity building and operational agility and found that the four strategic-level capabilities are fundamental building blocks of agility. Collectively they account for 52 per cent of the ability of humanitarian logisticians to deal with ongoing changes and disruptions in the field. This study emphasises the need for researchers and practitioners to embrace a broader perspective of agility in humanitarian logistics. In addition, it highlights the inherently strategic nature of agility, the development of which involves focusing simultaneously on multiple drivers. © 2017 The Author(s). Disasters © Overseas Development Institute, 2017.

The AGILE on-board Kalman filter

International Nuclear Information System (INIS)

Giuliani, A.; Cocco, V.; Mereghetti, S.; Pittori, C.; Tavani, M.

2006-01-01

On-board reduction of particle background is one of the main challenges of space instruments dedicated to gamma-ray astrophysics. We present in this paper a discussion of the method and main simulation results of the on-board background filter of the Gamma-Ray Imaging Detector (GRID) of the AGILE mission. The GRID is capable of detecting and imaging with optimal point spread function gamma-ray photons in the range 30MeV-30GeV. The AGILE planned orbit is equatorial, with an altitude of 550km. This is an optimal orbit from the point of view of the expected particle background. For this orbit, electrons and positrons of kinetic energies between 20MeV and hundreds of MeV dominate the particle background, with significant contributions from high-energy (primary) and low-energy protons, and gamma-ray albedo-photons. We present here the main results obtained by extensive simulations of the on-board AGILE-GRID particle/photon background rejection algorithms based on a special application of Kalman filter techniques. This filter is applied (Level-2) sequentially after other data processing techniques characterizing the Level-1 processing. We show that, in conjunction with the Level-1 processing, the adopted Kalman filtering is expected to reduce the total particle/albedo-photon background rate to a value (=<10-30Hz) that is compatible with the AGILE telemetry. The AGILE on-board Kalman filter is also effective in reducing the Earth-albedo-photon background rate, and therefore contributes to substantially increase the AGILE exposure for celestial gamma-ray sources

Understanding Organizational Agility: A Work-Design Perspective

National Research Council Canada - National Science Library

Holsapple, Clyde W; Li, Xun

2008-01-01

This paper introduces a unified theoretical model of organizational agility and investigates the attributes of knowledge-intensive work-design systems, which contribute to achieving and sustaining organizational agility...

Improving ISD Agility in Fast-Moving Software Organizations

DEFF Research Database (Denmark)

Persson, John Stouby; Nørbjerg, Jacob; Nielsen, Peter Axel

2016-01-01

Fast-moving software organizations must respond quickly to changing technological options and market trends while delivering high-quality services at competitive prices. Improving agility of information systems development (ISD) may reconcile these inherent tensions, but previous research...... study on how to improve ISD agility in a fast-moving software organization. The study maps central problems in the ISD management to direct improvements of agility. Our following intervention addressed method improvements in defining types of ISD by customer relations and integrating the method...... with the task management tool used by the organization. The paper discusses how the action research contributes to our understanding of ISD agility in fast-moving software organizations with a framework for mapping and evaluating improvements of agility. The action research specifically points out that project...

Using enterprise systems to enhance organizational agility

Directory of Open Access Journals (Sweden)

Sanjay Mathrani

Full Text Available In the corporate use of Information and Communication Technology (ICT, deployment of enterprise systems (ESs technology in particular, has been the most vital development towards improving an organization\\'s effectiveness. ESs make up the value chain of an enterprise allowing the organization to become significantly flexible and efficient. This paper investigates the use of ESs to increase agility within three New Zealand manufacturing organizations. Case findings reveal several aspects of ES utilization in agile manufacturing strategies such as concurrent engineering, value chain integration, and creation of virtual enterprise to proactively align work streams and increase responsiveness and flexibility. The paper discusses the importance of agile thinking in business and how an ES enables knowledge-based processes in critical functional areas to improve organizational agility.

On the Current Measurement Practices in Agile Software Development

OpenAIRE

Javdani, Taghi; Zulzalil, Hazura; Ghani, Abdul Azim Abd; Sultan, Abu Bakar Md; Parizi, Reza Meimandi

2013-01-01

Agile software development (ASD) methods were introduced as a reaction to traditional software development methods. Principles of these methods are different from traditional methods and so there are some different processes and activities in agile methods comparing to traditional methods. Thus ASD methods require different measurement practices comparing to traditional methods. Agile teams often do their projects in the simplest and most effective way so, measurement practices in agile metho...

Agile project management with GreenHopper 6 blueprints

CERN Document Server

Malik, Jaibeer

2013-01-01

A step-by-step tutorial-based approach.This book is of great help for agile teams who are already using or planning to use the GreenHopper tooling system to execute agile projects. It suits all roles in an agile project including system administrators, stakeholders, product owners, scrum masters, and team members. Fundamental knowledge of JIRA is essential.

Agile Preparation within a Traditional Project Management Course

Science.gov (United States)

Landry, Jeffrey P.; McDaniel, Rachel

2016-01-01

Agile software approaches have seen a steady rise over a decade and a half, but agile's place in the information systems (IS) undergraduate curriculum is far from settled. While agile concepts may arguably be taught in multiple places in the IS curriculum, this paper argues for its inclusion in a project management course. This paper builds on…

Agile service oriented shipping companies in the container terminal

Directory of Open Access Journals (Sweden)

W. Liu

2009-06-01

Full Text Available Agility is regarded as one of the core capabilities and the developing trend of supply chains and their enterprises. Along with the development of economical globalization, supply chain management and containerization as well as container ports as a part of supply chain take more roles like logistics or distribution centers. Under this background, the container terminal should have superior response and develop agility. The main goal of this paper is to emphasize and illustrate the importance and imminence of implementing agility in container terminals. To achieve this goal, the analysis of the economies of scale in the container terminal is presented. In this paper, however, more attention will be paid to agile service oriented shipping companies. The concept and characters of agile service in the container terminal is illustrated. The paper also focuses on the agile organizational structure of the container terminal. Finally, the fuzzy quality synthetic evaluation method is given to evaluate the performance level of agile service in container terminal oriented shipping companies.

Agile kaizen managing continuous improvement far beyond retrospectives

CERN Document Server

Medinilla, Ángel

2014-01-01

Agile teams have been struggling with the concept of continuous improvement since the first Agile frameworks were developed, and still very little has been written about the practice of continuous improvement in Agile environments. Although team retrospectives have been prescribed and some practices have been introduced in order to implement and facilitate them, the truth is that most Agile teams are conducting dull retrospectives that end with a list of things that have been done wrong, just to repeat the same list two weeks later at the next meeting.Instead of listing hundreds of Japanese-la

Agile attitude

DEFF Research Database (Denmark)

Ovesen, Nis; Eriksen, Kaare; Tollestrup, Christian

2011-01-01

Motivated by the growing number of hybrid products with extensive software and service components, this paper reviews four representative agile methods from the domain of software for their applicability to both the industrial design education and practice. The review is based on a comparative an...

The Translation and Adaptation of Agile Methods

DEFF Research Database (Denmark)

Pries-Heje, Jan; Baskerville, Richard

2017-01-01

Purpose The purpose of this paper is to use translation theory to develop a framework (called FTRA) that explains how companies adopt agile methods in a discourse of fragmentation and articulation. Design/methodology/approach A qualitative multiple case study of six firms using the Scrum agile...... (Scrum). This limits the confidence that the framework is suitable for other kinds of methodologies. Practical implications The FTRA framework and the technological rules are promising for use in practice as a prescriptive or even normative frame for governing methodology adaptation. Social implications....../value The use of translation theory and the FTRA framework to explain how agile adaptation (in particular Scrum) emerges continuously in a process where method fragments are articulated and re-articulated to momentarily suit the local setting. Complete agility that rapidly and elegantly changes its own...

An Investigation of Team Effectiveness in Agile Software Development

OpenAIRE

Haraldsen, Lars Martin Riiser

2012-01-01

Abstract Agile teamwork has been widely used and accepted in today's industry of software development. The methods in agile teamwork claim to improve performance and predictability, and has during the past years become the target for an emerging area of research. The majority of the existing studies concerning agile teamwork mainly focus around eXtreme Programming (XP). Abstract This report is one of few that discuss teamwork in software development having the agile methodology Scrum in the...

A statistical method for predicting splice variants between two groups of samples using GeneChip® expression array data

Directory of Open Access Journals (Sweden)

Olson James M

2006-04-01

Full Text Available Abstract Background Alternative splicing of pre-messenger RNA results in RNA variants with combinations of selected exons. It is one of the essential biological functions and regulatory components in higher eukaryotic cells. Some of these variants are detectable with the Affymetrix GeneChip® that uses multiple oligonucleotide probes (i.e. probe set, since the target sequences for the multiple probes are adjacent within each gene. Hybridization intensity from a probe correlates with abundance of the corresponding transcript. Although the multiple-probe feature in the current GeneChip® was designed to assess expression values of individual genes, it also measures transcriptional abundance for a sub-region of a gene sequence. This additional capacity motivated us to develop a method to predict alternative splicing, taking advance of extensive repositories of GeneChip® gene expression array data. Results We developed a two-step approach to predict alternative splicing from GeneChip® data. First, we clustered the probes from a probe set into pseudo-exons based on similarity of probe intensities and physical adjacency. A pseudo-exon is defined as a sequence in the gene within which multiple probes have comparable probe intensity values. Second, for each pseudo-exon, we assessed the statistical significance of the difference in probe intensity between two groups of samples. Differentially expressed pseudo-exons are predicted to be alternatively spliced. We applied our method to empirical data generated from GeneChip® Hu6800 arrays, which include 7129 probe sets and twenty probes per probe set. The dataset consists of sixty-nine medulloblastoma (27 metastatic and 42 non-metastatic samples and four cerebellum samples as normal controls. We predicted that 577 genes would be alternatively spliced when we compared normal cerebellum samples to medulloblastomas, and predicted that thirteen genes would be alternatively spliced when we compared metastatic

Factors in Agile Methods Adoption

Directory of Open Access Journals (Sweden)

Samia Abdalhamid

2017-05-01

Full Text Available There are many factors that can affect the process of adopting Agile methods during software developing. This paper illustrates the critical factors in Agile methods adoption in software organizations. To present the success and failure factors, an exploratory study is carried out among the critical factors of success and failure from existing studies. Dimensions and Factors are introduced utilizing success and failure dimensions. The mind map was used to clarify these factors.

Test Methods for Robot Agility in Manufacturing.

Science.gov (United States)

Downs, Anthony; Harrison, William; Schlenoff, Craig

2016-01-01

The paper aims to define and describe test methods and metrics to assess industrial robot system agility in both simulation and in reality. The paper describes test methods and associated quantitative and qualitative metrics for assessing robot system efficiency and effectiveness which can then be used for the assessment of system agility. The paper describes how the test methods were implemented in a simulation environment and real world environment. It also shows how the metrics are measured and assessed as they would be in a future competition. The test methods described in this paper will push forward the state of the art in software agility for manufacturing robots, allowing small and medium manufacturers to better utilize robotic systems. The paper fulfills the identified need for standard test methods to measure and allow for improvement in software agility for manufacturing robots.

The AGILE anticoincidence detector

International Nuclear Information System (INIS)

Perotti, F.; Fiorini, M.; Incorvaia, S.; Mattaini, E.; Sant'Ambrogio, E.

2006-01-01

AGILE is a γ-ray astrophysics space mission which will operate, starting from 2006, in the 30 MeV-50 GeV energy range with imaging capability also in the 15-45 keV energy band. In order to achieve the required detection sensitivity, all AGILE detectors are surrounded by an anticoincidence detector aimed at charged particle background rejection with an inefficiency as low as 10 -4 . In this work, the design and the structure of this anticoincidence detector are presented, as well as its performances in terms of charged particles detection inefficiency as derived from extensive calibrations performed at CERN PS

User-centered agile method

CERN Document Server

Deuff, Dominique

2013-01-01

Agile development methods began to emerge around 20 years ago. However, it was not until the early 2000s that they began to be widely used in industry. This growth was often due to the advent of Internet services requiring faster cycles of development in order to heighten the rate at which an ever-greater number of functionalities were made available. In parallel, user-centered design (UCD) methods were also becoming more and more widely used: hence, user-centered design and agile methods were bound to cross paths, at least in the telecoms industry! During this period, in the field of telec

Adaptation of enterprise architecture efforts to an agile environment

NARCIS (Netherlands)

Robin Duijs; Pascal Ravesteijn; Marlies van Steenbergen

2018-01-01

From the article: Agile ways of working have become mainstream, with many organisations practising a form of agile. Agile maturity among those organisations differs. In a research conducted by VersionOne Inc. (2016), 82% of the participating organisations stated to be at or below the level of ‘still

Identifying EGFR-Expressed Cells and Detecting EGFR Multi-Mutations at Single-Cell Level by Microfluidic Chip

Science.gov (United States)

Li, Ren; Zhou, Mingxing; Li, Jine; Wang, Zihua; Zhang, Weikai; Yue, Chunyan; Ma, Yan; Peng, Hailin; Wei, Zewen; Hu, Zhiyuan

2018-03-01

EGFR mutations companion diagnostics have been proved to be crucial for the efficacy of tyrosine kinase inhibitor targeted cancer therapies. To uncover multiple mutations occurred in minority of EGFR-mutated cells, which may be covered by the noises from majority of un-mutated cells, is currently becoming an urgent clinical requirement. Here we present the validation of a microfluidic-chip-based method for detecting EGFR multi-mutations at single-cell level. By trapping and immunofluorescently imaging single cells in specifically designed silicon microwells, the EGFR-expressed cells were easily identified. By in situ lysing single cells, the cell lysates of EGFR-expressed cells were retrieved without cross-contamination. Benefited from excluding the noise from cells without EGFR expression, the simple and cost-effective Sanger's sequencing, but not the expensive deep sequencing of the whole cell population, was used to discover multi-mutations. We verified the new method with precisely discovering three most important EGFR drug-related mutations from a sample in which EGFR-mutated cells only account for a small percentage of whole cell population. The microfluidic chip is capable of discovering not only the existence of specific EGFR multi-mutations, but also other valuable single-cell-level information: on which specific cells the mutations occurred, or whether different mutations coexist on the same cells. This microfluidic chip constitutes a promising method to promote simple and cost-effective Sanger's sequencing to be a routine test before performing targeted cancer therapy.[Figure not available: see fulltext.

The Art of Agile Development

CERN Document Server

Shore, James

2008-01-01

Plenty of books describe what agile development is or why it helps software projects succeed, but very few combine information for developers, managers, testers, and customers into a single package that they can apply directly. This book provides a gestalt view of the agile development process that serves as a comprehensive introduction for non-technical readers, along with hands-on technical practices for programmers and developers. The book also tackles the people aspect of Extreme Programming.

How Agile Methods Inspire Project Management - The Half Double Initiative

DEFF Research Database (Denmark)

Heeager, Lise Tordrup; Svejvig, Per; Schlichter, Bjarne Rerup

Increased complexity in projects has forced new project management initiatives. In software development several agile methods have emerged and are today highly implemented in practice. Observations of general project management practice show how it has been inspired by agile software development......, but very little research addresses the issue of agile project management. In order to understand and to provide suggestions for future practice on how agility can be incorporated in general project management, this paper provides an analysis which compares ten characteristics of agile software development...... (identified in theory) and the Half Double Methodology developed by the Danish Project Half Double initiative; a Methodology developed with practitioners and tested in seven Danish case companies. The analysis shows how the general project management to a great extent has been inspired by agile methods...

Agile Processes in Software Engineering and Extreme Programming

DEFF Research Database (Denmark)

The volume constitutes the proceedings of the 18th International Conference on Agile Software Development, XP 2017, held in Cologne, Germany, in May 2017. The 14 full and 6 short papers presented in this volume were carefully reviewed and selected from 46 submissions. They were organized in topical...... sections named: improving agile processes; agile in organization; and safety critical software. In addition, the volume contains 3 doctoral symposium papers (from 4 papers submitted)....

Optimal dispatch strategy for the agile virtual power plant

DEFF Research Database (Denmark)

Petersen, Mette Højgaard; Bendtsen, Jan Dimon; Stoustrup, Jakob

2012-01-01

The introduction of large ratios of renewable energy into the existing power system is complicated by the inherent variability of production technologies, which harvest energy from wind, sun and waves. Fluctuations of renewable power production can be predicted to some extent, but the assumption...... of perfect prediction is unrealistic. This paper therefore introduces the Agile Virtual Power Plant. The Agile Virtual Power Plant assumes that the base load production planning based on best available knowledge is already given, so imbalances cannot be predicted. Consequently the Agile Virtual Power Plant...... attempts to preserve maneuverability (stay agile) rather than optimize performance according to predictions. In this paper the imbalance compensation problem for an Agile Virtual Power Plant is formulated. It is proved formally, that when local units are power and energy constrained integrators a dispatch...

The Impact of Cloud Computing on Information Systems Agility

Directory of Open Access Journals (Sweden)

Mohamed Sawas

2015-09-01

Full Text Available As businesses are encountering frequent harsh economic conditions, concepts such as outsourcing, agile and lean management, change management and cost reduction are constantly gaining more attention. This is because these concepts are all aimed at saving on budgets and facing unexpected changes. Latest technologies like cloud computing promise to turn IT, that has always been viewed as a cost centre, into a source of saving money and driving flexibility and agility to the business. The purpose of this paper is to first compile a set of attributes that govern the agility benefits added to information systems by cloud computing and then develop a survey-based instrument to measure these agility benefits. Our research analysis employs non-probability sampling based on a combination of convenience and judgment. This approach was used to obtain a representative sample of participants from potential companies belonging to various industries such as oil & gas, banking, private, government and semi-governmental organizations. This research will enable decision makers to measure agility enhancements and hence compare the agility of Information Systems before and after deploying cloud computing.

Quantitative Assessment of the IT Agile Transformation

Directory of Open Access Journals (Sweden)

Orłowski Cezary

2017-03-01

Full Text Available The aim of this paper is to present the quantitative perspective of the agile transformation processes in IT organisations. The phenomenon of agile transformation becomes a complex challenge for an IT organisation since it has not been analysed in detail so far. There is no research on the readiness of IT organisations to realise agile transformation processes. Such processes also prove to have uncontrolled character. Therefore, to minimise the risk of failure referring to the realisation of transformation processes, it is necessary to monitor them. It is also necessary to identify and analyse such processes to ensure their continuous character.

Adapting Configuration Management for Agile Teams Balancing Sustainability and Speed

CERN Document Server

Moreira, Mario E

2009-01-01

Adapting Configuration Management for Agile Teams provides very tangible approaches on how Configuration Management with its practices and infrastructure can be adapted and managed in order to directly benefit agile teams. Written by Mario E. Moreira, author of Software Configuration Management Implementation Roadmap , columnist for CM Crossroads online community and writer for the Agile Journal, this unique book provides concrete guidance on tailoring CM for Agile projects without sacrificing the principles of Configuration Management.

Laterality and performance of agility-trained dogs.

Science.gov (United States)

Siniscalchi, Marcello; Bertino, Daniele; Quaranta, Angelo

2014-01-01

Correlations between lateralised behaviour and performance were investigated in 19 agility-trained dogs (Canis familiaris) by scoring paw preference to hold a food object and relating it to performance during typical agility obstacles (jump/A-frame and weave poles). In addition, because recent behavioural studies reported that visual stimuli of emotional valence presented to one visual hemifield at a time affect visually guided motor responses in dogs, the possibility that the position of the owner respectively in the left and in the right canine visual hemifield might be associated with quality of performance during agility was considered. Dogs' temperament was also measured by an owner-rated questionnaire. The most relevant finding was that agility-trained dogs displayed longer latencies to complete the obstacles with the owner located in their left visual hemifield compared to the right. Interestingly, the results showed that this phenomenon was significantly linked to both dogs' trainability and the strength of paw preference.

A hidden Ising model for ChIP-chip data analysis

KAUST Repository

Mo, Q.

2010-01-28

Motivation: Chromatin immunoprecipitation (ChIP) coupled with tiling microarray (chip) experiments have been used in a wide range of biological studies such as identification of transcription factor binding sites and investigation of DNA methylation and histone modification. Hidden Markov models are widely used to model the spatial dependency of ChIP-chip data. However, parameter estimation for these models is typically either heuristic or suboptimal, leading to inconsistencies in their applications. To overcome this limitation and to develop an efficient software, we propose a hidden ferromagnetic Ising model for ChIP-chip data analysis. Results: We have developed a simple, but powerful Bayesian hierarchical model for ChIP-chip data via a hidden Ising model. Metropolis within Gibbs sampling algorithm is used to simulate from the posterior distribution of the model parameters. The proposed model naturally incorporates the spatial dependency of the data, and can be used to analyze data with various genomic resolutions and sample sizes. We illustrate the method using three publicly available datasets and various simulated datasets, and compare it with three closely related methods, namely TileMap HMM, tileHMM and BAC. We find that our method performs as well as TileMap HMM and BAC for the high-resolution data from Affymetrix platform, but significantly outperforms the other three methods for the low-resolution data from Agilent platform. Compared with the BAC method which also involves MCMC simulations, our method is computationally much more efficient. Availability: A software called iChip is freely available at http://www.bioconductor.org/. Contact: moq@mskcc.org. © The Author 2010. Published by Oxford University Press. All rights reserved. For Permissions, please email: journals.permissions@oxfordjournals.org.

The agile alert system for gamma-ray transients

Energy Technology Data Exchange (ETDEWEB)

Bulgarelli, A.; Trifoglio, M.; Gianotti, F.; Fioretti, V. [INAF/IASF-Bologna, Via Gobetti 101, I-40129 Bologna (Italy); Tavani, M.; Argan, A.; Trois, A.; Scalise, E. [INAF/IASF-Roma, Via del Fosso del Cavaliere 100, I-00133 Roma (Italy); Parmiggiani, N.; Beneventano, D. [University of Modena and Reggio Emilia, Dipartimento di Science e Metodi dell' Ingegneria (Italy); Chen, A. W. [INAF/IASF-Milano, Via E. Bassini 15, I-20133 Milano (Italy); Vercellone, S. [School of Physics, University of the Witwatersrand, Johannesburg Wits 2050 (South Africa); Pittori, C.; Verrecchia, F.; Lucarelli, F.; Santolamazza, P.; Fanari, G.; Giommi, P. [INAF/IASF-Palermo, Via U. La Malfa 153, I-90146 Palermo (Italy); Longo, F. [ASI-ASDC, Via G. Galilei, I-00044 Frascati (Roma) (Italy); Pellizzoni, A. [INFN Trieste, I-34127 Trieste (Italy); and others

2014-01-20

In recent years, a new generation of space missions has offered great opportunities for discovery in high-energy astrophysics. In this article we focus on the scientific operations of the Gamma-Ray Imaging Detector (GRID) on board the AGILE space mission. AGILE-GRID, sensitive in the energy range of 30 MeV-30 GeV, has detected many γ-ray transients of both galactic and extragalactic origin. This work presents the AGILE innovative approach to fast γ-ray transient detection, which is a challenging task and a crucial part of the AGILE scientific program. The goals are to describe (1) the AGILE Gamma-Ray Alert System, (2) a new algorithm for blind search identification of transients within a short processing time, (3) the AGILE procedure for γ-ray transient alert management, and (4) the likelihood of ratio tests that are necessary to evaluate the post-trial statistical significance of the results. Special algorithms and an optimized sequence of tasks are necessary to reach our goal. Data are automatically analyzed at every orbital downlink by an alert pipeline operating on different timescales. As proper flux thresholds are exceeded, alerts are automatically generated and sent as SMS messages to cellular telephones, via e-mail, and via push notifications from an application for smartphones and tablets. These alerts are crosschecked with the results of two pipelines, and a manual analysis is performed. Being a small scientific-class mission, AGILE is characterized by optimization of both scientific analysis and ground-segment resources. The system is capable of generating alerts within two to three hours of a data downlink, an unprecedented reaction time in γ-ray astrophysics.

The agile alert system for gamma-ray transients

International Nuclear Information System (INIS)

Bulgarelli, A.; Trifoglio, M.; Gianotti, F.; Fioretti, V.; Tavani, M.; Argan, A.; Trois, A.; Scalise, E.; Parmiggiani, N.; Beneventano, D.; Chen, A. W.; Vercellone, S.; Pittori, C.; Verrecchia, F.; Lucarelli, F.; Santolamazza, P.; Fanari, G.; Giommi, P.; Longo, F.; Pellizzoni, A.

2014-01-01

In recent years, a new generation of space missions has offered great opportunities for discovery in high-energy astrophysics. In this article we focus on the scientific operations of the Gamma-Ray Imaging Detector (GRID) on board the AGILE space mission. AGILE-GRID, sensitive in the energy range of 30 MeV-30 GeV, has detected many γ-ray transients of both galactic and extragalactic origin. This work presents the AGILE innovative approach to fast γ-ray transient detection, which is a challenging task and a crucial part of the AGILE scientific program. The goals are to describe (1) the AGILE Gamma-Ray Alert System, (2) a new algorithm for blind search identification of transients within a short processing time, (3) the AGILE procedure for γ-ray transient alert management, and (4) the likelihood of ratio tests that are necessary to evaluate the post-trial statistical significance of the results. Special algorithms and an optimized sequence of tasks are necessary to reach our goal. Data are automatically analyzed at every orbital downlink by an alert pipeline operating on different timescales. As proper flux thresholds are exceeded, alerts are automatically generated and sent as SMS messages to cellular telephones, via e-mail, and via push notifications from an application for smartphones and tablets. These alerts are crosschecked with the results of two pipelines, and a manual analysis is performed. Being a small scientific-class mission, AGILE is characterized by optimization of both scientific analysis and ground-segment resources. The system is capable of generating alerts within two to three hours of a data downlink, an unprecedented reaction time in γ-ray astrophysics.

The AGILE Alert System for Gamma-Ray Transients

Science.gov (United States)

Bulgarelli, A.; Trifoglio, M.; Gianotti, F.; Tavani, M.; Parmiggiani, N.; Fioretti, V.; Chen, A. W.; Vercellone, S.; Pittori, C.; Verrecchia, F.; Lucarelli, F.; Santolamazza, P.; Fanari, G.; Giommi, P.; Beneventano, D.; Argan, A.; Trois, A.; Scalise, E.; Longo, F.; Pellizzoni, A.; Pucella, G.; Colafrancesco, S.; Conforti, V.; Tempesta, P.; Cerone, M.; Sabatini, P.; Annoni, G.; Valentini, G.; Salotti, L.

2014-01-01

In recent years, a new generation of space missions has offered great opportunities for discovery in high-energy astrophysics. In this article we focus on the scientific operations of the Gamma-Ray Imaging Detector (GRID) on board the AGILE space mission. AGILE-GRID, sensitive in the energy range of 30 MeV-30 GeV, has detected many γ-ray transients of both galactic and extragalactic origin. This work presents the AGILE innovative approach to fast γ-ray transient detection, which is a challenging task and a crucial part of the AGILE scientific program. The goals are to describe (1) the AGILE Gamma-Ray Alert System, (2) a new algorithm for blind search identification of transients within a short processing time, (3) the AGILE procedure for γ-ray transient alert management, and (4) the likelihood of ratio tests that are necessary to evaluate the post-trial statistical significance of the results. Special algorithms and an optimized sequence of tasks are necessary to reach our goal. Data are automatically analyzed at every orbital downlink by an alert pipeline operating on different timescales. As proper flux thresholds are exceeded, alerts are automatically generated and sent as SMS messages to cellular telephones, via e-mail, and via push notifications from an application for smartphones and tablets. These alerts are crosschecked with the results of two pipelines, and a manual analysis is performed. Being a small scientific-class mission, AGILE is characterized by optimization of both scientific analysis and ground-segment resources. The system is capable of generating alerts within two to three hours of a data downlink, an unprecedented reaction time in γ-ray astrophysics.

Agile, a guiding principle for health care improvement?

Science.gov (United States)

Tolf, Sara; Nyström, Monica E; Tishelman, Carol; Brommels, Mats; Hansson, Johan

2015-01-01

The purpose of this paper is to contribute to increased understanding of the concept agile and its potential for hospital managers to optimize design of organizational structures and processes to combine internal efficiency and external effectiveness. An integrative review was conducted using the reSEARCH database. Articles met the following criteria: first, a definition of agility; second, descriptions of enablers of becoming an agile organization; and finally, discussions of agile on multiple organizational levels. In total, 60 articles qualified for the final analysis. Organizational agility rests on the assumption that the environment is uncertain, ranging from frequently changing to highly unpredictable. Proactive, reactive or embracive coping strategies were described as possible ways to handle such uncertain environments. Five organizational capacities were derived as necessary for hospitals to use the strategies optimally: transparent and transient inter-organizational links; market sensitivity and customer focus; management by support for self-organizing employees; organic structures that are elastic and responsive; flexible human and resource capacity for timely delivery. Agile is portrayed as either the "new paradigm" following lean, the needed development on top of a lean base, or as complementary to lean in distinct hybrid strategies. Environmental uncertainty needs to be matched with coping strategies and organizational capacities to design processes responsive to real needs of health care. This implies that lean and agile can be combined to optimize the design of hospitals, to meet different variations in demand and create good patient management. While considerable value has been paid to strategies to improve the internal efficiency within hospitals, this review raise the attention to the value of strategies of external effectiveness.

Agility in Team Sports: Testing, Training and Factors Affecting Performance.

Science.gov (United States)

Paul, Darren J; Gabbett, Tim J; Nassis, George P

2016-03-01

Agility is an important characteristic of team sports athletes. There is a growing interest in the factors that influence agility performance as well as appropriate testing protocols and training strategies to assess and improve this quality. The objective of this systematic review was to (1) evaluate the reliability and validity of agility tests in team sports, (2) detail factors that may influence agility performance, and (3) identify the effects of different interventions on agility performance. The review was undertaken in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines. We conducted a search of PubMed, Google Scholar, Science Direct, and SPORTDiscus databases. We assessed the methodological quality of intervention studies using a customized checklist of assessment criteria. Intraclass correlation coefficient values were 0.80-0.91, 0.10-0.81, and 0.81-0.99 for test time using light, video, and human stimuli. A low-level reliability was reported for youth athletes using the video stimulus (0.10-0.30). Higher-level participants were shown to be, on average, 7.5% faster than their lower level counterparts. Reaction time and accuracy, foot placement, and in-line lunge movement have been shown to be related to agility performance. The contribution of strength remains unclear. Efficacy of interventions on agility performance ranged from 1% (vibration training) to 7.5% (small-sided games training). Agility tests generally offer good reliability, although this may be compromised in younger participants responding to various scenarios. A human and/or video stimulus seems the most appropriate method to discriminate between standard of playing ability. Decision-making and perceptual factors are often propositioned as discriminant factors; however, the underlying mechanisms are relatively unknown. Research has focused predominantly on the physical element of agility. Small-sided games and video training may offer effective

Gender-specific influences of balance, speed, and power on agility performance.

Science.gov (United States)

Sekulic, Damir; Spasic, Miodrag; Mirkov, Dragan; Cavar, Mile; Sattler, Tine

2013-03-01

The quick change of direction (i.e., agility) is an important athletic ability in numerous sports. Because of the diverse and therefore hardly predictable manifestations of agility in sports, studies noted that the improvement in speed, power, and balance should result in an improvement of agility. However, there is evident lack of data regarding the influence of potential predictors on different agility manifestations. The aim of this study was to determine the gender-specific influence of speed, power, and balance on different agility tests. A total of 32 college-aged male athletes and 31 college-aged female athletes (age 20.02 ± 1.89 years) participated in this study. The subjects were mostly involved in team sports (soccer, team handball, basketball, and volleyball; 80% of men, and 75% of women), martial arts, gymnastics, and dance. Anthropometric variables consisted of body height, body weight, and the body mass index. Five agility tests were used: a t-test (T-TEST), zig-zag test, 20-yard shuttle test, agility test with a 180-degree turn, and forward-backward running agility test (FWDBWD). Other tests included 1 jumping ability power test (squat jump, SQJ), 2 balance tests to determine the overall stability index and an overall limit of stability score (both measured by Biodex Balance System), and 2 running speed tests using a straight sprint for 10 and 20 m (S10 and S20, respectively). A reliability analysis showed that all the agility tests were reliable. Multiple regression and correlation analysis found speed and power (among women), and balance (among men), as most significant predictors of agility. The highest Pearson's correlation in both genders is found between the results of the FWDBWD and S10M tests (0.77 and 0.81 for men and women, respectively; p Power, measured using the SQJ, is significantly (p balance measures were significantly related to the agility performance for men but not for women. In addition to demonstrating a known relationship

Project management the agile way making it work in the enterprise

CERN Document Server

Goodpasture, John C

2016-01-01

Widely acclaimed as one of the top Agile books and a recommended resource for the PMI-ACP Exam in its first edition, Project Management the Agile Way by popular demand has been updated and redesigned. This second edition is in modular format to facilitate training and advanced course instruction, and provides new coverage of Agile, such as hybrid agile methods, the latest public sector practices, and a chapter dedicated to transitioning to agile. It discusses the "grand bargain" between project management and business, the shift in dominance from plans to product, and from input to output, and introduces new concepts such as return on benefit. Experienced practitioners and students that want to learn how to make agile work effectively in the enterprise should read this book. Individuals preparing for the PMI Agile Certified Practitioner (PMI-ACP) examination, and training providers developing courses, will find this second edition quite helpful.

Trust in agile teams in distributed software development

DEFF Research Database (Denmark)

Tjørnehøj, Gitte; Fransgård, Mette; Skalkam, Signe

2012-01-01

Distributed software development (DSD) is becoming everyday practice in the software market. Difficult challenges and difficulty reaching the expected benefits are well documented. Recently agile software development has become common in DSD, even though important incompatibilities between...... that leads to team success. This article reports from a study of two agile DSD teams with very different organization and collaboration patterns. It addresses the role of trust and distrust in DSD by analyzing how the team members’ trust developed and erode through the lifetime of the two collaborations...... and how management actions influenced this. We find that some agile practice can empower teams to take over responsibility for managing their own trust building and sustaining and that management neglect of trust-building in other situations can hinder the development of beneficial balanced agile DSD...

Teaching Agile Software Development: A Case Study

Science.gov (United States)

Devedzic, V.; Milenkovic, S. R.

2011-01-01

This paper describes the authors' experience of teaching agile software development to students of computer science, software engineering, and other related disciplines, and comments on the implications of this and the lessons learned. It is based on the authors' eight years of experience in teaching agile software methodologies to various groups…

Application of agile methodologies in software development

Directory of Open Access Journals (Sweden)

Jovanović Aca D.

2016-01-01

Full Text Available The paper presents the potentials for the development of software using agile methodologies. Special consideration is devoted to the potentials and advantages of use of the Scrum methodology in the development of software and the relationship between the implementation of agile methodologies and the software development projects.

Planned and reactive agility performance in semiprofessional and amateur basketball players.

Science.gov (United States)

Lockie, Robert G; Jeffriess, Matthew D; McGann, Tye S; Callaghan, Samuel J; Schultz, Adrian B

2014-09-01

Research indicates that planned and reactive agility are different athletic skills. These skills have not been adequately assessed in male basketball players. To define whether 10-m-sprint performance and planned and reactive agility measured by the Y-shaped agility test can discriminate between semiprofessional and amateur basketball players. Ten semiprofessional and 10 amateur basketball players completed 10-m sprints and planned- and reactive-agility tests. The Y-shaped agility test involved subjects sprinting 5 m through a trigger timing gate, followed by a 45° cut and 5-m sprint to the left or right through a target gate. In the planned condition, subjects knew the cut direction. For reactive trials, subjects visually scanned to find the illuminated gate. A 1-way analysis of variance (P basketball players; planned agility did not. To distinguish between male basketball players of different ability levels, agility tests should include a perceptual and decision-making component.

A Case Study of Coordination in Distributed Agile Software Development

Science.gov (United States)

Hole, Steinar; Moe, Nils Brede

Global Software Development (GSD) has gained significant popularity as an emerging paradigm. Companies also show interest in applying agile approaches in distributed development to combine the advantages of both approaches. However, in their most radical forms, agile and GSD can be placed in each end of a plan-based/agile spectrum because of how work is coordinated. We describe how three GSD projects applying agile methods coordinate their work. We found that trust is needed to reduce the need of standardization and direct supervision when coordinating work in a GSD project, and that electronic chatting supports mutual adjustment. Further, co-location and modularization mitigates communication problems, enables agility in at least part of a GSD project, and renders the implementation of Scrum of Scrums possible.

Barriers to Learning in Agile Software Development Projects

DEFF Research Database (Denmark)

Babb, Jeffry S.; Hoda, Rashina; Nørbjerg, Jacob

2013-01-01

The adoption of agile methods promises many advantages for individual, team, and organizational learning. However, environmental, structural, and organizational/cultural constraints often find teams adapting agile software development methods rather than engaging in full adoption. We present resu...

Analyzing Agile Development – from Waterfall Style to Scrumban

Directory of Open Access Journals (Sweden)

Marian STOICA

2016-01-01

Full Text Available The spectacular evolution of information and communications technology in the last two decades and the growing obvious chase of utopian maximization of profit by economic organizations have made an impact on various fields, including that of methodological instruments regarding the lifecycle of software development. We will speak about the necessity of organizational ability to adapt to continuously changing market conditions, which leads undoubtedly to acquiring functional flexibility and, in the end, of business agility. Also, the agility of a business (not only in software development is supported by the manifestation of agility on all three architectural levels: business, informational, technological. In this study we aim to identify the elements that impact on agility in developing software products, in a gradual approach, from the traditional waterfall model towards approaches like Scrumban. Additionally, we will understand the social dimension of using agile methodologies in software development projects and the main barriers in adopting such methodologies.

Applying Agile Principles in Teaching Undergraduate Information Technology Project Management

Science.gov (United States)

Budu, Joseph

2018-01-01

This article describes how the traditional teaching and learning activities over the years have been challenged to be agile--easily adaptable to changing classroom conditions. Despite this new phenomenon, there is a perceived paucity of agile-in-teaching research. Available studies neither focus on the use of agile principles beyond delivering…

Application opportunities of agile methodology in service company management

OpenAIRE

Barauskienė, Diana

2017-01-01

Application Opportunities of Agile Methodology in Service Company Management. The main purpose of this master thesis is to identify which methods (or their modified versions) of Agile methodology can be applied in service company management. This master thesis consists of these parts – literature scientific analysis, author’s research methodology (research methods, authors’ research model, essential elements used in the research of application of Agile methodology), research itself (prelimina...

Organizational Learning, Agility and Social Technologies in Contemporary Workplaces

OpenAIRE

Tikkamäki , Kati; Mavengere , Nicholas

2012-01-01

Part 8: Discussion Groups; International audience; The contemporary workplaces face demanding challenges, such as expectations to be agile, competitive, efficient and adept to using employee knowledge. There are several required virtues in order to have a conductive workplace, for example, organizational learning and agility. The discussion forum aimed to bring out the inter-related roles of organizational learning, agility and social technologies in modern workplaces. The working methods in ...

A comparison of linear speed, closed-skill agility, and open-skill agility qualities between backcourt and frontcourt adult semiprofessional male basketball players.

Science.gov (United States)

Scanlan, Aaron T; Tucker, Patrick S; Dalbo, Vincent J

2014-05-01

The measurement of fitness qualities relevant to playing position is necessary to inform basketball coaching and conditioning staff of role-related differences in playing groups. To date, sprinting and agility performance have not been compared between playing positions in adult male basketball players. Therefore, the purpose of this study was to describe and compare linear speed, closed-skill agility, and open-skill agility qualities between backcourt (point guard and shooting guard positions) and frontcourt (small forward, power forward, and center positions) semiprofessional basketball players. Six backcourt (mean ± SD: age, 24.3 ± 7.9 years; stature, 183.4 ± 4.0 cm; body mass, 85.5 ± 12.3 kg; VO2max, 51.9 ± 4.8 ml·kg(-1)·min(-1)) and 6 frontcourt (mean ± SD: age, 27.5 ± 5.5 years; stature, 194.4 ± 7.1 cm; body mass, 109.4 ± 8.8 kg; VO2max, 47.1 ± 5.0 ml·kg(-1)·min(-1)) adult male basketball players completed 20-m sprint, closed-skill agility, and open-skill agility performance tests. Magnitude-based inferences revealed that backcourt players (5 m, 1.048 ± 0.027 seconds; 10 m, 1.778 ± 0.048 seconds; 20 m, 3.075 ± 0.121 seconds) possessed likely quicker linear sprint times than frontcourt players (5 m, 1.095 ± 0.085 seconds; 10 m, 1.872 ± 0.127 seconds; 20 m, 3.242 ± 0.221 seconds). Conversely, frontcourt players (1.665 ± 0.096 seconds) held possible superior closed-skill agility performance than backcourt players (1.613 ± 0.111 seconds). In addition, unclear positional differences were apparent for open-skill agility qualities. These findings indicate that linear speed and change of direction speed might be differently developed across playing positions. Furthermore, position-related functions might similarly depend on the aspects of open-skill agility performance across backcourt and frontcourt players. Basketball coaching and conditioning staff should consider the development of position-targeted training drills to improve speed, agility

Ranking agility factors affecting hospitals in Iran

Directory of Open Access Journals (Sweden)

M. Abdi Talarposht

2017-04-01

Full Text Available Background: Agility is an effective response to the changing and unpredictable environment and using these changes as opportunities for organizational improvement. Objective: The aim of the present study was to rank the factors affecting agile supply chain of hospitals of Iran. Methods: This applied study was conducted by cross sectional-descriptive method at some point of 2015 for one year. The research population included managers, administrators, faculty members and experts were selected hospitals. A total of 260 people were selected as sample from the health centers. The construct validity of the questionnaire was approved by confirmatory factor analysis test and its reliability was approved by Cronbach's alpha (α=0.97. All data were analyzed by Kolmogorov-Smirnov, Chi-square and Friedman tests. Findings: The development of staff skills, the use of information technology, the integration of processes, appropriate planning, and customer satisfaction and product quality had a significant impact on the agility of public hospitals of Iran (P<0.001. New product introductions had earned the highest ranking and the development of staff skills earned the lowest ranking. Conclusion: The new product introduction, market responsiveness and sensitivity, reduce costs, and the integration of organizational processes, ratings better to have acquired agility hospitals in Iran. Therefore, planners and officials of hospitals have to, through the promotion quality and variety of services customer-oriented, providing a basis for investing in the hospital and etc to apply for agility supply chain public hospitals of Iran.

Change Factors requiring agility and implications for IT

NARCIS (Netherlands)

van Oosterhout, Marcel; Waarts, Eric; van Hillegersberg, Jos

2006-01-01

The current highly dynamic business environment requires businesses to be agile. Business agility is the ability to swiftly and easily change businesses and business processes beyond the normal level of flexibility to effectively manage unpredictable external and internal changes. This study reports

Does organizational agility affect organizational learning capability? Evidence from commercial banking

Directory of Open Access Journals (Sweden)

Zaina Mustafa Mahmoud Hamad

2017-08-01

Full Text Available Both organizational agility and learning capability are prerequisites for organizational survival and success. This study explores the contribution of agility practices to organizational learning capabilities at the commercial banks in Jordan. To examine the proposed model, a sample of 158 employees within top and middle managements was used. Structural Equation Modeling was conducted for assessing validity and reliability of measurement instrument, evaluating model fit, and testing hypotheses. This study recognizes agility as a key element of learning facilitators. Findings affirm the strategic value of agility and conclude that administrators working within ag-ile organizations would be able to acquire conditions that foster learning.

Cloud Computing and Agile Organization Development

Directory of Open Access Journals (Sweden)

Bogdan GHILIC-MICU

2014-01-01

Full Text Available In the 3rd millennium economy, defined by globalization and continuous reduction of natural resources, the economic organization becomes the main actor in the phenomenon of transfor-mation and adaptation to new conditions. Even more, the economic environment, which is closely related to the social environment, undergoes complex metamorphoses, especially in the management area. In this dynamic and complex social and environmental context, the econom-ic organization must possess the ability to adapt, becoming a flexible and agile answer to new market opportunities. Considering the spectacular evolution of information and communica-tions technology, one of the solutions to ensure organization agility is cloud computing. Just like the development of any science requires adaptation to theories and instruments specific to other fields, a cloud computing paradigm for the agile organization must appeal to models from management, cybernetics, mathematics, structuralism and information theory (or information systems theory.

Agile rediscovering values: Similarities to continuous improvement strategies

Science.gov (United States)

Díaz de Mera, P.; Arenas, J. M.; González, C.

2012-04-01

Research in the late 80's on technological companies that develop products of high value innovation, with sufficient speed and flexibility to adapt quickly to changing market conditions, gave rise to the new set of methodologies known as Agile Management Approach. In the current changing economic scenario, we considered very interesting to study the similarities of these Agile Methodologies with other practices whose effectiveness has been amply demonstrated in both the West and Japan. Strategies such as Kaizen, Lean, World Class Manufacturing, Concurrent Engineering, etc, would be analyzed to check the values they have in common with the Agile Approach.

Experiment list: SRX319558 [Chip-atlas[Archive

Lifescience Database Archive (English)

Full Text Available | cell type=mouse embryonic stem cells || genotype/variation=expressing control BirA || chip beads=Dynabeads... MyOne Streptavidin T1 || chip beads vendor=Invitrogen http://dbarchive.bioscienc

Experiment list: SRX319557 [Chip-atlas[Archive

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ChIP on SNP-chip for genome-wide analysis of human histone H4 hyperacetylation

Directory of Open Access Journals (Sweden)

Porter Christopher J

2007-09-01

Full Text Available Abstract Background SNP microarrays are designed to genotype Single Nucleotide Polymorphisms (SNPs. These microarrays report hybridization of DNA fragments and therefore can be used for the purpose of detecting genomic fragments. Results Here, we demonstrate that a SNP microarray can be effectively used in this way to perform chromatin immunoprecipitation (ChIP on chip as an alternative to tiling microarrays. We illustrate this novel application by mapping whole genome histone H4 hyperacetylation in human myoblasts and myotubes. We detect clusters of hyperacetylated histone H4, often spanning across up to 300 kilobases of genomic sequence. Using complementary genome-wide analyses of gene expression by DNA microarray we demonstrate that these clusters of hyperacetylated histone H4 tend to be associated with expressed genes. Conclusion The use of a SNP array for a ChIP-on-chip application (ChIP on SNP-chip will be of great value to laboratories whose interest is the determination of general rules regarding the relationship of specific chromatin modifications to transcriptional status throughout the genome and to examine the asymmetric modification of chromatin at heterozygous loci.

Agile Web Pilot Program

National Research Council Canada - National Science Library

Lang, Mark

1997-01-01

... in an increasingly competitive global marketplace. The pilot program allowed 18 small and medium sized enterprises to experiment with new agile business practices in competitive manufacturing environments by forming virtual organizations within...

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Experiment list: SRX319553 [Chip-atlas[Archive

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Full Text Available se embryonic stem cells || genotype/variation=expressing Flag-bio tagged Tip60 || chip beads=Dynabeads MyOne... Streptavidin T1 || chip beads vendor=Invitrogen http://dbarchive.biosciencedbc.j

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Getting agile methods to work for Cordys global software product development

NARCIS (Netherlands)

van Hillegersberg, Jos; Ligtenberg, Gerwin; Aydin, M.N.; Kotlarsky, J.; Willcocks, L.P.; Oshri, I.

2011-01-01

Getting agile methods to work in global software development is a potentially rewarding but challenging task. Agile methods are relatively young and still maturing. The application to globally distributed projects is in its early stages. Various guidelines on how to apply and sometimes adapt agile

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Value Creation by Agile Projects: Methodology or Mystery?

NARCIS (Netherlands)

Racheva, Z.; Daneva, Maia; Sikkel, Nicolaas; Bomarius, Frank; Oivo, Markku; Jaring, Päivi; Abrahamsson, Pekka

2009-01-01

Business value is a key concept in agile software development approaches. This paper presents results of a systematic review of literature on how business value is created by agile projects. We found that with very few exceptions, most published studies take the concept of business value for granted

Cognitive Agility Measurement in a Complex Environment

Science.gov (United States)

2017-04-01

validated by the corresponding psychological tests in the experiment. 15 Chapter 3 – Results 3.1. Result Summary from Thesis #1 (An...experiment using psychological tests and a military decision computer game called Make Goal to attempt to measure cognitive agility in military leaders...NPS thesis students. This document discusses the experimental design and the results from one of those theses. 14. SUBJECT TERMS cognitive agility

Creating IT agility.

Science.gov (United States)

Glaser, John

2008-04-01

Seven steps healthcare organizations can take to improve IT agility are: Pay attention to the capabilities of IT applications. Establish short project phases. Stage the release of capital and new IT positions. Cross-train IT staff. Adopt technology standards. Shorten IT plan time horizons. Align IT with organizational strategies and priorities.

Adding agility to Enterprise Process and Data Engineering

Directory of Open Access Journals (Sweden)

Sergey Zykov

2016-04-01

Full Text Available Managing development of large and complex enterprise architectures is a key problem in enterprise engineering. Nowadays one of the breathtaking topics considering enterprise context is real-time system agility. The paper discusses an appropriate general architecture pattern and provides insights how dynamic process management environment could be made. We survey general enterprise software architecture and current agility problems. We introduce a special component called a process knowledge base and justify its crucial role in achieving agility within the enterprise. We study both the architecture of the process knowledge base as well as formal basis for its implementation which relies upon the type theory.

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Lifescience Database Archive (English)

Full Text Available embryonic stem cells || genotype/variation=expressing Flag-bio tagged E2F4 || chip beads=Dynabeads MyOne Streptavidin T1 || chip bea...ds vendor=Invitrogen http://dbarchive.biosciencedbc.jp/k

Reactive Agility Performance in Handball; Development and Evaluation of a Sport-Specific Measurement Protocol.

Science.gov (United States)

Spasic, Miodrag; Krolo, Ante; Zenic, Natasa; Delextrat, Anne; Sekulic, Damir

2015-09-01

There is no current study that examined sport-specific tests of reactive-agility and change-of-direction-speed (CODS) to replicate real-sport environment in handball (team-handball). This investigation evaluated the reliability and validity of two novel tests designed to assess reactive-agility and CODS of handball players. Participants were female (25.14 ± 3.71 years of age; 1.77 ± 0.09 m and 74.1 ± 6.1 kg) and male handball players (26.9 ± 4.1 years of age; 1.90 ± 0.09 m and 93.90±4.6 kg). Variables included body height, body mass, body mass index, broad jump, 5-m sprint, CODS and reactive-agility tests. Results showed satisfactory reliability for reactive-agility-test and CODS-test (ICC of 0.85-0.93, and CV of 2.4-4.8%). The reactive-agility and CODS shared less than 20% of the common variance. The calculated index of perceptual and reactive capacity (P&RC; ratio between reactive-agility- and CODS-performance) is found to be valid measure in defining true-game reactive-agility performance in handball in both genders. Therefore, the handball athletes' P&RC should be used in the evaluation of real-game reactive-agility performance. Future studies should explore other sport-specific reactive-agility tests and factors associated to such performance in sports involving agile maneuvers. Key pointsReactive agility and change-of-direction-speed should be observed as independent qualities, even when tested over the same course and similar movement templateThe reactive-agility-performance of the handball athletes involved in defensive duties is closer to their non-reactive-agility-score than in their peers who are not involved in defensive dutiesThe handball specific "true-game" reactive-agility-performance should be evaluated as the ratio between reactive-agility and corresponding CODS performance.

Relationship between agility and lower limb muscle strength, targeting university badminton players.

Science.gov (United States)

Sonoda, Takuya; Tashiro, Yuto; Suzuki, Yusuke; Kajiwara, Yu; Zeidan, Hala; Yokota, Yuki; Kawagoe, Mirei; Nakayama, Yasuaki; Bito, Tsubasa; Shimoura, Kanako; Tatsumi, Masataka; Nakai, Kengo; Nishida, Yuichi; Yoshimi, Soyoka; Aoyama, Tomoki

2018-02-01

[Purpose] Targeting university badminton players, this study investigated the relationship between agility, which is associated with performance in badminton, and lower limb muscle strength, and examined which muscles influence agility. [Subjects and Methods] A total of 23 male university badminton players were evaluated for side-shuffle test scores and lower limb strength. The relationships between agility, lower limb strength, and duration of experience playing badminton were evaluated using a correlation analysis. Moreover, the relationship between agility and lower limb strength was evaluated by partial correlation analysis, adjusting for the effects of experience of each badminton player. [Results] The agility score correlated with hip extension and ankle plantar flexion strength, with adjustment for badminton experience. [Conclusion] This study suggests that hip extension training and improvement in ankle plantar flexion strength may improve agility.

Venom On-a-Chip: A Fast and Efficient Method for Comparative Venomics.

Science.gov (United States)

Zancolli, Giulia; Sanz, Libia; Calvete, Juan J; Wüster, Wolfgang

2017-05-28

Venom research has attracted an increasing interest in disparate fields, from drug development and pharmacology, to evolutionary biology and ecology, and rational antivenom production. Advances in "-omics" technologies have allowed the characterization of an increasing number of animal venoms, but the methodology currently available is suboptimal for large-scale comparisons of venom profiles. Here, we describe a fast, reproducible and semi-automated protocol for investigating snake venom variability, especially at the intraspecific level, using the Agilent Bioanalyzer on-chip technology. Our protocol generated a phenotype matrix which can be used for robust statistical analysis and correlations of venom variation with ecological correlates, or other extrinsic factors. We also demonstrate the ease and utility of combining on-chip technology with previously fractionated venoms for detection of specific individual toxin proteins. Our study describes a novel strategy for rapid venom discrimination and analysis of compositional variation at multiple taxonomic levels, allowing researchers to tackle evolutionary questions and unveiling the drivers of the incredible biodiversity of venoms.

Agile methods in biomedical software development: a multi-site experience report

Directory of Open Access Journals (Sweden)

Kuhlmman Karl F

2006-05-01

Full Text Available Abstract Background Agile is an iterative approach to software development that relies on strong collaboration and automation to keep pace with dynamic environments. We have successfully used agile development approaches to create and maintain biomedical software, including software for bioinformatics. This paper reports on a qualitative study of our experiences using these methods. Results We have found that agile methods are well suited to the exploratory and iterative nature of scientific inquiry. They provide a robust framework for reproducing scientific results and for developing clinical support systems. The agile development approach also provides a model for collaboration between software engineers and researchers. We present our experience using agile methodologies in projects at six different biomedical software development organizations. The organizations include academic, commercial and government development teams, and included both bioinformatics and clinical support applications. We found that agile practices were a match for the needs of our biomedical projects and contributed to the success of our organizations. Conclusion We found that the agile development approach was a good fit for our organizations, and that these practices should be applicable and valuable to other biomedical software development efforts. Although we found differences in how agile methods were used, we were also able to identify a set of core practices that were common to all of the groups, and that could be a focus for others seeking to adopt these methods.

Thinking Outside the Box: Agile Business Models for CNOs

Science.gov (United States)

Loss, Leandro; Crave, Servane

This paper introduces the idea of an agile Business Model for CNOs grounded on a new model of innovation based on the effects of globalization and of Knowledge Economy. The agile Business Model considers the resources that are spread out and available worldwide as well as the need for each customer to receive a unique customer experience. It aims at reinforcing in the context of the Knowledge Economy the different business models approaches developed so far. The paper also identifies the levers and the barriers of Agile Business Models Innovation in CNOs.

Agile project management managing for success

CERN Document Server

Crowder, James A

2015-01-01

Management and enables them to deal with the demands and complexities of modern, agile systems/software/hardware development teams. The book examines the project/program manager beyond the concepts of leadership and aims to connect to employees' sense of identity. The text examines human psychological concepts such as "locus of control," which will help the manager understand their team members' view and how best to manage their "world" contributions. The authors cover new management tools and philosophies for agile systems/software/hardware development teams, with a specific focus on how this

Research on Evolutionary Mechanism of Agile Supply Chain Network via Complex Network Theory

Directory of Open Access Journals (Sweden)

Nai-Ru Xu

2016-01-01

Full Text Available The paper establishes the evolutionary mechanism model of agile supply chain network by means of complex network theory which can be used to describe the growth process of the agile supply chain network and analyze the complexity of the agile supply chain network. After introducing the process and the suitability of taking complex network theory into supply chain network research, the paper applies complex network theory into the agile supply chain network research, analyzes the complexity of agile supply chain network, presents the evolutionary mechanism of agile supply chain network based on complex network theory, and uses Matlab to simulate degree distribution, average path length, clustering coefficient, and node betweenness. Simulation results show that the evolution result displays the scale-free property. It lays the foundations of further research on agile supply chain network based on complex network theory.

Agile Service Development: A Rule-Based Method Engineering Approach

NARCIS (Netherlands)

dr. Martijn Zoet; Stijn Hoppenbrouwers; Inge van de Weerd; Johan Versendaal

2011-01-01

Agile software development has evolved into an increasingly mature software development approach and has been applied successfully in many software vendors’ development departments. In this position paper, we address the broader agile service development. Based on method engineering principles we

Agile Development for Service Oriented Business Intelligence Solutions

Directory of Open Access Journals (Sweden)

Marinela MIRCEA

2011-03-01

Full Text Available Considering the evolution of information and communications technology, the necessity of alignment of public and private sectors to European Union requirements, the current economic crisis, and the global context, all organizations are trying to achieve major changes that would enable them to operate as intelligent organizations. For this purpose, agility and Business Intelligence are seen by most managers as a way to transform their organizations into intelligent organizations. The study highlights the importance of modern approaches (Service Oriented Architecture, Business Process Management, Business Rules, Cloud Computing, Master Data Management in developing agile Business Intelligence solutions. The paper also presents the stages of developing an agile Business Intelligence solution in the case of public procurement.

Washing scaling of GeneChip microarray expression

Directory of Open Access Journals (Sweden)

Krohn Knut

2010-05-01

Full Text Available Abstract Background Post-hybridization washing is an essential part of microarray experiments. Both the quality of the experimental washing protocol and adequate consideration of washing in intensity calibration ultimately affect the quality of the expression estimates extracted from the microarray intensities. Results We conducted experiments on GeneChip microarrays with altered protocols for washing, scanning and staining to study the probe-level intensity changes as a function of the number of washing cycles. For calibration and analysis of the intensity data we make use of the 'hook' method which allows intensity contributions due to non-specific and specific hybridization of perfect match (PM and mismatch (MM probes to be disentangled in a sequence specific manner. On average, washing according to the standard protocol removes about 90% of the non-specific background and about 30-50% and less than 10% of the specific targets from the MM and PM, respectively. Analysis of the washing kinetics shows that the signal-to-noise ratio doubles roughly every ten stringent washing cycles. Washing can be characterized by time-dependent rate constants which reflect the heterogeneous character of target binding to microarray probes. We propose an empirical washing function which estimates the survival of probe bound targets. It depends on the intensity contribution due to specific and non-specific hybridization per probe which can be estimated for each probe using existing methods. The washing function allows probe intensities to be calibrated for the effect of washing. On a relative scale, proper calibration for washing markedly increases expression measures, especially in the limit of small and large values. Conclusions Washing is among the factors which potentially distort expression measures. The proposed first-order correction method allows direct implementation in existing calibration algorithms for microarray data. We provide an experimental

Agility in a small software firm

DEFF Research Database (Denmark)

Schmidt, Thomas; Mathiassen, Lars

2009-01-01

Small software firms are vulnerable to environmental uncertainty. While agile methods and other technologies offer suggestions to this challenge, we know little about how these firms combine project and firm level capabilities to effectively respond to changes. On this backdrop, we examine a small...... Danish software firm, TeachTech Inc., through the lens of Haeckel's sense-and-respond approach. Our analysis suggests that: the firm has appropriate sense-and-respond cycles, but improving process modularity and human resource flexibility, could increase its ability to respond faster and more effectively......; the firm focuses on specific business goals, but these are not clearly explicated and expressed as empowering governing values enabling a quick and coordinated response; complex and demanding challenges are related to dynamically reassigning commitments and the supporting mechanisms are insufficient...

The first AGILE low-energy (catalog

Science.gov (United States)

Marisaldi, Martino; Fuschino, Fabio; Pittori, Carlotta; Verrecchia, Francesco; Giommi, Paolo; Tavani, Marco; Dietrich, Stefano; Price, Colin; Argan, Andrea; Labanti, Claudio; Galli, Marcello; Longo, Francesco; Del Monte, Ettore; Barbiellini, Guido; Giuliani, Andrea; Bulgarelli, Andrea; Gianotti, Fulvio; Trifoglio, Massimo; Trois, Alessio

2014-05-01

We present the first catalog of Terrestrial Gamma-ray Flashes (TGFs) detected by the Minicalorimeter (MCAL) instrument on-board the AGILE satellite. The catalog includes 308 TGFs detected during the period March 2009 - July 2012 in the +/- 2.5° latitude band and selected to have the maximum photon energy up to 30 MeV. The characteristics of the AGILE events are analysed and compared to the observational framework established by the two other currently active missions capable of detecting TGFs from space, RHESSI and Fermi. A detailed model of the MCAL dead time is presented, which is fundamental to properly interpret our observations, particularly concerning duration, intensity and correlation with lightning sferics detected by the World Wide Lightning Location Network. The TGFs cumulative spectrum supports a low production altitude, in agreement with previous measurements. The AGILE TGF catalog below 30 MeV is publicly accessible online at the website of the ASI Science Data Center (ASDC) http://www.asdc.asi.it/mcaltgfcat/ In addition to the TGF sample properties we also present the catalog website functionalities available to users.

Speed and agility of 12- and 14-year-old elite male basketball players.

Science.gov (United States)

Jakovljevic, Sasa T; Karalejic, Milivoje S; Pajic, Zoran B; Macura, Marija M; Erculj, Frane F

2012-09-01

The aims of this study were (a) to identify and compare the speed and agility of 12- and 14-year-old elite male basketball players and (b) to investigate relations between speed and agility for both age groups of basketball players, to help coaches to improve their work. Sixty-four players aged 12 (M = 11.98 years, SD = 0.311) and 54 players aged 14 (M = 14.092 years, SD = 0.275) were tested. Three agility tests: agility t-test, zigzag agility drill, and agility run 4 × 15 m and 3 speed tests: 20-m run, 30-m run, and 50-m run were applied. Fourteen-year-old players achieved significantly better results in all speed and agility tests compared with 12-year-old players. The correlation coefficient (r = 0.81, p = 0.001) showed that 12-year-old players have the same ability in the 30- and 50-m runs. The other correlation coefficient (r = 0.59, p = 0.001) indicated that 20- and 30-m runs had inherently different qualities. The correlation coefficients between agility tests were agility tests were >0.71, which means that all the 3 tests represent the same quality. During the speed training of 12-year-old players, it is advisable to focus on shorter running distances, up to 30 m. During the agility training of the same players, it is useful to apply exercises with various complexities. In speed training of the 14-year-old players, the 30- and 50-m runs should be applied, and agility training should include more specific basketball movements and activities.

Entrepreneurial Call for Strategic Agility in Fast-Paced Business Environment

Directory of Open Access Journals (Sweden)

Arslan Ayub

2014-06-01

Full Text Available The 21st century came with blending of threats and opportunities of deep-rooted obstructions of fast-paced business environment. Research on strategic management has consequently increased and grabbed the attention of both academicians and strategic policy makers. The current study is therefore directed to analyze the multifaceted influence of entrepreneurial orientation on strategic agility and organizational performance. The study uses exploratory approach; primary data is collected from 323 professional working in private sectors in twin cities of Islamabad and Rawalpindi, Pakistan. The study found significantly positive relationship between entrepreneurial orientation and strategic agility, entrepreneurial orientation and organizational performance, and strategic agility and organizational performance. The study discusses important implications regarding entrepreneurs‘ deployment of entrepreneurial orientation and strategic agility for enhancing organizational performance.

THE EFFECTS OF A 6-WEEK PLYOMETRIC TRAINING PROGRAM ON AGILITY

Directory of Open Access Journals (Sweden)

Michael G. Miller

2006-09-01

Full Text Available The purpose of the study was to determine if six weeks of plyometric training can improve an athlete's agility. Subjects were divided into two groups, a plyometric training and a control group. The plyometric training group performed in a six week plyometric training program and the control group did not perform any plyometric training techniques. All subjects participated in two agility tests: T-test and Illinois Agility Test, and a force plate test for ground reaction times both pre and post testing. Univariate ANCOVAs were conducted to analyze the change scores (post - pre in the independent variables by group (training or control with pre scores as covariates. The Univariate ANCOVA revealed a significant group effect F2,26 = 25.42, p=0.0000 for the T-test agility measure. For the Illinois Agility test, a significant group effect F2,26 = 27.24, p = 0.000 was also found. The plyometric training group had quicker posttest times compared to the control group for the agility tests. A significant group effect F2,26 = 7.81, p = 0.002 was found for the Force Plate test. The plyometric training group reduced time on the ground on the posttest compared to the control group. The results of this study show that plyometric training can be an effective training technique to improve an athlete's agility

The Dynamics of Agile Practices for Safety-Critical Software Development

DEFF Research Database (Denmark)

Nielsen, Peter Axel; Tordrup Heeager, Lise

2017-01-01

This short paper reports from a case study of the agile development of safety-critical software. It utilizes a framework of dynamic relationships between agile practices with the purpose of demonstrating the utility of the framework to understand a case in its context, and it shows significant...... dynamics. The study is concluded by pointing at which further research on the framework is required to use the framework in managing the agile development of safety-critical software....

Agile metodologies use for software development in Slovenian start-ups

OpenAIRE

Kašnik, Matic

2014-01-01

The thesis presents and describes the use of agile methodologies which are being used by Slovenian tech start-up companies. It describes the basic features, advantages and disadvantages of various agile methodologies such as Scrum, extreme programming, lean start-up and method Kanban. We made a review of the most used agile methodologies in Slovenian technology start-up companies. In particular, we focus on variety of tools, technics and approaches used by the development teams and where do t...

Applying Multi-Criteria Decision-Making Techniques to Prioritize Agility Drivers

OpenAIRE

Ahmad Jafarnejad; Sayyed Mohammad Reza Davoodi; Abolfazl Sherafat

2013-01-01

It seems that to recognize and classify the factors affecting organizational agility and need to specify the amount of their importance for the organization is essential to preserve survival and success in today's environment. This paper reviews the concept of agility and its division in the following indicators included the factors of motivations organizational agility that have been ranked in terms of level of importance and their influence by the techniques of MCDM. The inner complexity, s...

Agile and lean principles and systems engineering: a synergy?

CSIR Research Space (South Africa)

Joseph-Malherbe, SM

2011-09-01

Full Text Available not efficient and effective enough to support rapid fielding of products. The objective of this piece of work is multi-fold: (1) to explore and present fundamental Systems Engineering, Agile and Lean principles (2) the evolution or lack of Lean and Agile...

Towards seamless workflows in agile data science

Science.gov (United States)

Klump, J. F.; Robertson, J.

2017-12-01

Agile workflows are a response to projects with requirements that may change over time. They prioritise rapid and flexible responses to change, preferring to adapt to changes in requirements rather than predict them before a project starts. This suits the needs of research very well because research is inherently agile in its methodology. The adoption of agile methods has made collaborative data analysis much easier in a research environment fragmented across institutional data stores, HPC, personal and lab computers and more recently cloud environments. Agile workflows use tools that share a common worldview: in an agile environment, there may be more that one valid version of data, code or environment in play at any given time. All of these versions need references and identifiers. For example, a team of developers following the git-flow conventions (github.com/nvie/gitflow) may have several active branches, one for each strand of development. These workflows allow rapid and parallel iteration while maintaining identifiers pointing to individual snapshots of data and code and allowing rapid switching between strands. In contrast, the current focus of versioning in research data management is geared towards managing data for reproducibility and long-term preservation of the record of science. While both are important goals in the persistent curation domain of the institutional research data infrastructure, current tools emphasise planning over adaptation and can introduce unwanted rigidity by insisting on a single valid version or point of truth. In the collaborative curation domain of a research project, things are more fluid. However, there is no equivalent to the "versioning iso-surface" of the git protocol for the management and versioning of research data. At CSIRO we are developing concepts and tools for the agile management of software code and research data for virtual research environments, based on our experiences of actual data analytics projects in the

Improving Agile Software Practice

DEFF Research Database (Denmark)

Tjørnehøj, Gitte

2006-01-01

Software process improvement in small and agile organizations is often problematic, but achieving good SPI-assessments can still be necessary to stay in the marked or to meet demands of multinational owners. The traditional norm driven, centralized and control centered improvement approaches has...

Evaluation of Agile Suppliers Using Fuzzy MCDM Approach

Directory of Open Access Journals (Sweden)

Dursun Mehtap

2016-01-01

Full Text Available In today’s competitive environment, supply chain need to be of high speed and flexibility, i.e., agile. Agility has been proposed as a response to the high levels of complexity and uncertainty in modern markets. It is a business-wide capability that embraces organizational structures, information systems and logistics processes. This study employs the hierarchical fuzzy MCDM algorithm proposed by Karsak and Ahiska for the evaluation of agile suppliers. This algorithm is based on the proximity to the ideal solution concept and it can address the problems containing both crisp and fuzzy data. The application of the decision making method is illustrated through a case study conducted in a privet hospital and the results are analysed.

Identification and utilization of inter-species conserved (ISC probesets on Affymetrix human GeneChip® platforms for the optimization of the assessment of expression patterns in non human primate (NHP samples

Directory of Open Access Journals (Sweden)

Arnold Alma

2004-10-01

Full Text Available Abstract Background While researchers have utilized versions of the Affymetrix human GeneChip® for the assessment of expression patterns in non human primate (NHP samples, there has been no comprehensive sequence analysis study undertaken to demonstrate that the probe sequences designed to detect human transcripts are reliably hybridizing with their orthologs in NHP. By aligning probe sequences with expressed sequence tags (ESTs in NHP, inter-species conserved (ISC probesets, which have two or more probes complementary to ESTs in NHP, were identified on human GeneChip® platforms. The utility of human GeneChips® for the assessment of NHP expression patterns can be effectively evaluated by analyzing the hybridization behaviour of ISC probesets. Appropriate normalization methods were identified that further improve the reliability of human GeneChips® for interspecies (human vs NHP comparisons. Results ISC probesets in each of the seven Affymetrix GeneChip® platforms (U133Plus2.0, U133A, U133B, U95Av2, U95B, Focus and HuGeneFL were identified for both monkey and chimpanzee. Expression data was generated from peripheral blood mononuclear cells (PBMCs of 12 human and 8 monkey (Indian origin Rhesus macaque samples using the Focus GeneChip®. Analysis of both qualitative detection calls and quantitative signal intensities showed that intra-species reproducibility (human vs. human or monkey vs. monkey was much higher than interspecies reproducibility (human vs. monkey. ISC probesets exhibited higher interspecies reproducibility than the overall expressed probesets. Importantly, appropriate normalization methods could be leveraged to greatly improve interspecies correlations. The correlation coefficients between human (average of 12 samples and monkey (average of 8 Rhesus macaque samples are 0.725, 0.821 and 0.893 for MAS5.0 (Microarray Suite version 5.0, dChip and RMA (Robust Multi-chip Average normalization method, respectively. Conclusion It is

Challenges in Transitioning to an Agile Way of Working

DEFF Research Database (Denmark)

Hekkala, Riitta; Stein, Mari-Klara; Rossi, Matti

2017-01-01

This longitudinal study examined how an information systems development team transitioned to an agile way of working. We describe the main events of a large, inter-organizational project, where agile methods and practices were applied for the first time. The organizations involved had a long trad...

Current State of Agile User-Centered Design: A Survey

Science.gov (United States)

Hussain, Zahid; Slany, Wolfgang; Holzinger, Andreas

Agile software development methods are quite popular nowadays and are being adopted at an increasing rate in the industry every year. However, these methods are still lacking usability awareness in their development lifecycle, and the integration of usability/User-Centered Design (UCD) into agile methods is not adequately addressed. This paper presents the preliminary results of a recently conducted online survey regarding the current state of the integration of agile methods and usability/UCD. A world wide response of 92 practitioners was received. The results show that the majority of practitioners perceive that the integration of agile methods with usability/UCD has added value to their adopted processes and to their teams; has resulted in the improvement of usability and quality of the product developed; and has increased the satisfaction of the end-users of the product developed. The top most used HCI techniques are low-fidelity prototyping, conceptual designs, observational studies of users, usability expert evaluations, field studies, personas, rapid iterative testing, and laboratory usability testing.

Quantifying performance on an outdoor agility drill using foot-mounted inertial measurement units.

Directory of Open Access Journals (Sweden)

Antonia M Zaferiou

Full Text Available Running agility is required for many sports and other physical tasks that demand rapid changes in body direction. Quantifying agility skill remains a challenge because measuring rapid changes of direction and quantifying agility skill from those measurements are difficult to do in ways that replicate real task/game play situations. The objectives of this study were to define and to measure agility performance for a (five-cone agility drill used within a military obstacle course using data harvested from two foot-mounted inertial measurement units (IMUs. Thirty-two recreational athletes ran an agility drill while wearing two IMUs secured to the tops of their athletic shoes. The recorded acceleration and angular rates yield estimates of the trajectories, velocities and accelerations of both feet as well as an estimate of the horizontal velocity of the body mass center. Four agility performance metrics were proposed and studied including: 1 agility drill time, 2 horizontal body speed, 3 foot trajectory turning radius, and 4 tangential body acceleration. Additionally, the average horizontal ground reaction during each footfall was estimated. We hypothesized that shorter agility drill performance time would be observed with small turning radii and large tangential acceleration ranges and body speeds. Kruskal-Wallis and mean rank post-hoc statistical analyses revealed that shorter agility drill performance times were observed with smaller turning radii and larger tangential acceleration ranges and body speeds, as hypothesized. Moreover, measurements revealed the strategies that distinguish high versus low performers. Relative to low performers, high performers used sharper turns, larger changes in body speed (larger tangential acceleration ranges, and shorter duration footfalls that generated larger horizontal ground reactions during the turn phases. Overall, this study advances the use of foot-mounted IMUs to quantify agility performance in

Optimising agile development practices for the maintenance operation: nine heuristics

DEFF Research Database (Denmark)

Heeager, Lise Tordrup; Rose, Jeremy

2014-01-01

Agile methods are widely used and successful in many development situations and beginning to attract attention amongst the software maintenance community – both researchers and practitioners. However, it should not be assumed that implementing a well-known agile method for a maintenance department...... is therefore a trivial endeavour - the maintenance operation differs in some important respects from development work. Classical accounts of software maintenance emphasise more traditional software engineering processes, whereas recent research accounts of agile maintenance efforts uncritically focus...... on benefits. In an action research project at Aveva in Denmark we assisted with the optimisation of SCRUM, tailoring the standard process to the immediate needs of the developers. We draw on both theoretical and empirical learning to formulate nine heuristics for maintenance practitioners wishing to go agile....

DoD Acquisitions Reform: Embracing and Implementing Agile

Science.gov (United States)

2015-12-01

required in the traditional waterfall approach.   Specific models for enterprise level efforts include Scaled Agile Framework, Disciplined Agile...and Acquisition Concerns. Pittsburgh: Carnegie Mellon.  Leffingwell, D. (2007). Why The Waterfall Model Doesn’t Work. In D. Leffingwell, Scaling...serious issue might be the acquisitions process itself. For the last twenty plus years, the Air Force has used the waterfall approach for software

ChIP-on-chip analysis identifies IL-22 as direct target gene of ectopically expressed FOXP3 transcription factor in human T cells

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Jeron Andreas

2012-12-01

Full Text Available Abstract Background The transcription factor (TF forkhead box P3 (FOXP3 is constitutively expressed at high levels in naturally occurring CD4+CD25+ regulatory T cells (nTregs. It is not only the most accepted marker for that cell population but is also considered lineage determinative. Chromatin immunoprecipitation (ChIP of TFs in combination with genomic tiling microarray analysis (ChIP-on-chip has been shown to be an appropriate tool for identifying FOXP3 transcription factor binding sites (TFBSs on a genome-wide scale. In combination with microarray expression analysis, the ChIP-on-chip technique allows identification of direct FOXP3 target genes. Results ChIP-on-chip analysis of the human FOXP3 expressed in resting and PMA/ionomycin–stimulated Jurkat T cells revealed several thousand putative FOXP3 binding sites and demonstrated the importance of intronic regions for FOXP3 binding. The analysis of expression data showed that the stimulation-dependent down-regulation of IL-22 was correlated with direct FOXP3 binding in the IL-22 promoter region. This association was confirmed by real-time PCR analysis of ChIP-DNA. The corresponding ChIP-region also contained a matching FOXP3 consensus sequence. Conclusions Knowledge of the general distribution patterns of FOXP3 TFBSs in the human genome under resting and activated conditions will contribute to a better understanding of this TF and its influence on direct target genes, as well as its importance for the phenotype and function of Tregs. Moreover, FOXP3-dependent repression of Th17-related IL-22 may be relevant to an understanding of the phenomenon of Treg/Th17 cell plasticity.

Interrelationships between measured running intensities and agility performance in subelite rugby union players.

Science.gov (United States)

Jarvis, Stuart; Sullivan, Lee O; Davies, Bruce; Wiltshire, Huw; Baker, Julien S

2009-01-01

The purpose of this study was to investigate agility performance of rugby players using various intensity running tests. A further aim was to investigate if any differences existed between playing positions in relation to agility performance. Nineteen subelite players (mean +/- SD age, 23.0 +/- 5.4 years) participated in the study. Players underwent measurements of anthropometry (height, body mass, and sum of four skinfolds). Running tests investigated were speed (10 m and 40 m sprint), agility (T Test and Illinois), and multistage fitness tests (20 m, 10 m, and 5 m), with all tests for agility measured against the Illinois agility test. Results indicated that backline players produced significant correlations (P rugby-specific agility programs to aid performance may be of greater benefit and of higher priority in training programs designed for backs rather than forwards.

Advances in waveform-agile sensing for tracking

CERN Document Server

Sira, Sandeep Prasad

2009-01-01

Recent advances in sensor technology and information processing afford a new flexibility in the design of waveforms for agile sensing. Sensors are now developed with the ability to dynamically choose their transmit or receive waveforms in order to optimize an objective cost function. This has exposed a new paradigm of significant performance improvements in active sensing: dynamic waveform adaptation to environment conditions, target structures, or information features. The manuscript provides a review of recent advances in waveform-agile sensing for target tracking applications. A dynamic wav

Extending the agile development process to develop acceptably secure software

NARCIS (Netherlands)

Ben Othmane, L.; Angin, P.; Weffers, H.T.G.; Bhargava, B.

2013-01-01

The agile software development approach makes developing secure software challenging. Existing approaches for extending the agile development process, which enables incremental and iterative software development, fall short of providing a method for efficiently ensuring the security of the software

Statistical Analyses and Modeling of the Implementation of Agile Manufacturing Tactics in Industrial Firms

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Mohammad D. AL-Tahat

2012-01-01

Full Text Available This paper provides a review and introduction on agile manufacturing. Tactics of agile manufacturing are mapped into different production areas (eight-construct latent: manufacturing equipment and technology, processes technology and know-how, quality and productivity improvement, production planning and control, shop floor management, product design and development, supplier relationship management, and customer relationship management. The implementation level of agile manufacturing tactics is investigated in each area. A structural equation model is proposed. Hypotheses are formulated. Feedback from 456 firms is collected using five-point-Likert-scale questionnaire. Statistical analysis is carried out using IBM SPSS and AMOS. Multicollinearity, content validity, consistency, construct validity, ANOVA analysis, and relationships between agile components are tested. The results of this study prove that the agile manufacturing tactics have positive effect on the overall agility level. This conclusion can be used by manufacturing firms to manage challenges when trying to be agile.

Trust in agile teams

DEFF Research Database (Denmark)

Tjørnehøj, Gitte; Fransgård, Mette; Skalkam, Signe

2012-01-01

actions influenced this. We see two important lessons from the analysis. First the agile practices of daily Scrum and self organizing team can empower DSD teams to manage their own development of trust and thereby alleviate the obstacles of DSD. Second if management fails to support the development...

Tailoring Agility: Promiscuous Pair Story Authoring and Value Calculation

Science.gov (United States)

Tendon, Steve

This chapter describes how a multi-national software organization created a business plan involving business units from eight countries that followed an agile way, after two previously failed attempts with traditional approaches. The case is told by the consultant who initiated implementation of agility into requirements gathering, estimation and planning processes in an international setting. The agile approach was inspired by XP, but then tailored to meet the peculiar requirements. Two innovations were critical. The first innovation was promiscuous pair story authoring, where user stories were written by two people (similarly to pair programming), and the pairing changed very often (as frequently as every 15-20 minutes) to achieve promiscuity and cater for diverse point of views. The second innovation was an economic value evaluation (and not the cost) which was attributed to stories. Continuous recalculation of the financial value of the stories allowed to assess the projects financial return. In this case implementation of agility in the international context allowed the involved team members to reach consensus and unanimity of decisions, vision and purpose.

An Exploration of Cognitive Agility as Quantified by Attention Allocation in a Complex Environment

Science.gov (United States)

2017-03-01

quantifying cognitive agility, and this thesis is part of a larger effort by TRADOC to develop just such a measure. In support of this effort, this... cognitive agility in a military context and (2) determine if psychological measures of cognitive flexibility, focused attention and creativity...quantifying cognitive agility in its personnel. The study involved several traditional psychological tests of cognitive agility, including the

Pathways to agility in the production of neutron generators

Energy Technology Data Exchange (ETDEWEB)

Stoltz, R.E. [Sandia National Labs., Livermore, CA (United States); Beavis, L.C.; Cutchen, J.T.; Garcia, P.; Gurule, G.A.; Harris, R.N.; McKey, P.C.; Williams, D.W. [Sandia National Labs., Albuquerque, NM (United States)

1994-02-01

This report is the result of a study team commissioned to explore pathways for increased agility in the manufacture of neutron generators. As a part of Sandia`s new responsibility for generator production, the goal of the study was to identify opportunities to reduce costs and increase flexibility in the manufacturing operation. Four parallel approaches (or pathways) were recommended: (1) Know the goal, (2) Use design leverage effectively, (3) Value simplicity, and (4) Configure for flexibility. Agility in neutron generator production can be enhanced if all of these pathways are followed. The key role of the workforce in achieving agility was also noted, with emphasis on ownership, continuous learning, and a supportive environment.

Investigating the impact of agile methods on learning and innovation

NARCIS (Netherlands)

Annosi, M.C.; Brunetta, Federica; Hemphala, J.

2018-01-01

In a turbulent environment, increased flexibility and efficiency are essential for most firms to survive. Many organizations have responded to the need for greater efficiency and productivity by building more Agile structures and shifting to the implementation of Agile software (SW) methodologies.

The Effects of a 6-Week Plyometric Training Program on Agility

OpenAIRE

Miller, Michael G.; Herniman, Jeremy J.; Ricard, Mark D.; Cheatham, Christopher C.; Michael, Timothy J.

2006-01-01

The purpose of the study was to determine if six weeks of plyometric training can improve an athlete's agility. Subjects were divided into two groups, a plyometric training and a control group. The plyometric training group performed in a six week plyometric training program and the control group did not perform any plyometric training techniques. All subjects participated in two agility tests: T-test and Illinois Agility Test, and a force plate test for ground reaction times both pre and pos...

Designing a Model of Organizational Agility: A Case Study of Ardabil Gas Company

Directory of Open Access Journals (Sweden)

Behrooz Razmi

2015-06-01

Full Text Available Organizational agility means the ability of every organization in sensation, perception, and prediction of available changes in the business environment. The importance of organizational agility in a competitive environment is nowadays widely recognized and accepted. The aim of this research was to design a unified theoretical model of organizational agility for Ardabil Gas Company based upon the theoretical principles of organizational agility proposed by Goldman (1995. Independent variables including organizational intelligence, organizational commitment, and organizational trust were considered as mediator variable and other four essential components of organizational agility such as forming of virtual participation valorize to humanistic knowledge and skills, change readiness, and customers answering were known as dependent variables of research. This is an applied, descriptive-correlation research, conducted by survey methodology. In this study, 568 employees, contractors, and subscribers of Ardabil Gas Company were chosen as the statistical population of the study. For the purpose of the study a questionnaire for data collection was used. Using Structural Equation Modeling (SEM, it is straightforward to test hypotheses of the equality of various correlation coefficients with any number of covariates across multiple groups. The gathered data was analyzed by using SPSS and LISREL software packages. The results of statistical analysis indicate that organizational trust has a significant positive relationship with organizational agility and organizational trust is the moderator of the relationship between technology intelligence and organizational agility and the relationship between organizational commitment and organizational agility.

Handling requirements dependencies in agile projects: A focus group with agile software development practitioners

NARCIS (Netherlands)

Martakis, Aias; Daneva, Maia; Wieringa, Roelf J.; Jean-Louis Cavarero, S.; Rolland, C; Cavarero, J.L.

2013-01-01

Agile practices on requirements dependencies are a relatively unexplored topic in literature. Empirical studies on it are scarce. This research sets out to uncover concepts that practitioners in companies of various sizes across the globe and in various industries, use for dealing with requirements

RFP Patterns and Techniques for Successful Agile Contracting

Science.gov (United States)

2016-11-01

5.5 Risk Assessment 27 5.6 Development Methodologies 27 5.6.1 The Waterfall Model 28 5.6.2 The Agile Model 29 5.7 Mixing Waterfall and Agile...familiarity with sequential, waterfall -based software development models . A brief refresher is provided in Section 5.6.1. 4 See AcqNotes...Environment In a traditional waterfall model , technical reviews are used as control gates to move from one se- quential phase to the next (e.g

AMES: Towards an Agile Method for ERP Selection

OpenAIRE

Juell-Skielse, Gustaf; Nilsson, Anders G.; Nordqvist, Andreas; Westergren, Mattias

2012-01-01

Conventional on-premise installations of ERP are now rapidly being replaced by ERP as service. Although ERP becomes more accessible and no longer requires local infrastructure, current selection methods do not take full advantage of the provided agility. In this paper we present AMES (Agile Method for ERP Selection), a novel method for ERP selection which better utilizes the strengths of service oriented ERP. AMES is designed to shorten lead time for selection, support identification of essen...

The influence of physical and cognitive factors on reactive agility performance in men basketball players.

Science.gov (United States)

Scanlan, Aaron; Humphries, Brendan; Tucker, Patrick S; Dalbo, Vincent

2014-01-01

This study explored the influence of physical and cognitive measures on reactive agility performance in basketball players. Twelve men basketball players performed multiple sprint, Change of Direction Speed Test, and Reactive Agility Test trials. Pearson's correlation analyses were used to determine relationships between the predictor variables (stature, mass, body composition, 5-m, 10-m and 20-m sprint times, peak speed, closed-skill agility time, response time and decision-making time) and reactive agility time (response variable). Simple and stepwise regression analyses determined the individual influence of each predictor variable and the best predictor model for reactive agility time. Morphological (r = -0.45 to 0.19), sprint (r = -0.40 to 0.41) and change-of-direction speed measures (r = 0.43) had small to moderate correlations with reactive agility time. Response time (r = 0.76, P = 0.004) and decision-making time (r = 0.58, P = 0.049) had large to very large relationships with reactive agility time. Response time was identified as the sole predictor variable for reactive agility time in the stepwise model (R(2) = 0.58, P = 0.004). In conclusion, cognitive measures had the greatest influence on reactive agility performance in men basketball players. These findings suggest reaction and decision-making drills should be incorporated in basketball training programmes.

Adapt! – Agile Project Management Supported by Axiomatic Design

Directory of Open Access Journals (Sweden)

Weber Jakob

2017-01-01

Full Text Available This paper presents a novel approach for the use of Axiomatic Design Theory in combination with agile project management methods like Scrum for an effective, structured and combined product design and development process. Agile project management methods give a guideline how to manage a project, but there is only minor assistance regarding the actual product development process itself. Axiomatic Design can be used to support these methods in this point. In concrete terms, the results of the decomposition process of this theory can be used to formulate and structure the work packages for the agile project managing process. The Independence Axiom of Axiomatic Design Theory has a substantial contribution by ensuring the independence of the work packages which can be assigned to different project team members and can be processed independently by them. The combination of the different methods not only helps to ensure a good design solution but also helps to work more agile within a project team. The here proposed approach is one part of a holistic product design and development process for changeable production units – called Adapt! – and is described within a use case in the automotive sector.

Analyzing effective elements in agile supply chain

Directory of Open Access Journals (Sweden)

Babak Jamshidi Navid

2012-01-01

Full Text Available Agile supply chain plays an important role on having efficient production planning. There are different factors affecting the efficiency of a supply chain and the attempt of this paper is to find the most important elements in agile supply chain. The proposed model of this paper gathers decision makers' opinions and based on DEMATEL technique determines the most important items. The preliminary results of this survey indicate that we could divide the factors into four groups and two elements including automation and utilization of technical tools of relations and information play the most important roles among other factors.

Project-Method Fit: Exploring Factors That Influence Agile Method Use

Science.gov (United States)

Young, Diana K.

2013-01-01

While the productivity and quality implications of agile software development methods (SDMs) have been demonstrated, research concerning the project contexts where their use is most appropriate has yielded less definitive results. Most experts agree that agile SDMs are not suited for all project contexts. Several project and team factors have been…

METAL CHIP HEATING PROCESS INVESTIGATION (Part I

Directory of Open Access Journals (Sweden)

O. M. Dyakonov

2007-01-01

Full Text Available The main calculation methods for heat- and mass transfer in porous heterogeneous medium have been considered. The paper gives an evaluation of the possibility to apply them for calculation of metal chip heating process. It has been shown that a description of transfer processes in a chip has its own specific character that is attributed to difference between thermal and physical properties of chip material and lubricant-coolant components on chip surfaces. It has been determined that the known expressions for effective heat transfer coefficients can be used as basic ones while approaching mutually penetrating continuums. A mathematical description of heat- and mass transfer in chip medium can be considered as a basis of mathematical modeling, numerical solution and parameter optimization of the mentioned processes.

Intrafirm knowledge transfer of agile software practices: barriers and their relations

DEFF Research Database (Denmark)

Tordrup Heeager, Lise; Nielsen, Peter Axel

2018-01-01

to knowledge transfer, we modify and extend the framework to transferring knowledge of agile practices. This framework is subsequently applied for interpreting and analyzing the case study data. The analysis shows how these barriers (e.g., the organizational culture, time and resources, knowledge strategy......Agile software practices are widely used in a great variety of organizations, and the shift from traditional plan-driven approaches entails a redefinition of processes in these organizations. Intrafirm knowledge transfer of agile software practices between projects is a key concern...... in this redefinition. While knowledge transfer is essential for an organization to develop or keep its competitive advantage, it is also both difficult and time consuming, due to a wide range of barriers. Transferring knowledge on agile practices is even more complex due to there being a high degree of tacit knowledge...

Final Report of the NASA Office of Safety and Mission Assurance Agile Benchmarking Team

Science.gov (United States)

Wetherholt, Martha

2016-01-01

To ensure that the NASA Safety and Mission Assurance (SMA) community remains in a position to perform reliable Software Assurance (SA) on NASAs critical software (SW) systems with the software industry rapidly transitioning from waterfall to Agile processes, Terry Wilcutt, Chief, Safety and Mission Assurance, Office of Safety and Mission Assurance (OSMA) established the Agile Benchmarking Team (ABT). The Team's tasks were: 1. Research background literature on current Agile processes, 2. Perform benchmark activities with other organizations that are involved in software Agile processes to determine best practices, 3. Collect information on Agile-developed systems to enable improvements to the current NASA standards and processes to enhance their ability to perform reliable software assurance on NASA Agile-developed systems, 4. Suggest additional guidance and recommendations for updates to those standards and processes, as needed. The ABT's findings and recommendations for software management, engineering and software assurance are addressed herein.

Characterization of several milk proteins in Domestic Balkan donkey breed during lactation, using lab-on-a-chip capillary electrophoresis

Directory of Open Access Journals (Sweden)

Gubić Jasmina

2016-01-01

Full Text Available Domestic Balkan donkey (Equus asinus asinus is a native donkey breed, primarily found in the northern and eastern regions of Serbia. The objective of the study was to analyze proteins of Domestic Balkan donkey milk during the lactation period (from the 45th to the 280th day by applying Lab-on-a-Chip electrophoresis. The chip-based separations were performed on the Agilent 2100 Bioanalyzer in combination with the Protein 80 Plus Lab Chip kit. The protein content of Domestic Balkan donkey milk during the lactation period of 280 days ranged from 1.40 % to 1.92 % and the content of αs1-casein, αs2-casein, b-casein, α-, β- lactoglobulin, lysozyme, lactoferrin and serum albumin was relatively quantified. Lysozyme (1040-2970 mg/L, α-lactalbumin 12 kDa (1990-2730 mg/L and α-lactalbumin 17.7 kDa (2240-3090 mg/L were found to be the proteins with the highest relative concentrations. [Projekat Ministarstva nauke Republike Srbije, br. III46012

Managing agility through service orientation in an open telecommunication value chain

NARCIS (Netherlands)

Bastiaansen, H.J.M.; Hermans, P.

2006-01-01

Agility is key for telecommunication operators to survive in a deregulated, competitive, and converging telecommunications environment. Openness and reusability have emerged as leading concepts to realize such agility. These concepts have both a business perspective and an operational perspective.

Agility in asset management, or: how to be flexible with assets designed for stability

NARCIS (Netherlands)

Ruitenburg, Richard Jacob; Braaksma, Anne Johannes Jan; van Dongen, Leonardus Adriana Maria

2016-01-01

Agility is increasingly important in manufacturing. However, thus far little attention has been paid to the agility of the physical assets used in production, which are typically designed for decades of operation in a stable context. This paper investigates the topic of agile Asset Management using

The Challenges of Becoming Agile

DEFF Research Database (Denmark)

Ovesen, Nis; Dowlen, Chris

2012-01-01

During the last decade agile methods have been a vast success in the domain of software development. This paper investigates whether these methods can be successfully transferred to the domain of physical product development in order to address the fundamental challenges of increased marked speed...

Agile software development and the barriers to transfer of knowledge: An interpretive case study

DEFF Research Database (Denmark)

Heeager, Lise Tordrup; Nielsen, Peter Axel

2013-01-01

Agile practices to systems development are believed to depend largely on the developers’ competences, experience and knowledge and to a lesser degree on formal development processes and methods. In this paper we investigate the knowledge transfer and barriers to the transfer of agile development ...... to explain knowledge transfer and barriers, and (2) specifically explicate potential barriers hindering knowledge transfer of agile practices. This has implications for the implementation of agile development practices.......Agile practices to systems development are believed to depend largely on the developers’ competences, experience and knowledge and to a lesser degree on formal development processes and methods. In this paper we investigate the knowledge transfer and barriers to the transfer of agile development...... practices in an interpretive case study. The case company is a pharmaceutical firm where we studied how they develop software and how they transfer their own experience. Based on the literature we develop an initial framework of barriers to knowledge transfer and apply it to interpret the case study. From...

Handbook for Implementing Agile in Department of Defense Information Technology Acquisition

Science.gov (United States)

2010-12-15

management tool. Examples include Eclipse (open source), NetBeans (Sun) and Komodo (ActiveState). 7.2 Agile Project Management Tools Agile project...or interpreter, a debugger, integration with a source code management tool. Examples include Eclipse (open source), NetBeans (Sun) and Komodo

Agile Methods from the Viewpoint of Information

Directory of Open Access Journals (Sweden)

Eder Junior Alves

2017-10-01

Full Text Available Introduction: Since Paul M. G. Otlet highlighted the term documentation in 1934, proposing how to collect and organize the world's knowledge, many scientific researches directed observations to the study of Information Science. Methods and techniques have come up with a world view from the perspective of information. Agile methods follow this trend. Objective: The purpose is to analyze the relevance of information flow to organizations adopting agile methods, understanding how the innovation process is influenced by this practice. Methodology: This is a bibliometric study with fundamentals of Systematic Literature Review (SLR. The integration between the SLR technique interacting with Summarize tool is a new methodological proposal. Results: Scrum appears with the highest number of publications in SPELL. In comparison, results of Google Scholar pointed out to the importance of practices and team behaviors. In Science Direct repository, critical success factors in project management and software development are highlighted. Introduction: Conclusions: It was evident that agile methods are being used as process innovations. The benefits and advantages are evident with internal and external occurrence of information flow. Due to the prevalence in the literature, Scrum deserves attention by firms.

How do different types of mergers and acquisitions facilitate strategic agility?

NARCIS (Netherlands)

Brueller, Nir N.; Carmeli, Abraham; Drori, Israel

2014-01-01

Firms struggle to create an agile organizational system since it requires the development of three enabling capacities: to make sense quickly, make decisions nimbly, and redeploy resources rapidly. While the study of strategic agility is of growing interest as a prime means of organizational growth,

Organizational intelligence and agility in Shiraz University of Medical Sciences

Directory of Open Access Journals (Sweden)

Hamid Taboli

2017-07-01

Full Text Available Introduction: Organizational Intelligence is a combination of all skills that organizations need and use; it enables us to make organizational decisions. Organizational Intelligence can increase the effectiveness of the existing informational structures in achieving organizational goals and result in organizational agility. The aim of this study was to investigate the relationship between Organizational Intelligence and organizational agility in Shiraz University of Medical Sciences. Method: This is an applied study in terms of purpose and descriptive in terms of method. The study population consisted of 1200 employees working in Shiraz University of Medical Sciences. The subjects were selected via convenience sampling. Based on Cochran formula, a sample size of 296 was determined with a confidence level of 95%. The measurement tools included the 36-item Organizational Intelligence questionnaire developed by Albrecht (2003 and a researcher-developed organizational agility questionnaire with 30 items. Expert opinion was used to determine the validity of the questionnaires and reliability was confirmed using Cronbach’s alpha coefficient via SPSS, version 19. Results: Tenure employees had the highest frequency among the participants (50%. In terms of education, employees with a bachelor’s degree were the most frequent (58%. Values obtained for all variables showed a significant positive relationship between Organizational Intelligence and Agility. Conclusion: It is recommended that the university officials take measures to include Organizational Intelligence courses in in-service training programs to promote the agility of the university, and improve the service provision process and speed.

Applying Agile Project Management to Predevelopment Stages of Innovation

OpenAIRE

Winston Gonzalez

2014-01-01

This study explores the early stages of innovation: the predevelopment stages leading to development. The paper examines the agile project management approach as a flexible and dynamic approach to manage the predevelopment stages of innovation. Scholarly sources reveal insufficient findings, signaling a gap in the literature in the areas of fuzzy front end of innovations and the applicability of modern approaches such as the agile project management approach. As a result, this paper introduce...

Towards a Maturity Model to Measure Organizational Agility in the Software and IT Services Industry

OpenAIRE

Wendler, Roy

2016-01-01

Agile software development methods reduce project costs and development time by simultaneously enhancing quality. But despite these advantages, agile principles are rarely adopted by the whole organization. In fact, it seems difficult to describe what distinguishes an agile organization from another. Therefore, the objective of this thesis is to gain an understanding what factors constitute agility at an enterprise level and to develop a maturity model as measurement tool. To fulfill this aim...

Explosive strength training improves speed and agility in wheelchair basketball athletes

Directory of Open Access Journals (Sweden)

Tarik Ozmen

2014-04-01

Full Text Available INTRODUCTION: Wheelchair basketball is a paralympic sport characterized by intermittent high-intensity activities that require explosive strength and speed. OBJECTIVE: To investigate the effect of explosive strength training on speed and agility performance in wheelchair basketball players. METHODS: Ten male wheelchair basketball players (Mage=31±4 yrs were divided into two groups [i.e. explosive strength training (ES; control (CN] based on International Wheelchair Basketball Federation (IWBF classification scores. The ES group underwent 6-weeks of training, twice weekly, at 50% 1RM, 10-12 repetitions and 3-4 sets in addition to routine training. Effects of training were measured by the 20 m sprint test and Illinois agility test. RESULTS: The ES group, showed significantly higher increases in speed and agility performance (p ≤ .05. CONCLUSION: A short-duration (i.e. 6-week explosive strength training programme in wheelchair basketball athletes results in significant improvements in sprint and agility performance.

SU-E-T-610: Comparison of Treatment Times Between the MLCi and Agility Multileaf Collimators

International Nuclear Information System (INIS)

Ramsey, C; Bowling, J

2014-01-01

Purpose: The Agility is a new 160-leaf MLC developed by Elekta for use in their Infinity and Versa HD linacs. As compared to the MLCi, the Agility increased the maximum leaf speed from 2 cm/s to 3.5 cm/s, and the maximum primary collimator speed from 1.5 cm/s to 9.0 cm/s. The purpose of this study was to determine if the Agility MLC resulted in improved plan quality and/or shorter treatment times. Methods: An Elekta Infinity that was originally equipped with a 80 leaf MLCi was upgraded to an 160 leaf Agility. Treatment plan quality was evaluated using the Pinnacle planning system with SmartArc. Optimization was performed once for the MLCi and once for the Agility beam models using the same optimization parameters and the same number of iterations. Patient treatment times were measured for all IMRT, VMAT, and SBRT patients treated on the Infinity with the MLCi and Agility MLCs. Treatment times were extracted from the EMR and measured from when the patient first walked into the treatment room until exiting the treatment room. Results: 11,380 delivery times were measured for patients treated with the MLCi, and 1,827 measurements have been made for the Agility MLC. The average treatment times were 19.1 minutes for the MLCi and 20.8 minutes for the Agility. Using a t-test analysis, there was no difference between the two groups (t = 0.22). The dose differences between patients planned with the MLCi and the Agility MLC were minimal. For example, the dose difference for the PTV, GTV, and cord for a head and neck patient planned using Pinnacle were effectively equivalent. However, the dose to the parotid glands was slightly worse with the Agility MLC. Conclusion: There was no statistical difference in treatment time, or any significant dosimetric difference between the Agility MLC and the MLCi

Quality Management techniques embedded in Agile Project Development

Directory of Open Access Journals (Sweden)

Dovleac Raluca

2017-01-01

Full Text Available It used to be hard to make your dream come true and start a business but now, thanks to the dotcom boom and the rapid development of emerging technologies everybody has the chance to become the next Steve Jobs. Quality management tools and creativity techniques gave birth to the startup trend that transforms a brilliant idea into an innovative product. A common practice amongst startups is Agile development. In this paper, after analyzing the Agile approach and the tools used to ensure quality for every stage of a product’s development life cycle and the results of using the Agile approach looking out for advantages and short comings as well, we proposed a PDCA inspired tool which embeds both quality and creativity techniques to help developers ensure quality for each stage of a product’s life cycle as well as help them better organize their activities to reach the desired goals. We validated this approach by implementing it to the case of the Vitraly startup.

Smart Healthcare Agility Management - Tojisha Doctrine by Self-synchronization

Science.gov (United States)

2014-06-01

impossibility at our age. One is the technology of space elevator and another is the space-walk tourism which the project has existed since the mid-20 th...In regards to the technologies of space-walk tourism , increase of patents related to the technologies of Pulse Detention Engine worldwide is some...medicine, and there is some reference cases such as "open agility" and "closed agility" is immersed in training specifically in sports science which

The Agile Organization: From Informal Networks to Complex Effects and Agility

Science.gov (United States)

2005-01-01

his essay: “The Lion and the Unicorn : Socialism and the English Genius.” 1941. I 58 The Agile Organization every level of society and every sector as...further to include Force Development, Finance and Budgets, and in the 21st century, Experimentation. Each organization was pre-fixed with a letter, so...IS); J3 renamed Ops; J4 renamed Logistics; J5 renamed Plans, leaving only the rumps of J1 (Manpower) and J7 (Force Development) and Finance /Budgets

Modeling of Agile Intelligent Manufacturing-oriented Production Scheduling System

Institute of Scientific and Technical Information of China (English)

Zhong-Qi Sheng; Chang-Ping Tang; Ci-Xing Lv

2010-01-01

Agile intelligent manufacturing is one of the new manufacturing paradigms that adapt to the fierce globalizing market competition and meet the survival needs of the enterprises, in which the management and control of the production system have surpassed the scope of individual enterprise and embodied some new features including complexity, dynamicity, distributivity, and compatibility. The agile intelligent manufacturing paradigm calls for a production scheduling system that can support the cooperation among various production sectors, the distribution of various resources to achieve rational organization, scheduling and management of production activities. This paper uses multi-agents technology to build an agile intelligent manufacturing-oriented production scheduling system. Using the hybrid modeling method, the resources and functions of production system are encapsulated, and the agent-based production system model is established. A production scheduling-oriented multi-agents architecture is constructed and a multi-agents reference model is given in this paper.

AGILE DRAFTING OF OUTSOURCING CONTRACTS

DEFF Research Database (Denmark)

Schlichter, Bjarne Rerup; Storgaard, Kristian

2015-01-01

and in several parallel tracks using different competencies. By the use of an illustrative case-study, this paper explores how scrum can be applied to enhance the process of drafting outsourcing contracts. The analysis indicates that the use of an agile method, such as Scrum, can be beneficial in this context...

Agile application development for mobile devices. Case study: Mobile taximeter

Directory of Open Access Journals (Sweden)

Angélica María Babativa Goyeneche

2016-10-01

Full Text Available Context: Globalization has affected all productive sectors and in particular the software industry, which has required the development of new methodologies to suit the speed of the changes and allow quickly build products that meet the requirements of the customers. On the other hand, the GPS technology, 4G connectivity and integration of social networks that have the most current mobile phones have opened a large field of application, particularly in the area of the transport, mobility and citizen complaint, whose development can be successfully addressed through an agile methodology. Method: Agile methodology Scrum was used for the development of a mobile application on the Android operating system and GPS technology, which allows a Bogota taxi user to monitor the route and send a complaint to the social network Twitter in case of nonconformity. Some UML models were used for analysis and design of the application, and a confidence interval was used to validate the results. Results: Prototype of a mobile taximeter developed with an agile methodology that meets quality characteristics, extensibility and maintainability. T-student distribution was used to validate the measurement of the prototype on 50 samples, concluding that the difference between the measurement of a real taximeter and our mobile taximeter is on average 2 units with a standard deviation of 1,39 units. Conclusions: It is shown that with the agile development can be combined with UML modeling tools and statistical validation techniques for quality products that do not violate, but on the contrary, that reaffirm the agile development principles.

Assessment of Specificity of the Badcamp Agility Test for Badminton Players

Directory of Open Access Journals (Sweden)

de França Bahia Loureiro Luiz

2017-06-01

Full Text Available The Badcamp agility test was created to evaluate agility of badminton players. The Badcamp is a valid and reliable test, however, a doubt about the need for the use of this test exists as simpler tests could provide similar information about agility in badminton players. Thus, the aim of this study was to examine the specificity of the Badcamp, comparing the performance of badminton players and athletes from other sports in the Badcamp and the shuttle run agility test (SRAT. Sixty-four young male and female athletes aged between 14 and 16 years participated in the study. They were divided into 4 groups of 16 according to their sport practices: badminton, tennis, team sport (basketball and volleyball, and track and field. We compared the groups in both tests, the Badcamp and SRAT. The results revealed that the group of badminton players was faster compared to all other groups in the Badcamp. However, in the SRAT there were no differences among groups composed of athletes from open skill sports (e.g., badminton, tennis, and team sports, and a considerable reduction of the difference between badminton players and track and field athletes. Thus, we concluded that the Badcamp test is a specific agility test for badminton players and should be considered in evaluating athletes of this sport modality.

Assessment of Specificity of the Badcamp Agility test for Badminton Players.

Science.gov (United States)

de França Bahia Loureiro, Luiz; Costa Dias, Mário Oliveira; Cremasco, Felipe Couto; da Silva, Maicon Guimarães; de Freitas, Paulo Barbosa

2017-06-01

The Badcamp agility test was created to evaluate agility of badminton players. The Badcamp is a valid and reliable test, however, a doubt about the need for the use of this test exists as simpler tests could provide similar information about agility in badminton players. Thus, the aim of this study was to examine the specificity of the Badcamp, comparing the performance of badminton players and athletes from other sports in the Badcamp and the shuttle run agility test (SRAT). Sixty-four young male and female athletes aged between 14 and 16 years participated in the study. They were divided into 4 groups of 16 according to their sport practices: badminton, tennis, team sport (basketball and volleyball), and track and field. We compared the groups in both tests, the Badcamp and SRAT. The results revealed that the group of badminton players was faster compared to all other groups in the Badcamp. However, in the SRAT there were no differences among groups composed of athletes from open skill sports (e.g., badminton, tennis, and team sports), and a considerable reduction of the difference between badminton players and track and field athletes. Thus, we concluded that the Badcamp test is a specific agility test for badminton players and should be considered in evaluating athletes of this sport modality.

Agile and Resilient Hierarchies for Defense Departments: Lofty Ideal or an Actionable Proposal

National Research Council Canada - National Science Library

Desouza, Kevin C

2006-01-01

... only consideration. Completely agile structures may lose the benefits bestowed by hierarchies. Rather the Defense Department should work towards agile and resilient hierarchies that can recover quickly following setbacks.

How Agile Methods Conquers General Project Management - The Project Half Double Initiative

DEFF Research Database (Denmark)

Tordrup Heeager, Lise; Svejvig, Per; Schlichter, Bjarne Rerup

2016-01-01

Increased complexity in projects has forced new project management initiatives. In software development several agile methods have emerged and methods such as Scrum are today highly implemented in practice. General project management practice has been inspired by agile software development...

Survey-based analysis of risk factors for injury among dogs participating in agility training and competition events.

Science.gov (United States)

Cullen, Kimberley L; Dickey, James P; Bent, Leah R; Thomason, Jeffrey J; Moëns, Noel M M

2013-10-01

To identify potential risk factors for agility-related injuries among dogs. Internet-based, retrospective, cross-sectional survey. 3,801 privately owned dogs participating in agility training or trials. A retrospective electronic survey was used to investigate potential risk factors for injury among dogs participating in agility-related activities. Respondents were handlers recruited through member lists of large canine agility associations in Canada and the United Kingdom and through promotion on an agility blog site. Variables evaluated included demographic information for handlers and dogs, exposure variables (eg, frequency of agility practice and competition in the past year), and use of preventive measures intended to keep dogs fit for agility (warmup, cooldown, or conditioning exercises; alternative therapeutic treatments [eg, acupuncture, massage, or chiropractic care]; or dietary supplement products). Data were collected from 1,669 handlers of 3,801 agility dogs internationally; 1,209 (32%) dogs incurred ≥ 1 injury. Previous injury (OR, 100.5), ≤ 4 years of agility experience for dogs (OR, 1.5), use of alternative therapeutic treatments (OR, 1.5), and Border Collie breed (OR, 1.7) were associated with increased odds of injury. Handlers having 5 to 10 or > 10 years of experience (OR, 0.8 and 0.6, respectively) and dogs having > 4 years of experience in the sport (OR, 0.6) were associated with decreased odds of injury. Specific factors were associated with agility-related injuries in dogs. Educational prevention strategies should target at-risk populations in an effort to reduce potential injuries. Future research should focus on the biomechanical factors associated with agility-related injuries.

A Virtual World Workshop Environment for Learning Agile Software Development Techniques

Science.gov (United States)

Parsons, David; Stockdale, Rosemary

2012-01-01

Multi-User Virtual Environments (MUVEs) are the subject of increasing interest for educators and trainers. This article reports on a longitudinal project that seeks to establish a virtual agile software development workshop hosted in the Open Wonderland MUVE, designed to help learners to understand the basic principles of some core agile software…

Combining ChIP-chip and expression profiling to model the MoCRZ1 mediated circuit for Ca/calcineurin signaling in the rice blast fungus.

Directory of Open Access Journals (Sweden)

Soonok Kim

2010-05-01

Full Text Available Significant progress has been made in defining the central signaling networks in many organisms, but collectively we know little about the downstream targets of these networks and the genes they regulate. To reconstruct the regulatory circuit of calcineurin signal transduction via MoCRZ1, a Magnaporthe oryzae C2H2 transcription factor activated by calcineurin dephosphorylation, we used a combined approach of chromatin immunoprecipitation - chip (ChIP-chip, coupled with microarray expression studies. One hundred forty genes were identified as being both a direct target of MoCRZ1 and having expression concurrently differentially regulated in a calcium/calcineurin/MoCRZ1 dependent manner. Highly represented were genes involved in calcium signaling, small molecule transport, ion homeostasis, cell wall synthesis/maintenance, and fungal virulence. Of particular note, genes involved in vesicle mediated secretion necessary for establishing host associations, were also found. MoCRZ1 itself was a target, suggesting a previously unreported autoregulation control point. The data also implicated a previously unreported feedback regulation mechanism of calcineurin activity. We propose that calcium/calcineurin regulated signal transduction circuits controlling development and pathogenicity manifest through multiple layers of regulation. We present results from the ChIP-chip and expression analysis along with a refined model of calcium/calcineurin signaling in this important plant pathogen.

Investigating the impact of agile control mechanisms on learning in scrum teams

NARCIS (Netherlands)

Annosi, M.C.; Magnusson, M.; Martini, A.

2018-01-01

This chapter aims to explore Management Control Systems (MCS) resulting from the implementation of agile development methods, relying on an established MCS taxonomy. An abductive approach was adopted, considering the shortage of research evaluating the post-adoption effects of agile methods. Four

Clustering-based urbanisation to improve enterprise information systems agility

Science.gov (United States)

Imache, Rabah; Izza, Said; Ahmed-Nacer, Mohamed

2015-11-01

Enterprises are daily facing pressures to demonstrate their ability to adapt quickly to the unpredictable changes of their dynamic in terms of technology, social, legislative, competitiveness and globalisation. Thus, to ensure its place in this hard context, enterprise must always be agile and must ensure its sustainability by a continuous improvement of its information system (IS). Therefore, the agility of enterprise information systems (EISs) can be considered today as a primary objective of any enterprise. One way of achieving this objective is by the urbanisation of the EIS in the context of continuous improvement to make it a real asset servicing enterprise strategy. This paper investigates the benefits of EISs urbanisation based on clustering techniques as a driver for agility production and/or improvement to help managers and IT management departments to improve continuously the performance of the enterprise and make appropriate decisions in the scope of the enterprise objectives and strategy. This approach is applied to the urbanisation of a tour operator EIS.

The Effect of Acceleration Sprint and Zig-zag Drill Combination to Increase Students’ Speed and Agility

Science.gov (United States)

Bana, O.; Mintarto, E.; Kusnanik, N. W.

2018-01-01

The purpose of this research is to analyze the following factors: (1) how far the effect of exercise acceleration sprint on the speed and agility (2) how much influence the zig-zag drill combination to the speed and agility (3) and is there any difference between the effects of exercise acceleration sprint and practice zig-zag drill combination of the speed and agility. This research is quantitative with quasi-experimental approach. The design of this study is matching only design.This study was conducted on 33 male students who take part in extracurricular and divided into 3 groups with 11 students in each group. Group 1 was given training of acceleration sprint, group 2 was given zig-zag training combination drills of conventional and exercises for group 3, for 8 weeks. The data collection was using sprint 30 meter to test the speed and agility t-test to test agility. Data were analyzed using t-test and analysis of variance. The conclusion of the research is (1) there is a significant effect of exercise acceleration sprint for the speed and agility, (2) there is a significant influence combination zig-zag drills, on speed and agility (3) and exercise acceleration sprint have more effect on the speed and agility.

Transitioning from Distributed and Traditional to Distributed and Agile: An Experience Report

Science.gov (United States)

Wildt, Daniel; Prikladnicki, Rafael

Global companies that experienced extensive waterfall phased plans are trying to improve their existing processes to expedite team engagement. Agile methodologies have become an acceptable path to follow because it comprises project management as part of its practices. Agile practices have been used with the objective of simplifying project control through simple processes, easy to update documentation and higher team iteration over exhaustive documentation, focusing rather on team continuous improvement and aiming to add value to business processes. The purpose of this chapter is to describe the experience of a global multinational company on transitioning from distributed and traditional to distributed and agile. This company has development centers across North America, South America and Asia. This chapter covers challenges faced by the project teams of two pilot projects, including strengths of using agile practices in a globally distributed environment and practical recommendations for similar endeavors.

Lower limb maximal dynamic strength and agility determinants in elite basketball players.

Science.gov (United States)

Chaouachi, Anis; Brughelli, Matt; Chamari, Karim; Levin, Greg T; Ben Abdelkrim, Nidhal; Laurencelle, Louis; Castagna, Carlo

2009-08-01

The aims of this study were to examine the relationship between squat 1 repetition maximum (1RM) and basketball-relevant tests and the variables that influence agility (T-test) in elite male professional basketball players (n = 14, age 23.3 +/- 2.7 years, height 195.6 +/- 8.3 cm, body mass 94.2 +/- 10.2 kg). T-test performance was significantly related to body mass (r = 0.58, p = 0.03) and to percentage of body fat (r = 0.80, p agility. Squat 1RM performance was the best single predictor of 5-m and 10-m sprint times (p agility should be regarded as a per se physiological ability for elite basketball players. Consequently, basketball-specific agility drills should be stressed in elite basketball training. Given the association between squat 1RM performance and short sprint times, squat exercises should be a major component of basketball conditioning.

Agile infrastructure monitoring

International Nuclear Information System (INIS)

Andrade, P; Ascenso, J; Fedorko, I; Fiorini, B; Paladin, M; Pigueiras, L; Santos, M

2014-01-01

At the present time, data centres are facing a massive rise in virtualisation and cloud computing. The Agile Infrastructure (AI) project is working to deliver new solutions to ease the management of CERN data centres. Part of the solution consists in a new 'shared monitoring architecture' which collects and manages monitoring data from all data centre resources. In this article, we present the building blocks of this new monitoring architecture, the different open source technologies selected for each architecture layer, and how we are building a community around this common effort.

Method æ, the agile software development method tailored for the pharmaceutical industry.

NARCIS (Netherlands)

Hajou, A.; Batenburg, R.S.; Jansen, S.

2015-01-01

Agile software development methods have a high adoption rate due to their proven business benefits. Its success has not yet been identified in the pharmaceutical industry, due to the industry’s incompatibility with generic agile methods. Comprehensive research has been done to engineer a tailored

AGILE: a methodology for Advanced Governance of Information services through Legal Engineering

NARCIS (Netherlands)

Boer, A.; Sileno, G.

2013-01-01

To address agility in public administration, the Agile project developed a reference knowledge acquisition infrastructure for legal knowledge, based on a dynamic and design-oriented conceptualization of the legal system. The main objective of the project was to reframe legal knowledge as a knowledge

Breaking the addiction to process an introduction to agile project management

CERN Document Server

Scanlon-Thomas, Elizabeth

2011-01-01

Companies using traditional development methods are finding it increasingly difficult to maintain profitable business relationships in today's climate. Agile is a flexible, adaptable system and this book will help you implement it for maximum impact and success for your business. With Agile you can deliver the results your clients want, with the results you want too!

CT-assisted agile manufacturing

Science.gov (United States)

Stanley, James H.; Yancey, Robert N.

1996-11-01

The next century will witness at least two great revolutions in the way goods are produced. First, workers will use the medium of virtual reality in all aspects of marketing, research, development, prototyping, manufacturing, sales and service. Second, market forces will drive manufacturing towards small-lot production and just-in-time delivery. Already, we can discern the merging of these megatrends into what some are calling agile manufacturing. Under this new paradigm, parts and processes will be designed and engineered within the mind of a computer, tooled and manufactured by the offspring of today's rapid prototyping equipment, and evaluated for performance and reliability by advanced nondestructive evaluation (NDE) techniques and sophisticated computational models. Computed tomography (CT) is the premier example of an NDE method suitable for future agile manufacturing activities. It is the only modality that provides convenient access to the full suite of engineering data that users will need to avail themselves of computer- aided design, computer-aided manufacturing, and computer- aided engineering capabilities, as well as newly emerging reverse engineering, rapid prototyping and solid freeform fabrication technologies. As such, CT is assured a central, utilitarian role in future industrial operations. An overview of this exciting future for industrial CT is presented.

Aurora Kinase A Promotes AR Degradation via the E3 Ligase CHIP.

Science.gov (United States)

Sarkar, Sukumar; Brautigan, David L; Larner, James M

2017-08-01

Reducing the levels of the androgen receptor (AR) is one of the most viable approaches to combat castration-resistant prostate cancer. Previously, we observed that proteasomal-dependent degradation of AR in response to 2-methoxyestradiol (2-ME) depends primarily on the E3 ligase C-terminus of HSP70-interacting protein (STUB1/CHIP). Here, 2-ME stimulation activates CHIP by phosphorylation via Aurora kinase A (AURKA). Aurora A kinase inhibitors and RNAi knockdown of Aurora A transcript selectively blocked CHIP phosphorylation and AR degradation. Aurora A kinase is activated by 2-ME in the S-phase as well as during mitosis, and phosphorylates CHIP at S273. Prostate cancer cells expressing an S273A mutant of CHIP have attenuated AR degradation upon 2-ME treatment compared with cells expressing wild-type CHIP, supporting the idea that CHIP phosphorylation by Aurora A activates its E3 ligase activity for the AR. These results reveal a novel 2-ME→Aurora A→CHIP→AR pathway that promotes AR degradation via the proteasome that may offer novel therapeutic opportunities for prostate cancer. Mol Cancer Res; 15(8); 1063-72. ©2017 AACR . ©2017 American Association for Cancer Research.

Agility in consumer retail: Sense-Response Alignment through the eyes of customers

Directory of Open Access Journals (Sweden)

Maura Atapattu

2014-06-01

Full Text Available In hyper competition, firms that are agile: sensing and responding better to customer requirements tend to be more successful and achieve supernormal profits. In spite of the widely accepted importance of customer agility, research is limited on this construct. The limited research also has predominantly focussed on the firm’s perspective of agility. However, we propose that the customers are better positioned to determine how well a firm is responding to their requirements (aka a firm’s customer agility. Taking the customers’ stand point, we address the issue of sense and respond alignment in two perspectives-matching and mediating. Based on data collected from customers in a field study, we tested hypothesis pertaining to the two methods of alignment using polynomial regression and response surface methodology. The results provide a good explanation for the role of both forms of alignment on customer satisfaction. Implication for research and practice are discussed.

Analysis of Return on Investment in Different Types of Agile Software Development Project Teams

Directory of Open Access Journals (Sweden)

Goran MILANOV

2012-01-01

Full Text Available This exploratory study of IT project teams in Serbia investigates how the choice of agile methods in different development project teams affects the return-on-investment (ROI. In this paper different types of software project teams are analyzed in order to examine and identify the business-value of using agile methods. In various software development project teams, the ROI of agile methods is yet to be fully explored, while the ROI of traditional methods is well-understood. Since ROI is important indicator of the projects success, in this paper we examine the factors that influence the ROI both from software solution customer point of view, and different agile project teams.

Agil Stage-Gate®: ny model for udviklingsprojekter i mellemstore virksomheder

DEFF Research Database (Denmark)

Vedsmand, Tomas; Edwards, Kasper; Hvidt, Nicoline

Lær at udvikle nye produkter hurtigere og med større træfsikkerhed – ved at arbejde i sprint med agile metoder og træffe de rigtige beslutninger med Stage-Gate® Se også tilhørende: "Værktøjskasse til Agil Stage-Gate®: Ny model for udviklingsprojekter i mellemstore virksomheder" på http://dx.doi.org...

Frequent Change Request From User to Handle Cost on Project in Agile Model

Directory of Open Access Journals (Sweden)

Shariq Aziz Butt

2017-05-01

Full Text Available Agile has invented to improve and overcome Draw backs of software development. Now agile model is using in software development very vastly. It is facilitating the developer and client both very resourcefully. It is getting popularity than the other Software Development Life Cycle models because of its characteristics and most owing to allow change request at any level of the project. The client in the software development is the main part and asset of the company. The software house always focuses on its client because client is an asset. Thus developer has major concern with the client’s requirement and change request. Agile is getting popularity because of allow change request at any stage of project, on the other hand it is also a drawback in agile model because when project starts the project’s completion time and cost is decided. But due to frequent change of requests come from client the cost and completion time both increase eventually which is not good for software house’s business and reputation. So there is need a cost and time estimation technique to solve change request issue in agile model.

PayPal in a customer driven world - Application of Agile

OpenAIRE

Anderka, Zita Judit; Simonfalvi, Laura

2016-01-01

Our project is centered around the changes in the business environment, and howthese contemporary challenges can be handled by the organizations to stay incompetition. Merholz et al.(2008) has inspired this project by his idea of a bettercustomer orientation, which he claims the key of success in the 21st century.Therefore we draw on the theory of the new lightweight methodologies, namelyAgile, being latent in the literature of Agile Manifesto, which supports companies tobe customer and innov...

The Agility Imperative

DEFF Research Database (Denmark)

Mitchell, Dr. William

that the number of tanks or warships you have matters less than your ability to think network rather than linearly is comforting. But gone is also the physical certainty of winning or losing decisive battles and formal surrenders of state actors. The security environment is driven by an unparalleled explosion...... in information transfer that has affected how humans fundamentally organise and develop ideas. The military cannot avoid the impact of these developments and the challenges they present. By the end of 2013 the agility imperative will likely stand out as one of the defining characteristics necessary for military...

Does organizational agility affect organizational learning capability? Evidence from commercial banking

OpenAIRE

Zaina Mustafa Mahmoud Hamad; Uğur Yozgat

2017-01-01

Both organizational agility and learning capability are prerequisites for organizational survival and success. This study explores the contribution of agility practices to organizational learning capabilities at the commercial banks in Jordan. To examine the proposed model, a sample of 158 employees within top and middle managements was used. Structural Equation Modeling was conducted for assessing validity and reliability of measurement instrument, evaluating model fit, and testing hypothese...

Identification and Expression Profiling of Radiation-sensitive Genes Using Plant Model System, Arabidopsis thaliana

International Nuclear Information System (INIS)

Kim, Dong-Sub; Kang, Si-Yong; Lee, Geung-Joo; Kim, Jin-Baek

2008-06-01

The purpose of this study is to characterize genes specifically expressed in response to ionizing energy (gamma-rays) of acute irradiation and elucidate signalling mechanisms via functional analysis of isolated genes in Arabidopsis thaliana. Recent improvements in DNA microarray technologies and bioinformatics have made it possible to look for common features of ionizing radiation-responsive genes and their regulatory regions. It has produced massive quantities of gene expression and other functional genomics data, and its application will increase in plant genomics. In this study, we used oligonucleotide microarrays to detect the Arabidopsis genes expressed differentially by a gamma-irradiation during the vegetative (VT, 21 DAG) and reproductive (RT, 28 DAG) stages. Wild-type (Ler) Arabidopsis was irradiated with gamma-rays with 100 and 800 Gy doses. Among the 21,500 genes represented in the Agilent chip, approximately 13,500 ( ∼ 61.4 %) responsive genes to ν -irradiation were expressed with signal intensity greater than 192 when compared to the combined control (non-irradiated vegetative and reproductive pool). Expression patterns of several radiation inducible genes were confirmed by RT-PCR and Northern blotting. Our microarray results may contribute to an overall understanding of the type and quantities of genes that are expressed by an acute gamma-irradiation. In addition, to investigate the oxidative damage caused by irradiation, RT-PCR analysis for the expression of antioxidant isoenzyme genes, and a Transmission Electron Microscope (TEM) observation for visualizing the H 2 O 2 scavenging activity in leaves were applied

Static versus dynamic stretching: Chronic and acute effects on Agility performance in male athletes

Directory of Open Access Journals (Sweden)

Iman Taleb-Beydokhti

2015-04-01

Full Text Available The purpose of this study was to examine the acute and chronic effects of static & dynamic stretching protocols on agility performance in amateur handball players. Twelve male amateur handball players (age: 19.66 ± 4.02 years old, weight: 67.12 ± 8.73 kg, height: 178.29 ± 7.81 cm participated in this study. The athletes were randomly allocated into two groups: static stretching or dynamic stretching. All of them underwent an initial evaluation and were submitted to the first intervention. They were evaluated once again and at the end of 12 training sessions. The results analyzed using ANOVA showed that there was a significant decrease in agility time after dynamic stretching against no stretching in the acute phase; but, there were no significant differences between dynamic stretching and no stretching in the chronic phase. In addition, there was no a significant difference between no stretching and static stretching in the acute phase; while, There was a significant decrease in agility time after no stretching against static stretching in the chronic phase. It was concluded that acute dynamic stretching as part of a warm-up may decrease agility time performance, whereas static stretching seems to increase agility time performance. Consequently, the acute and chronic static stretching should not be performed prior to an explosive athletic performance. Keywords: Handball, Agility, Dynamic stretching, Static stretching

Improving the supply chain agility of a fashion accessories company

OpenAIRE

Rosenlund, Kristian

2015-01-01

This thesis aims to improve the supply chain agility of a case company that is engaged in the design, development and worldwide marketing and selling of fashion accessories and design services. This thesis explores agility in context of supply chain management and in fashion industry where the typical challenges are that demand is highly volatile and hard to predict, the number of products per sales season is large and products have a fairly short life-cycles. In this study, the research ...

Understanding the structured processes followed by organisations prior to engaging in agile processes: A South African Perspective

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Nimrod Noruwana

2012-06-01

Full Text Available There appears to be a lack of knowledge on the phases South African (SA organisations go through while adopting agile methods. As a means to address this gap, this study uncovered empirical evidence on the phases SA organisations go through whilst adopting agile methods as well as the disparities between agile prescriptions and the way SA organisations actually implement agile methods. The data collected using a case study approach was analysed through the lens of Actor-Network Theory (ANT. The results reveal that there is no structured process for adopting agile methods and organisations go through various phases in their attempts to adopt agile methods. During the various phases, organisations face challenges which are culture as well as people related. Through this study South African practitioners could now be aware that before adopting an agile methodology, there has to be a common understanding of the problems at hand and the envisioned solution. The findings also inform aspiring adopters in South Africa that adoption of the methods does not have to be as prescribed. They are free to adopt only those aspects the organisations need most.

Proactive and Adaptive Agility among Employees : the relationship with personal and situational factors

NARCIS (Netherlands)

S.B. Doeze Jager-van Vliet (Sandra)

2017-01-01

markdownabstractIn work and organizational psychology, the notion of agility, that is the capability to adapt, presently is receiving strong interest. Already at the end of the last century Harvey, Koubek and Chin worked towards a model for employee agility. They emphasized the role of internal

Modelling the critical success factors of agile software development projects in South Africa

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Tawanda B. Chiyangwa

2017-10-01

Full Text Available Background: The continued in failure of agile and traditional software development projects have led to the consideration, attention and dispute to critical success factors that are the aspects which are most vital to make a software engineering methodology fruitful. Although there is an increasing variety of critical success factors and methodologies, the conceptual frameworks which have causal relationship are limited. Objective: The objective of this study was to identify and provide insights into the critical success factors that influence the success of software development projects using agile methodologies in South Africa. Method: Quantitative method of collecting data was used. Data were collected in South Africa through a Web-based survey using structured questionnaires. Results: These results show that organisational factors have a great influence on performance expectancy characteristics. Conclusion: The results of this study discovered a comprehensive model that could provide guidelines to the agile community and to the agile professionals.

Agility and adaptive autonomy in networked organizations

NARCIS (Netherlands)

Neef, R.M.; Vecht, B. van der

2010-01-01

In any multi-actor environment, there is an inevitable trade-off between achieving global coordination of activities and respecting the autonomy of the actors involved. Agile and resilient behavior demands dynamic coordination capabilities, but task and resource allocation quickly becomes

Lean and Agile: An Epistemological Reflection

Science.gov (United States)

Browaeys, Marie-Joelle; Fisser, Sandra

2012-01-01

Purpose: The aim of the paper is to contribute to the discussion of treating the concepts of lean and agile in isolation or combination by presenting an alternative view from complexity thinking on these concepts, considering an epistemological approach to this topic. Design/methodology/approach: The paper adopts an epistemological approach, using…

A framework for measuring the supply chain's agility of mass construction industry in Iran

Directory of Open Access Journals (Sweden)

Keyvan Poloie

2012-10-01

Full Text Available Impotent planning system in house providing process is the result of inadequate housing management system in theoretical, empirical, and operational fields. In addition, Mass Construction industry in Iran confronts with other problems such as instability in raw material prices, unsteadiness in production and investment laws and regulations, frailty of transportation infrastructure, international sanctions and etc. Furthermore, customers’ needs, lower costs, and greater customizations lead mass producing to search for new solutions and novel producing system. Agility is offered as a strategy to enable Mass Construction associations to be maintained in the competition of constantly changing market in Iran. In such a market, previous approaches lose their capabilities in supply chain. Thus to achieve agility by Mass Construction association is the chief aim of this study. This study is descriptive-analytic and can be identified as developmental –functional considering its target. After surveying previous research literature and using experts’ opinions, we investigated final agile sub criteria of supply chain and then we used interpretive- structural modeling approach to determine the relation among sub criteria and to offer an agile supply chain model. Surveying research literature and experts’ opinions lead us to identify 8 criteria (society, government, financial, information technology, market, partnership, quality and technology and also 22 sub criteria for supply chain’s agility. Then the results were analyzed through interpretive-structural approach and relation of criteria and sub criteria and their consequence were achieved. These relations showed that government and infrastructure investment, culture, regulations and responses to social and environmental issues are the basis of agility in mass housing productions’ supply chain. This model helps supply chain managers to have strategic planning to enhance agility in supply chain

THE EFFICACY OF ANGLE-MATCHED ISOKINETIC KNEE FLEXOR AND EXTENSOR STRENGTH PARAMETERS IN PREDICTING AGILITY TEST PERFORMANCE.

Science.gov (United States)

Greig, Matt; Naylor, James

2017-10-01

Agility is a fundamental performance element in many sports, but poses a high risk of injury. Hierarchical modelling has shown that eccentric hamstring strength is the primary determinant of agility performance. The purpose of this study was to investigate the relationship between knee flexor and extensor strength parameters and a battery of agility tests. Controlled laboratory study. Nineteen recreational intermittent games players completed an agility battery and isokinetic testing of the eccentric knee flexors (eccH) and concentric knee extensors (conQ) at 60, 180 and 300°·s -1 . Peak torque and the angle at which peak torque occurred were calculated for eccH and conQ at each speed. Dynamic control ratios (eccH:conQ) and fast:slow ratios (300:60) were calculated using peak torque values, and again using angle-matched data, for eccH and conQ. The agility test battery differentiated linear vs directional changes and prescriptive vs reactive tasks. Linear regression showed that eccH parameters were generally a better predictor of agility performance than conQ parameters. Stepwise regression showed that only angle-matched strength ratios contributed to the prediction of each agility test. Trdaitionally calculated strength ratios using peak torque values failed to predict performance. Angle-matched strength parameters were able to account for 80% of the variation in T-test performance, 70% of deceleration distance, 55% of 10m sprint performance, and 44% of reactive change of direction speed. Traditionally calculated strength ratios failed to predict agility performance, whereas angle-matched strength ratios had better predictive ability and featured in a predictive stepwise model for each agility task. 2c.

Developing a Model for Agile Supply: an Empirical Study from Iranian Pharmaceutical Supply Chain

Science.gov (United States)

Rajabzadeh Ghatari, Ali; Mehralian, Gholamhossein; Zarenezhad, Forouzandeh; Rasekh, Hamid Reza

2013-01-01

Agility is the fundamental characteristic of a supply chain needed for survival in turbulent markets, where environmental forces create additional uncertainty resulting in higher risk in the supply chain management. In addition, agility helps providing the right product, at the right time to the consumer. The main goal of this research is therefore to promote supplier selection in pharmaceutical industry according to the formative basic factors. Moreover, this paper can configure its supply network to achieve the agile supply chain. The present article analyzes the supply part of supply chain based on SCOR model, used to assess agile supply chains by highlighting their specific characteristics and applicability in providing the active pharmaceutical ingredient (API). This methodology provides an analytical modeling; the model enables potential suppliers to be assessed against the multiple criteria using both quantitative and qualitative measures. In addition, for making priority of critical factors, TOPSIS algorithm has been used as a common technique of MADM model. Finally, several factors such as delivery speed, planning and reorder segmentation, trust development and material quantity adjustment are identified and prioritized as critical factors for being agile in supply of API. PMID:24250689

Developing a model for agile supply: an empirical study from Iranian pharmaceutical supply chain.

Science.gov (United States)

Rajabzadeh Ghatari, Ali; Mehralian, Gholamhossein; Zarenezhad, Forouzandeh; Rasekh, Hamid Reza

2013-01-01

Agility is the fundamental characteristic of a supply chain needed for survival in turbulent markets, where environmental forces create additional uncertainty resulting in higher risk in the supply chain management. In addition, agility helps providing the right product, at the right time to the consumer. The main goal of this research is therefore to promote supplier selection in pharmaceutical industry according to the formative basic factors. Moreover, this paper can configure its supply network to achieve the agile supply chain. The present article analyzes the supply part of supply chain based on SCOR model, used to assess agile supply chains by highlighting their specific characteristics and applicability in providing the active pharmaceutical ingredient (API). This methodology provides an analytical modeling; the model enables potential suppliers to be assessed against the multiple criteria using both quantitative and qualitative measures. In addition, for making priority of critical factors, TOPSIS algorithm has been used as a common technique of MADM model. Finally, several factors such as delivery speed, planning and reorder segmentation, trust development and material quantity adjustment are identified and prioritized as critical factors for being agile in supply of API.

AGILE OBSERVATIONS OF THE GRAVITATIONAL-WAVE EVENT GW150914

Energy Technology Data Exchange (ETDEWEB)

Tavani, M.; Donnarumma, I.; Argan, A.; Monte, E. Del; Evangelista, Y.; Piano, G.; Munar-Adrover, P. [INAF-IAPS, via del Fosso del Cavaliere 100, I-00133 Roma (Italy); Pittori, C.; Verrecchia, F.; Lucarelli, F.; Antonelli, L. A. [ASI Science Data Center (ASDC), Via del Politecnico, I-00133 Roma (Italy); Bulgarelli, A.; Marisaldi, M.; Fioretti, V.; Zoli, A. [INAF-IASF-Bologna, Via Gobetti 101, I-40129 Bologna (Italy); Giuliani, A.; Caraveo, P. [INAF-IASF Milano, via E.Bassini 15, I-20133 Milano (Italy); Trois, A. [INAF, Osservatorio Astronomico di Cagliari, Poggio dei Pini, strada 54, I-09012 Capoterra (Italy); Barbiellini, G. [Dip. di Fisica, Universita’ di Trieste and INFN, Via Valerio 2, I-34127 Trieste (Italy); Cattaneo, P. W., E-mail: victor@roma2.infn.it.it [INFN-Pavia, Via Bassi 6, I-27100 Pavia (Italy); and others

2016-07-01

We report the results of an extensive search through the AGILE data for a gamma-ray counterpart to the LIGO gravitational-wave (GW) event GW150914. Currently in spinning mode, AGILE has the potential of cover 80% of the sky with its gamma-ray instrument, more than 100 times a day. It turns out that AGILE came within a minute of the event time of observing the accessible GW150914 localization region. Interestingly, the gamma-ray detector exposed ∼65% of this region during the 100 s time intervals centered at −100 and +300 s from the event time. We determine a 2 σ flux upper limit in the band 50 MeV–10 GeV, UL = 1.9 × 10{sup −8} erg cm{sup −2} s{sup −1}, obtained ∼300 s after the event. The timing of this measurement is the fastest ever obtained for GW150914, and significantly constrains the electromagnetic emission of a possible high-energy counterpart. We also carried out a search for a gamma-ray precursor and delayed emission over five timescales ranging from minutes to days: in particular, we obtained an optimal exposure during the interval −150/−30 s. In all these observations, we do not detect a significant signal associated with GW150914. We do not reveal the weak transient source reported by Fermi -GBM 0.4 s after the event time. However, even though a gamma-ray counterpart of the GW150914 event was not detected, the prospects for future AGILE observations of GW sources are decidedly promising.

Frequency-agile dual-comb spectroscopy

OpenAIRE

Millot, Guy; Pitois, Stéphane; Yan, Ming; Hovannysyan, Tatevik; Bendahmane, Abdelkrim; Hänsch, Theodor W.; Picqué, Nathalie

2015-01-01

We propose a new approach to near-infrared molecular spectroscopy, harnessing advanced concepts of optical telecommunications and supercontinuum photonics. We generate, without mode-locked lasers, two frequency combs of slightly different repetition frequencies and moderate, but rapidly tunable, spectral span. The output of a frequency-agile continuous wave laser is split and sent into two electro-optic intensity modulators. Flat-top low-noise frequency combs are produced by wave-breaking in ...

Systems engineering agile design methodologies

CERN Document Server

Crowder, James A

2013-01-01

This book examines the paradigm of the engineering design process. The authors discuss agile systems and engineering design. The book captures the entire design process (functionbases), context, and requirements to affect real reuse. It provides a methodology for an engineering design process foundation for modern and future systems design. This book captures design patterns with context for actual Systems Engineering Design Reuse and contains a new paradigm in Design Knowledge Management.

Adaptation of Agile Project Management Methodology for Project Team

Directory of Open Access Journals (Sweden)

Rasnacis Arturs

2015-12-01

Full Text Available A project management methodology that defines basic processes, tools, techniques, methods, resources and procedures used to manage a project is necessary for effective and successful IT project management. Each company needs to define its own methodology or adapt some of the existing ones. The purpose of the research is to evaluate the possibilities of adapting IT project development methodology according to the company, company employee characteristics and their mutual relations. The adaptation process will be illustrated with a case study at an IT company in Latvia where the developed methodology is based on Agile Scrum, one of the most widespread Agile methods.

Legal Knowledge and Agility in Public Administration

NARCIS (Netherlands)

Boer, A.; van Engers, T.

2013-01-01

To address agility in public administration, we have developed a knowledge acquisition infrastructure for legal knowledge, based on an implementation-oriented conceptualization of the legal system. Our objective is to reframe legal knowledge as a knowledge source in a design-oriented task ontology,

Agile Data Curation at a State Geological Survey

Science.gov (United States)

Hills, D. J.

2015-12-01

State agencies, including geological surveys, are often the gatekeepers for myriad data products essential for scientific research and economic development. For example, the Geological Survey of Alabama (GSA) is mandated to explore for, characterize, and report Alabama's mineral, energy, water, and biological resources in support of economic development, conservation, management, and public policy for the betterment of Alabama's citizens, communities, and businesses. As part of that mandate, the GSA has increasingly been called upon to make our data more accessible to stakeholders. Even as demand for greater data accessibility grows, budgets for such efforts are often small, meaning that agencies must do more for less. Agile software development has yielded efficient, effective products, most often at lower cost and in shorter time. Taking guidance from the agile software development model, the GSA is working towards more agile data management and curation. To date, the GSA's work has been focused primarily on data rescue. By using workflows that maximize clear communication while encouraging simplicity (e.g., maximizing the amount of work not done or that can be automated), the GSA is bringing decades of dark data into the light. Regular checks by the data rescuer with the data provider (or their proxy) provides quality control without adding an overt burden on either party. Moving forward, these workflows will also allow for more efficient and effective data management.

Highly expressed loci are vulnerable to misleading ChIP localization of multiple unrelated proteins

NARCIS (Netherlands)

Teytelman, L.; Thurtle, D.M.; Rine, J.; van Oudenaarden, A.

2013-01-01

Chromatin immunoprecipitation (ChIP) is the gold-standard technique for localizing nuclear proteins in the genome. We used ChIP, in combination with deep sequencing (Seq), to study the genome-wide distribution of the Silent information regulator (Sir) complex in Saccharomyces cerevisiae. We analyzed

Agile Contracts: Designing an Agile Team Selection Guideline

DEFF Research Database (Denmark)

Pries-Heje, Lene; Pries-Heje, Jan

2014-01-01

with “endless” re-negotiation of the requirements; you need a more flexible way to develop IS. A new way of coping with many changes is to use an agile development approach and a fixed budget and resources contract. This paper presents an example case. We analyse the case and design a guideline for how......When you have stable and non-ambiguous requirements then a classic contract for IS between a supplier and a public sector institution based on a requirements specification may be well suited. However, if you have to accept many changes or have ambiguous requirements then you may end up...... to implement a fixed budget and resources contract in the public sector. The guideline includes elements to cope with challenges in a tender process such as transparency, criteria for supplier selection, and live assessment of resource skills and capabilities, as well as achieving the flexibility for change...

The NERV Methodology: Non-Functional Requirements Elicitation, Reasoning and Validation in Agile Processes

Science.gov (United States)

Domah, Darshan

2013-01-01

Agile software development has become very popular around the world in recent years, with methods such as Scrum and Extreme Programming (XP). Literature suggests that functionality is the primary focus in Agile processes while non-functional requirements (NFR) are either ignored or ill-defined. However, for software to be of good quality both…

The Impacts of Agile Development Methodology Use on Project Success: A Contingency View

Science.gov (United States)

Tripp, John F.

2012-01-01

Agile Information Systems Development Methods have emerged in the past decade as an alternative manner of managing the work and delivery of information systems development teams, with a large number of organizations reporting the adoption & use of agile methods. The practitioners of these methods make broad claims as to the benefits of their…

Organizational Health Index and Organizational Agility Maturity Criteria as Measurement Tools of Organizational Transformation Effectiveness

Directory of Open Access Journals (Sweden)

Swasti Sri Harjanti

2017-04-01

Full Text Available Abstract. As a response to negative growth in the mobile legacy projection - which supports 50% of Telkom revenue, and a positive high growth projection in the ICT and digital business revenue, Telkom decides to shift the business to digital. To be a successful digital company, Telkom has created strategic initiatives, including organizational transformation adopting Customer Facing Unit (CFU concept that has been done for several months but there still no evaluation method for the success. This paper purpose is to evaluate the implementation of one human capital management strategic initiatives - CFU transformation implementation success, through Organizational Health Index and Organizational Agility Maturity model and formulate a recommendation for Telkom to create a more healthy and agile organization. This research using 11 synthetized dimension of Organization Health Index and Organizational Agility Maturity Model method as tools. Questionnaire consist of 53 practices that represented by 55 questions that asks about respondents extent to which they agree (satisfaction and whether it meet respondents expectation. Survey result shows that Telkom already in a healthy condition and agile as an organization. This result concluded that by methods used in this research, the transformation could be stated as a success. However, according to the result, maintain and improvement of current health and agility still needed, especially improvement regarding innovation and learning. Keywords:Organization, organizational agility, organizational health index, telecommunication, transformation

THE ANTECEDENTS OF ORGANIZATIONAL AGILITY: ORGANIZATIONAL STRUCTURE, DYNAMIC CAPABILITIES AND CUSTOMER ORIENTATION

OpenAIRE

Kanten, Pelin; Kanten, Selahattin; Keceli, Munevver; Zaimoglu, Zuhal

2017-01-01

This study aims to investigate someantecedents of organizational agility. In the literature, it is seen thatstudies suggest that some organizational factors provide to maintainorganizational agility. Therefore, organizational structure, dynamic capabilitiesand customer orientation are considered as predictors of organizational agilitywithin the scope of the study. For this purpose, the data which were collectedfrom 176 employees in the retailing industry by the survey method were analyzedusin...

Scoping for the Operation of Agile Urban Adaptation for Secondary Cities of the Global South: Possibilities in Pune, India

Directory of Open Access Journals (Sweden)

Mohanasundar Radhakrishnan

2017-12-01

Full Text Available Urban areas, especially in developing countries, are adapting to deficits in infrastructure and basic services (Type I adaptation and to adaptation gaps in response to current and future climatic, societal and economic change (Type II adaptation. The responses to these adaptations needs can be integrated and implemented using an “agile urban adaptation process”, i.e., an adaptive planning process quickly adapting to change in a flexible manner in short planning horizons, where the requirements and responses evolve through evolutionary development, early delivery, continuous improvement and collaboration between self-organizing and cross-functional teams. This paper focuses on how to move from the current conceptual stage to developing practical knowledge for the operation of agile urban adaptation. Scoping methodology comprises (i understanding and structuring the adaptation context; (ii exploring the four agile elements—balancing type I & II adaptation needs, flexibility, range of scenarios and involvement of stakeholders—in the adaptation context; (iii a detailed SWOT analysis (strength, weakness, opportunities and threat of adaptation responses; (iv mapping relationships and synergies between the adaptation responses; and (v preparing agility score cards for adaptation responses. The scoping exercise revealed that the agile adaptation process can move from concept to operation in Pune, India where the city is improving the basic services and adapting to climate change. For example: conventional adaptation responses such as city greening and check-dams across the rivers have agile characteristics; these responses are synergetic with other adaptation responses; and, there is a possibility to compare conventional adaptation responses based on agile characteristics. This scoping exercise also reveals that urban agile adaptation is not about implementing novel adaptation responses but understanding, planning and implementing conventional

The Usability Expert’s Fear of Agility

DEFF Research Database (Denmark)

Nielsen, Lene; Madsen, Sabine

2012-01-01

This paper contributes to the HCI literature on usability practice with insights about the empirical challenges and global emerging practices caused by the advent of agile software development (ASD). In the paper we report from a worldwide study involving 12 usability professionals from 12 differ...

Agile Project Portfolio Management

DEFF Research Database (Denmark)

Andersen, Jesper Rank; Riis, Jens Ove; Mikkelsen, Hans

2005-01-01

This paper will provide a preliminary introduction to the application of Agile Thinking in management of project portfolio and company development. At any point in time, companies have a crowd of development initiatives spread around the organisation and managed at different levels...... in the managerial hierarchy. They compete for resources and managerial attention, and they often take too long time - and some do not survive in the rapid changing context. Top man¬agers ask for speed, flexibility and effectiveness in the portfolio of development activities (projects). But which competencies...

Development of EarthCube Governance: An Agile Approach

Science.gov (United States)

Pearthree, G.; Allison, M. L.; Patten, K.

2013-12-01

Governance of geosciences cyberinfrastructure is a complex and essential undertaking, critical in enabling distributed knowledge communities to collaborate and communicate across disciplines, distances, and cultures. Advancing science with respect to 'grand challenges," such as global climate change, weather prediction, and core fundamental science, depends not just on technical cyber systems, but also on social systems for strategic planning, decision-making, project management, learning, teaching, and building a community of practice. Simply put, a robust, agile technical system depends on an equally robust and agile social system. Cyberinfrastructure development is wrapped in social, organizational and governance challenges, which may significantly impede progress. An agile development process is underway for governance of transformative investments in geosciences cyberinfrastructure through the NSF EarthCube initiative. Agile development is iterative and incremental, and promotes adaptive planning and rapid and flexible response. Such iterative deployment across a variety of EarthCube stakeholders encourages transparency, consensus, accountability, and inclusiveness. A project Secretariat acts as the coordinating body, carrying out duties for planning, organizing, communicating, and reporting. A broad coalition of stakeholder groups comprises an Assembly (Mainstream Scientists, Cyberinfrastructure Institutions, Information Technology/Computer Sciences, NSF EarthCube Investigators, Science Communities, EarthCube End-User Workshop Organizers, Professional Societies) to serve as a preliminary venue for identifying, evaluating, and testing potential governance models. To offer opportunity for broader end-user input, a crowd-source approach will engage stakeholders not involved otherwise. An Advisory Committee from the Earth, ocean, atmosphere, social, computer and library sciences is guiding the process from a high-level policy point of view. Developmental

MODIFICATION OF AGILITY RUNNING TECHNIQUE IN REACTION TO A DEFENDER IN RUGBY UNION

Directory of Open Access Journals (Sweden)

Keane W. Wheeler

2010-09-01

Full Text Available Three-dimensional kinematic analysis examined agility running technique during pre-planned and reactive performance conditions specific to attacking ball carries in rugby union. The variation to running technique of 8 highly trained rugby union players was compared between agility conditions (pre-planned and reactive and also agility performance speeds (fast, moderate and slow. Kinematic measures were used to determine the velocity of the centre of mass (COM in the anteroposterior (running speed and mediolateral (lateral movement speed planes. The position of foot-strike and toe-off was also examined for the step prior to the agility side- step (pre-change of direction phase and then the side-step (change of direction phase. This study demonstrated that less lateral movement speed towards the intended direction change occurred during reactive compared to pre-planned conditions at pre-change of direction (0.08 ± 0.28 m·s-1 and 0.42 ± 0.25 m·s-1, respectively and change of direction foot-strikes (0.25 ± 0.42 m·s-1 and 0.69 ± 0.43 m·s-1, respectively. Less lateral movement speed during reactive conditions was associated with greater lateral foot displacement (44.52 ± 6.10% leg length at the change of direction step compared to pre-planned conditions (41.35 ± 5.85%. Importantly, the anticipation abilities during reactive conditions provided a means to differentiate between speeds of agility performance, with faster performances displaying greater lateral movement speed at the change of direction foot- strike (0.52 ± 0.34 m·s-1 compared to moderate (0.20 ± 0.37 m·s-1 and slow (-0.08 ± 0.31 m·s-1. The changes to running technique during reactive conditions highlight the need to incorporate decision-making in rugby union agility programs

The effect of quality of electronic banking services on agility of a bank

Directory of Open Access Journals (Sweden)

Hooman Pourmohammad

2016-07-01

Full Text Available Studies have shown that in service organizations, quality can have a growth in customer satisfaction as its consequence, and when it regards the banking services, factors are brought up with regard to the quality of banking services, which include the speed in responding, providing products proportionate to the customer needs, and gaining competence. These concepts are shared by the issue of organizational agility; hence, the qualities as well as the bank's agility of the banking system embrace these concepts in common. Therefore, the study aims at studying the effect of the quality of electronic banking services on the bank's agility, and assesses the role of two mediator variables of the quality of service system and personnel behavior quality. Using a questionnaire comprised of 76 items about the above components and asking the line personnel in Bank Saderat Iran (BSI in the branches both inside and outside of Iran, the research data was collected, and stratified random sampling was used. To analyze the data, the Structural Equation Model (SEM was used and the PLS software was employed to perform the computations. Results indicated that the model of the study has a high Goodness of Fit, and the quality of the electronic banking services had a significant effect on the bank's agility. In addition, the quality of electronic banking services affects the service system quality. The system service quality, also affects the employees' behavior. Therefore, it can be said that the electronic services quality and the bank's agility affect the personnel behavior quality through the mediated effect of the service system quality. The results of the present study can help the bank's executives to promote their bank's agility and the personnel behavior quality.

Agile learning for the attention challenge in classrooms

DEFF Research Database (Denmark)

Chongtay, Rocio

2015-01-01

Nowadays, in many educational institutions, students can be connected to the Internet continuously, thus giving them the opportunity to access relevant course material as needed. However this scenario also allows them to access any other type of online distractions, which makes harder to compete...... for the students’ attention and more challenging to engage them in the learning process. This paper presents an instructional design that includes elements from Project-Based Learning (PBL) and Agile methodologies to provide collaborative and practical learning skills during a product development process......-PBL improves the learning experience, which is reflected in a higher attendance rate as well as higher percentage of students passing the course. However possible issues implementing Agile-PBL need to be taken into consideration and are also discussed here, including planning and time constraints in trying...

Silicon Chip-to-Chip Mode-Division Multiplexing

DEFF Research Database (Denmark)

Baumann, Jan Markus; Porto da Silva, Edson; Ding, Yunhong

2018-01-01

A chip-to-chip mode-division multiplexing connection is demonstrated using a pair of multiplexers/demultiplexers fabricated on the silicon-on-insulator platform. Successful mode multiplexing and demultiplexing is experimentally demonstrated, using the LP01, LP11a and LP11b modes.......A chip-to-chip mode-division multiplexing connection is demonstrated using a pair of multiplexers/demultiplexers fabricated on the silicon-on-insulator platform. Successful mode multiplexing and demultiplexing is experimentally demonstrated, using the LP01, LP11a and LP11b modes....

Open System of Agile Ground Stations, Phase I

Data.gov (United States)

National Aeronautics and Space Administration — There is an opportunity to build the HETE-2/TESS network of ground stations into an innovative and powerful Open System of Agile Stations, by developing a low-cost...

AGILE, a tool for interactive lattice design

CERN Document Server

Bryant, P J

2000-01-01

AGILE is a program that works in the IBM-PC, MS-Windows environment and is dedicated to the interactive design of alternating-gradient lattices for synchrotrons and transfer lines. The program was originally intended as a teaching tool, but has been used mostly for professional design work and is subject to continuous development. It contains original algorithms for coupling, scattering and eddy currents, and some slightly unusual algorithms for off-axis orbits and space charge. There are also additional features such as engineering design aids, calculators for relativistic and synchrotron radiation parameters, expert routines for optimising slow extraction, fitting and matching, and the internal storage of constants for over 1000 stable and quasi-stable charged particles. The program is object-oriented and fully integrated into the Windows environment - it is not a shell. Apart from office work, AGILE is ideal for home use, design workshops and when travelling. It is particularly suited to practical problems...

Real-time Control Mediation in Agile Distributed Software Development

DEFF Research Database (Denmark)

Persson, John Stouby; Aaen, Ivan; Mathiassen, Lars

2008-01-01

Agile distributed environments pose particular challenges related to control of quality and collaboration in software development. Moreover, while face-to-face interaction is fundamental in agile development, distributed environments must rely extensively on mediated interactions. On this backdrop...... control was mediated over distance by technology through real-time exchanges. Contrary to previous research, the analysis suggests that both formal and informal elements of real-time mediated control were used; that evolving goals and adjustment of expectations were two of the main issues in real......-time mediated control exchanges; and, that the actors, despite distances in space and culture, developed a clan-like pattern mediated by technology to help control quality and collaboration in software development....

Advanced colorectal adenoma related gene expression signature may predict prognostic for colorectal cancer patients with adenoma-carcinoma sequence.

Science.gov (United States)

Li, Bing; Shi, Xiao-Yu; Liao, Dai-Xiang; Cao, Bang-Rong; Luo, Cheng-Hua; Cheng, Shu-Jun

2015-01-01

There are still no absolute parameters predicting progression of adenoma into cancer. The present study aimed to characterize functional differences on the multistep carcinogenetic process from the adenoma-carcinoma sequence. All samples were collected and mRNA expression profiling was performed by using Agilent Microarray high-throughput gene-chip technology. Then, the characteristics of mRNA expression profiles of adenoma-carcinoma sequence were described with bioinformatics software, and we analyzed the relationship between gene expression profiles of adenoma-adenocarcinoma sequence and clinical prognosis of colorectal cancer. The mRNA expressions of adenoma-carcinoma sequence were significantly different between high-grade intraepithelial neoplasia group and adenocarcinoma group. The biological process of gene ontology function enrichment analysis on differentially expressed genes between high-grade intraepithelial neoplasia group and adenocarcinoma group showed that genes enriched in the extracellular structure organization, skeletal system development, biological adhesion and itself regulated growth regulation, with the P value after FDR correction of less than 0.05. In addition, IPR-related protein mainly focused on the insulin-like growth factor binding proteins. The variable trends of gene expression profiles for adenoma-carcinoma sequence were mainly concentrated in high-grade intraepithelial neoplasia and adenocarcinoma. The differentially expressed genes are significantly correlated between high-grade intraepithelial neoplasia group and adenocarcinoma group. Bioinformatics analysis is an effective way to study the gene expression profiles in the adenoma-carcinoma sequence, and may provide an effective tool to involve colorectal cancer research strategy into colorectal adenoma or advanced adenoma.

Social media as an information system: improving the technological agility

Science.gov (United States)

Senadheera, Vindaya; Warren, Matthew; Leitch, Shona

2017-04-01

There is an increased focus on research involving social media. This research however has failed to catch up with the pace of the technology development and may prove disadvantageous for both practice and theory. The longitudinal study presented in the paper was conducted over a 3-year period involving Australian banks and popular social media technologies. The paper empirically tests the Honeycomb model as a tool that enhances the technological agility of social media. The paper fills a key research gap and provides dynamism to social media strategy formation, continuous improvement of strategy development in support of greater business agility.

Adopting of Agile methods in Software Development Organizations: Systematic Mapping

Directory of Open Access Journals (Sweden)

Samia Abdalhamid

2017-11-01

Full Text Available Adoption of agile methods in the software development organization is considered as a powerful solution to deal with the quickly changing and regularly developing business environment and fully-educated customers with constantly rising expectation, such as shorter time periods and an extraordinary level of response and service. This study investigates the adoption of agile approaches in software development organizations by using systematic mapping. Six research questions are identified, and to answer these questions a number of research papers have been reviewed in electronic databases. Finally, 25 research papers are examined and answers to all research questions are provided.

Agility Path Through Work Values in Knowledge-Based Organizations: A Study of Virtual Universities

Directory of Open Access Journals (Sweden)

Yashar Salamzadeh

2014-05-01

Full Text Available All people enter organizations with a formed personality and some initial experiences and values depending on the culture, which will, in turn, influence their efficiency and performance. Therefore, great attention must be paid to work values of the employees and the issues which affect them, especially in organizations that are complex in their structure and culture. Today’s dynamic environment requires organizations to be agile in their processes, with the issue being even more critical in knowledge-based organizations such as virtual universities. In this research, we identify the path through which organizations can achieve agility by means of work values. Although there are many dimensions in work values and organizational agility, using the methodology applied in this research, we omit some of these dimensions and find the best methods that will enable managers to wisely invest in the most important issues and get the best results in the path to achieve agility through work values.

CHIP promotes thyroid cancer proliferation via activation of the MAPK and AKT pathways

Energy Technology Data Exchange (ETDEWEB)

Zhang, Li [Department of Pharmacy, Urumchi General Hospital of Lanzhou Military Region, Urumchi, Xinjiang 830000 (China); Liu, Lianyong [Medical College of Soochow University, Suzhou, Jiangsu 215123 (China); Department of Endocrinology, Shanghai Punan Hospital, Shanghai 200125 (China); He, Xiaohua; Shen, Yunling; Liu, Xuerong; Wei, Jing; Yu, Fang [Department of Endocrinology, Urumchi General Hospital of Lanzhou Military Region, Urumchi, Xinjiang 830000 (China); Tian, Jianqing, E-mail: jianqing0991@163.com [Department of Endocrinology, Urumchi General Hospital of Lanzhou Military Region, Urumchi, Xinjiang 830000 (China)

2016-08-26

The carboxyl terminus of Hsp70-interacting protein (CHIP) is a U box-type ubiquitin ligase that plays crucial roles in various biological processes, including tumor progression. To date, the functional mechanism of CHIP in thyroid cancer remains unknown. Here, we obtained evidence of upregulation of CHIP in thyroid cancer tissues and cell lines. CHIP overexpression markedly enhanced thyroid cancer cell viability and colony formation in vitro and accelerated tumor growth in vivo. Conversely, CHIP knockdown impaired cell proliferation and tumor growth. Notably, CHIP promoted cell growth through activation of MAPK and AKT pathways, subsequently decreasing p27 and increasing cyclin D1 and p-FOXO3a expression. Our findings collectively indicate that CHIP functions as an oncogene in thyroid cancer, and is therefore a potential therapeutic target for this disease. - Highlights: • CHIP is significantly upregulated in thyroid cancer cells. • Overexpression of CHIP facilitates proliferation and tumorigenesis of thyroid cancer cells. • Silencing of CHIP inhibits the proliferation and tumorigenesis of thyroid cancer cells. • CHIP promotes thyroid cancer cell proliferation via activating the MAPK and AKT pathways.

Identification and Expression Profiling of Radiation-sensitive Genes Using Plant Model System, Arabidopsis thaliana

Energy Technology Data Exchange (ETDEWEB)

Kim, Dong-Sub; Kang, Si-Yong; Lee, Geung-Joo; Kim, Jin-Baek

2008-06-15

The purpose of this study is to characterize genes specifically expressed in response to ionizing energy (gamma-rays) of acute irradiation and elucidate signalling mechanisms via functional analysis of isolated genes in Arabidopsis thaliana. Recent improvements in DNA microarray technologies and bioinformatics have made it possible to look for common features of ionizing radiation-responsive genes and their regulatory regions. It has produced massive quantities of gene expression and other functional genomics data, and its application will increase in plant genomics. In this study, we used oligonucleotide microarrays to detect the Arabidopsis genes expressed differentially by a gamma-irradiation during the vegetative (VT, 21 DAG) and reproductive (RT, 28 DAG) stages. Wild-type (Ler) Arabidopsis was irradiated with gamma-rays with 100 and 800 Gy doses. Among the 21,500 genes represented in the Agilent chip, approximately 13,500 ({sup {approx}}61.4 %) responsive genes to {nu} -irradiation were expressed with signal intensity greater than 192 when compared to the combined control (non-irradiated vegetative and reproductive pool). Expression patterns of several radiation inducible genes were confirmed by RT-PCR and Northern blotting. Our microarray results may contribute to an overall understanding of the type and quantities of genes that are expressed by an acute gamma-irradiation. In addition, to investigate the oxidative damage caused by irradiation, RT-PCR analysis for the expression of antioxidant isoenzyme genes, and a Transmission Electron Microscope (TEM) observation for visualizing the H{sub 2}O{sub 2} scavenging activity in leaves were applied.

Organizational Agility and Complex Enterprise System Innovations: A Mixed Methods Study of the Effects of Enterprise Systems on Organizational Agility

Science.gov (United States)

Kharabe, Amol T.

2012-01-01

Over the last two decades, firms have operated in "increasingly" accelerated "high-velocity" dynamic markets, which require them to become "agile." During the same time frame, firms have increasingly deployed complex enterprise systems--large-scale packaged software "innovations" that integrate and automate…

Organizational Culture and the Deployment of Agile Methods: The Competing Values Model View

Science.gov (United States)

Iivari, Juhani; Iivari, Netta

A number of researchers have identified organizational culture as a factor that potentially affects the deployment of agile systems development methods. Inspired by the study of Iivari and Huisman (2007), which focused on the deployment of traditional systems development methods, the present paper proposes a number of hypotheses about the influence of organizational culture on the deployment of agile methods.

AGILE DEVELOPMENT OF A VIRTUAL REALITY COGNITIVE ASSESSMENT

Directory of Open Access Journals (Sweden)

Sebastian T Koenig

2014-06-01

Full Text Available In recent years user-centered design, participatory design and agile development have seen much popularity in the field of software development. More specifically, applying these methods to user groups with cognitive and motor disabilities has been the topic of numerous publications. However, neuropsychological assessment and training require special consideration to include therapists and brain-injured patients into the development cycle. Application goals, development tools and communication between all stakeholders are interdependent and outlined in a framework that promotes elements of agile development. The framework is introduced by example of a virtual reality cognitive assessment for patients with traumatic brain injuries. The assessment has seen a total of 20 iterations over the course of nine months including changes in task content, task difficulty, user interaction and data collection. The framework and development of the cognitive assessment are discussed.

Agile Software Teams: How They Engage with Systems Engineering on DoD Acquisition Programs

Science.gov (United States)

2014-07-01

with the squadron director, which promoted some trust. We call this example “covert” mode because the Agile advocate doesn’t advertise to the SPO that... Toyota manufacturing system that emphasizes pulling tasks from a backlog rather than pushing tasks out to the team via plans and schedules. Some Agile

Agile Contracts

DEFF Research Database (Denmark)

Pries-Heje, Jan; Pries-Heje, Lene

2014-01-01

with “endless” re-negotiation of the requirements; you need a more flexible way to develop IS. A new way of coping with many changes is to use an agile development approach and a fixed budget and resources contract. This paper presents an example case. We analyse the case and design a guideline for how......When you have stable and non-ambiguous requirements then a classic contract for IS between a supplier and a public sector institution based on a requirements specification may be well suited. However, if you have to accept many changes or have ambiguous requirements then you may end up...... to implement a fixed budget and resources contract in the public sector. The guideline includes elements to cope with challenges in a tender process such as transparency, criteria for supplier selection, and live assessment of resource skills and capabilities, as well as achieving the flexibility for change...

The Mediating Role of Organizational Learning in the Relationship of Organizational Intelligence and Organizational Agility.

Science.gov (United States)

Bahrami, Mohammad Amin; Kiani, Mohammad Mehdi; Montazeralfaraj, Raziye; Zadeh, Hossein Fallah; Zadeh, Morteza Mohammad

2016-06-01

Organizational learning is defined as creating, absorbing, retaining, transferring, and application of knowledge within an organization. This article aims to examine the mediating role of organizational learning in the relationship of organizational intelligence and organizational agility. This analytical and cross-sectional study was conducted in 2015 at four teaching hospitals of Yazd city, Iran. A total of 370 administrative and medical staff contributed to the study. We used stratified-random method for sampling. Required data were gathered using three valid questionnaires including Alberkht (2003) organizational intelligence, Neefe (2001) organizational learning, and Sharifi and Zhang (1999) organizational agility questionnaires. Data analysis was done through R and SPSS 18 statistical software. The results showed that organizational learning acts as a mediator in the relationship of organizational intelligence and organizational agility (path coefficient = 0.943). Also, organizational learning has a statistical relationship with organizational agility (path coefficient = 0.382). Our findings suggest that the improvement of organizational learning abilities can affect an organization's agility which is crucial for its survival.

Project-Based Learning and Agile Methodologies in Electronic Courses: Effect of Student Population and Open Issues

Directory of Open Access Journals (Sweden)

Marina Zapater

2013-12-01

Full Text Available Project-Based Learning (PBL and Agile methodologies have proven to be very interesting instructional strategies in Electronics and Engineering education, because they provide practical learning skills that help students understand the basis of electronics. In this paper we analyze two courses, one belonging to a Master in Electronic Engineering and one to a Bachelor in Telecommunication Engineering that apply Agile-PBL methodologies, and compare the results obtained in both courses with a traditional laboratory course. Our results support previous work stating that Agile-PBL methodologies increase student satisfaction. However, we also highlight some open issues that negatively affect the implementation of these methodologies,such as planning overhead or accidental complexity. Moreover,we show how differences in the student population, mostly related to the time spent on-campus, their commitment to the course or part-time dedication, have an impact on the benefits of Agile-PBL methods. In these cases, Agile-PBL methodologies by themselves are not enough and need to be combined with other techniques to increase student motivation.

Short-term high intensity plyometric training program improves strength, power and agility in male soccer players.

Science.gov (United States)

Váczi, Márk; Tollár, József; Meszler, Balázs; Juhász, Ivett; Karsai, István

2013-03-01

The aim of the present study was to investigate the effects of a short-term in-season plyometric training program on power, agility and knee extensor strength. Male soccer players from a third league team were assigned into an experimental and a control group. The experimental group, beside its regular soccer training sessions, performed a periodized plyometric training program for six weeks. The program included two training sessions per week, and maximal intensity unilateral and bilateral plyometric exercises (total of 40 - 100 foot contacts/session) were executed. Controls participated only in the same soccer training routine, and did not perform plyometrics. Depth vertical jump height, agility (Illinois Agility Test, T Agility Test) and maximal voluntary isometric torque in knee extensors using Multicont II dynamometer were evaluated before and after the experiment. In the experimental group small but significant improvements were found in both agility tests, while depth jump height and isometric torque increments were greater. The control group did not improve in any of the measures. Results of the study indicate that plyometric training consisting of high impact unilateral and bilateral exercises induced remarkable improvements in lower extremity power and maximal knee extensor strength, and smaller improvements in soccer-specific agility. Therefore, it is concluded that short-term plyometric training should be incorporated in the in-season preparation of lower level players to improve specific performance in soccer.

Short-Term High Intensity Plyometric Training Program Improves Strength, Power and Agility in Male Soccer Players

Science.gov (United States)

Váczi, Márk; Tollár, József; Meszler, Balázs; Juhász, Ivett; Karsai, István

2013-01-01

The aim of the present study was to investigate the effects of a short-term in-season plyometric training program on power, agility and knee extensor strength. Male soccer players from a third league team were assigned into an experimental and a control group. The experimental group, beside its regular soccer training sessions, performed a periodized plyometric training program for six weeks. The program included two training sessions per week, and maximal intensity unilateral and bilateral plyometric exercises (total of 40 – 100 foot contacts/session) were executed. Controls participated only in the same soccer training routine, and did not perform plyometrics. Depth vertical jump height, agility (Illinois Agility Test, T Agility Test) and maximal voluntary isometric torque in knee extensors using Multicont II dynamometer were evaluated before and after the experiment. In the experimental group small but significant improvements were found in both agility tests, while depth jump height and isometric torque increments were greater. The control group did not improve in any of the measures. Results of the study indicate that plyometric training consisting of high impact unilateral and bilateral exercises induced remarkable improvements in lower extremity power and maximal knee extensor strength, and smaller improvements in soccer-specific agility. Therefore, it is concluded that short-term plyometric training should be incorporated in the in-season preparation of lower level players to improve specific performance in soccer. PMID:23717351

A survey of risk factors for digit injuries among dogs training and competing in agility events.

Science.gov (United States)

Sellon, Debra C; Martucci, Katherine; Wenz, John R; Marcellin-Little, Denis J; Powers, Michelle; Cullen, Kimberley L

2018-01-01

OBJECTIVE To identify potential risk factors for digit injuries in dogs training and competing in agility events. DESIGN Internet-based, retrospective, cross-sectional survey. ANIMALS 1,081 dogs training or competing in agility events. PROCEDURES Data were collected for eligible animals via retrospective surveys distributed electronically to handlers of dogs participating in agility-related activities. Variables evaluated included demographic (handlers) and signalment (dogs) information, physical characteristics of dogs, and injury characteristics. A separate survey of dogs competing in similar agility-related activities but without digit injuries was also administered. Multivariable logistic regression was used to develop a model for assessment of risk factors. RESULTS Data were collected from 207 agility dogs with digit injuries and 874 agility dogs without digit injuries. Factors associated with significantly increased odds of injury included Border Collie breed (OR, 2.3; 95% confidence interval [CI], 1.5 to 3.3), long nails (OR, 2.4; 95% CI, 1.3 to 4.5), absence of front dewclaws (OR, 1.9; 95% CI, 1.3 to 2.6), and greater weight-to-height ratio (OR, 1.5; 95% CI, 1.1 to 2.0). Odds of injury decreased with increasing age of the dog (OR, 0.8; 95% CI, 0.76 to 0.86). CONCLUSIONS AND CLINICAL RELEVANCE Results should be cautiously interpreted because of potential respondent and recall bias and lack of review of medical records. Nevertheless, results suggested that retaining healthy dewclaws, maintaining lean body mass, and trimming nails short for training and competition may decrease the likelihood of digit injuries. Research to investigate training practices, obstacle construction specifcations, and surface considerations for dogs competing in agility activities is indicated.

Current State of Agile Methodologies Worldwide and in the Czech Republic

Directory of Open Access Journals (Sweden)

Martin Tománek

2015-06-01

Full Text Available The objective of this research paper is to compare the current state of agile methodologies in the world and in the Czech Republic. The comparison is executed as the comparative analysis of two publicly available researches conducted in 2013 and published in 2014. The comparison is further enriched by the results of the unpublished survey in the global logistics company which was conducted also in 2013. The potential trend for agile methodologies in the Czech Republic is also discussed with regard to the worldwide trend.

Enabling Agility through Coordinating Temporally Constrained Planning Agents

NARCIS (Netherlands)

Steenhuisen, J.R.; De Weerdt, M.M.; Witteveen, C.

2007-01-01

In crisis response, hierarchical organizations are being replaced by dynamic assemblies of autonomous agents that promise more agility. However, these autonomous agents might cause a decrease in effectiveness when individually constructed plans for moderately-coupled tasks are not jointly feasible.

Defining project scenarios for the agile requirements engineering product-line development questionnaire

OpenAIRE

Feng, Kunwu; Lempert, Meli; Tang, Yan; Tian, Kun; Cooper, Kendra M.L.; Franch Gutiérrez, Javier

2007-01-01

Current agile methods are focused on practices of small, rapid developing and iteration, more people oriented, less documentation projects, and the use of the methods in large, product line projects are somehow difficult. UTD and GESSI have started a project to develop an expert system that can assist a requirements enginer in selecting a requirements engineering process that is well suited for their project, in particular with respect to the use of agile and product line engineering methods....

A SECURITY EVALUATION FRAMEWORK FOR U.K. E-GOVERNMENT SERVICES AGILE SOFTWARE DEVELOPMENT

OpenAIRE

Steve Harrison; Antonis Tzounis; Leandros Maglaras; Francois Siewe; Richard Smith; Helge Janicke

2016-01-01

This is an Open Access article This study examines the traditional approach to software development within the United Kingdom Government and the accreditation process. Initially we look at the Waterfall methodology that has been used for several years. We discuss the pros and cons of Waterfall before moving onto the Agile Scrum methodology. Agile has been adopted by the majority of Government digital departments including the Gover...

Flip chip assembly of thinned chips for hybrid pixel detector applications

International Nuclear Information System (INIS)

Fritzsch, T; Zoschke, K; Rothermund, M; Oppermann, H; Woehrmann, M; Ehrmann, O; Lang, K D; Huegging, F

2014-01-01

There is a steady trend to ultra-thin microelectronic devices. Especially for future particle detector systems a reduced readout chip thickness is required to limit the loss of tracking precision due to scattering. The reduction of silicon thickness is performed at wafer level in a two-step thinning process. To minimize the risk of wafer breakage the thinned wafer needs to be handled by a carrier during the whole process chain of wafer bumping. Another key process is the flip chip assembly of thinned readout chips onto thin sensor tiles. Besides the prevention of silicon breakage the minimization of chip warpage is one additional task for a high yield and reliable flip chip process. A new technology using glass carrier wafer will be described in detail. The main advantage of this technology is the combination of a carrier support during wafer processing and the chip support during flip chip assembly. For that a glass wafer is glue-bonded onto the backside of the thinned readout chip wafer. After the bump deposition process the glass-readout chip stack is diced in one step. Finally the glass carrier chip is released by laser illumination after flip chip assembly of the readout chip onto sensor tile. The results of the flip chip assembly process development for the ATLAS IBL upgrade are described more in detail. The new ATLAS FEI4B chip with a size of 20 × 19 mm 2 is flip chip bonded with a thickness of only 150 μm, but the capability of this technology has been demonstrated on hybrid modules with a reduced readout chip thickness of down to 50 μm which is a major step for ultra-thin electronic systems

Delaying mobility disability in people with Parkinson disease using a sensorimotor agility exercise program.

Science.gov (United States)

King, Laurie A; Horak, Fay B

2009-04-01

This article introduces a new framework for therapists to develop an exercise program to delay mobility disability in people with Parkinson disease (PD). Mobility, or the ability to efficiently navigate and function in a variety of environments, requires balance, agility, and flexibility, all of which are affected by PD. This article summarizes recent research identifying how constraints on mobility specific to PD, such as rigidity, bradykinesia, freezing, poor sensory integration, inflexible program selection, and impaired cognitive processing, limit mobility in people with PD. Based on these constraints, a conceptual framework for exercises to maintain and improve mobility is presented. An example of a constraint-focused agility exercise program, incorporating movement principles from tai chi, kayaking, boxing, lunges, agility training, and Pilates exercises, is presented. This new constraint-focused agility exercise program is based on a strong scientific framework and includes progressive levels of sensorimotor, resistance, and coordination challenges that can be customized for each patient while maintaining fidelity. Principles for improving mobility presented here can be incorporated into an ongoing or long-term exercise program for people with PD.

Comparison of Gene Expression by Sheep and Human Blood Stimulated with the TLR4 Agonists Lipopolysaccharide and Monophosphoryl Lipid A.

Directory of Open Access Journals (Sweden)

Perenlei Enkhbaatar

Full Text Available Animal models that mimic human biology are important for successful translation of basic science discoveries into the clinical practice. Recent studies in rodents have demonstrated the efficacy of TLR4 agonists as immunomodulators in models of infection. However, rodent models have been criticized for not mimicking important characteristics of the human immune response to microbial products. The goal of this study was to compare genomic responses of human and sheep blood to the TLR4 agonists lipopolysaccharide (LPS and monophosphoryl lipid A (MPLA.Venous blood, withdrawn from six healthy human adult volunteers (~ 28 years old and six healthy adult female sheep (~3 years old, was mixed with 30 μL of PBS, LPS (1μg/mL or MPLA (10μg/mL and incubated at room temperature for 90 minutes on a rolling rocker. After incubation, 2.5 mL of blood was transferred to Paxgene Blood RNA tubes. Gene expression analysis was performed using an Agilent Bioanalyzer with the RNA6000 Nano Lab Chip. Agilent gene expression microarrays were scanned with a G2565 Microarray Scanner. Differentially expressed genes were identified.11,431 human and 4,992 sheep probes were detected above background. Among them 1,029 human and 175 sheep genes were differentially expressed at a stringency of 1.5-fold change (p 1.5-fold changes in human samples. Genes of major inflammatory mediators, such as IL-1, IL-6 and IL-8, TNF alpha, NF-kappaB, ETS2, PTGS2, PTX3, CXCL16, KYNU, and CLEC4E were similarly (>2-fold upregulated by LPS and MPLA in both species.The genomic responses of peripheral blood to LPS and MPLA in sheep are quite similar to those observed in humans, supporting the use of the ovine model for translational studies that mimic human inflammatory diseases and the study of TLR-based immunomodulators.

Public Agility and Change in a Network Environment

Directory of Open Access Journals (Sweden)

Tom van Engers

2011-03-01

Full Text Available Preparing for change is increasingly core business for governmental organizations. The networked society and the increasing connectedness of governmental organizations have as much impact on the complexity of the change process as the complexities of the corpus of law. Change is not only driven by changes in the law; changes in the organization’s environment often create a need to redesign business processes, reallocate roles and responsibilities, and reorder tasks. Moreover, preparations for change are not limited to the internal processes and systems of these organizations. Propagation of changes to network partners and redesign of network arrangements can be an enormous challenge. In the AGILE project, we develop a design method, distributed service architecture, and supporting tools that enable organizations - administrative and otherwise - to orchestrate their law-based services in a networked environment. This paper explains the Agile approach and describes some of its key principles.

The Effect of IT Integration on Supply Chain Agility Towards Market Performance (A Proposed Study

Directory of Open Access Journals (Sweden)

Shaghayegh Maleki Far

2017-06-01

Full Text Available Aim/Purpose\t: An important objective of any firm is escalation of its performance and the achievement of competitive advantages. Supply chain agility plays a prominent role to enhance the level of firm’s performance. Moreover, information technology (IT plays a foundational role in supply chain management practices. Hence, this study proposes the relationship between IT integration as the competency of IT and firm’s market performance both directly and through mediating role of supply chain agility. Background:\tMany studies have been done to date on the impact of supply chain agility on overall firm’s performance. However, the effect of an agile supply chain on firm’s market performance per se needs to be studied. Furthermore, there is a gap in the literature about the effect of IT competency such as IT integration on firm’s market performance both directly and through mediating role of supply chain agility. Recommendation for Researchers: The first direction this study gives to researchers is to consider the different factors which have significant effect on the agility of supply chain, particularly the IT related ones. The second direction is about the study on the effect of IT competencies and supply chain agility on each category of firm’s performance separately instead of considering it as a one construct. Impact on Society\t: Although this is a conceptual study, it can highlight the importance of IT competency not only in our daily life, but also in our businesses and industries. Future Research:\tThis study only proposes some relationships based on theory and literature. Future researchers can test these proposed relationships in different contexts and compare the results. Furthermore, this study proposes the relationships for large manufacturing sector in developing countries. The model could be tested for SMEs as well. In addition, the proposed theoretical model in this study might be tested in both developing as well as

Business Value Is not only Dollars : Results from Case Study Research on Agile Software Projects

NARCIS (Netherlands)

Racheva, Z.; Daneva, Maia; Sikkel, Nicolaas; Buglione, Luigi; Ali Babar, M.; Vierimaa, Matias; Oivo, Markku

Business value is a key concept in agile software development. This paper presents results of a case study on how business value and its creation is perceived in the context of agile projects. Our overall conclusion is that the project participants almost never use an explicit and structured

Highly Automated Agile Testing Process: An Industrial Case Study

Directory of Open Access Journals (Sweden)

Jarosław Berłowski

2016-09-01

Full Text Available This paper presents a description of an agile testing process in a medium size software project that is developed using Scrum. The research methods used is the case study were as follows: surveys, quantifiable project data sources and qualitative project members opinions were used for data collection. Challenges related to the testing process regarding a complex project environment and unscheduled releases were identified. Based on the obtained results, we concluded that the described approach addresses well the aforementioned issues. Therefore, recommendations were made with regard to the employed principles of agility, specifically: continuous integration, responding to change, test automation and test driven development. Furthermore, an efficient testing environment that combines a number of test frameworks (e.g. JUnit, Selenium, Jersey Test with custom-developed simulators is presented.

Analysis of Agile Practices Adoption on CMMI Organizations through a Systematic Literature Review

Directory of Open Access Journals (Sweden)

Marco Palomino

2017-11-01

Full Text Available In the recent years, the adoption of agile frameworks and methodologies in Software Development Organizations (SDO has grown up considerably. Unfortunately, the level required of formal documentation in bigger or longer software development projects is not full covered by agile practices alone; likewise, this kind of situations happen frequently in a context of CMMI organizations. The aim of this study is identify, review and analyze the most used agile practices that are being used in combination with CMMI within SDO. To accomplish this, a systematic literature review has been performed according to relevant guidelines. This study has identified multiple practices such as Daily Meeting and Product Backlog management that are being used constantly in combination with CMMI. In addition, we could identify that there are specific benefits of implementing practices from both approaches.

Impact of Business Intelligence and IT Infrastructure Flexibility on Competitive Advantage: An Organizational Agility Perspective

Science.gov (United States)

Chen, Xiaofeng

2012-01-01

There is growing use of business intelligence (BI) for better management decisions in industry. However, empirical studies on BI are still scarce in academic research. This research investigates BI from an organizational agility perspective. Organizational agility is the ability to sense and respond to market opportunities and threats with speed,…

Adaptation of an Agile Information System Development Method

NARCIS (Netherlands)

Aydin, M.N.; Harmsen, A.F.; van Hillegersberg, Jos; Stegwee, R.A.; Siau, K.

2007-01-01

Little specific research has been conducted to date on the adaptation of agile information systems development (ISD) methods. This chapter presents the work practice in dealing with the adaptation of such a method in the ISD department of one of the leading financial institutes in Europe. The

Agile manufacturing and technology transfer to industrialising countries

NARCIS (Netherlands)

Steenhuis, H.J.; de Boer, S.J.

2003-01-01

One of the requirements of agile manufacturing, the necessity to gain flexibility, can be reached by using a supplier network. A possible way to develop a supplier network is by subcontracting to parties in industrialising countries. In most cases, it is necessary to transfer technology. The

Agile Project Management with Scrum

CERN Document Server

Schwaber, Ken

2009-01-01

The rules and practices for Scrum-a simple process for managing complex projects-are few, straightforward, and easy to learn. But Scrum's simplicity itself-its lack of prescription-can be disarming, and new practitioners often find themselves reverting to old project management habits and tools and yielding lesser results. In this illuminating series of case studies, Scrum co-creator and evangelist Ken Schwaber identifies the real-world lessons-the successes and failures-culled from his years of experience coaching companies in agile project management. Through them, you'll understand how to

Analysis of Agility Performance of Supply Chain: A Case Study on Indian Automotive Manufacturer

Science.gov (United States)

Routroy, S.; Sharma, S.; Bhardwaj, A.

2018-04-01

Manufacturing companies should understand the changing customer needs and expectations, access and defend the competitive pressure, anticipate and manage the uncertain demand and supply chain risk, and implement the appropriate technology to survive and excel in today’s marketplace. Therefore, they are moving away from mass production (i.e. lean supply chain) to one based on fast-responsiveness and flexibility, capitalizing on the rapid advancement in internet technologies and factory-on-demand mode of production (i.e. agile supply chain). It is observed that manufacturing companies in India in general and automotive supply chain in specific are compelled to cultivate supply chain agility for enhancing its performance level on continuous basis and comparing its supply chain agility performance with competitors to survive and sustain in the competitive business environment. Therefore, a methodology is proposed to evaluate the supply chain agility of a manufacturing supply chain and compare its performance level with competitors using Fuzzy Analytic Hierarchy Process and Taguchi Loss Function. A case study is developed and the proposed methodology is applied to Indian automotive supply chain for explaining the salient features of it.

Mathematics, Information, and Life Sciences

Science.gov (United States)

2012-03-05

INS • Chip -scale atomic clocks • Ad hoc networks • Polymorphic networks • Agile networks • Laser communications • Frequency-agile RF systems...FY12 BAA Bionavigation (Bio) Neuromorphic Computing (Human) Multi-scale Modeling (Math) Foundations of Information Systems (Info) BRI

Agile Company Development - Looking for a new concept

DEFF Research Database (Denmark)

Andersen, Jesper Rank; Mikkelsen, Hans; Riis, Jens Ove

2004-01-01

in the managerial hierarchy. They compete for resources and managerial attention and they often take too long time – and some do not survive in the rapid changing context. Top managers ask for speed, flexibility and effectiveness. Can the ideas and principles from Agile and Lean Thinking concepts developed...

Relationship Between Jumping Ability, Agility and Sprint Performance of Elite Young Basketball Players: A Field-Test Approach

OpenAIRE

Abbas Asadi

2016-01-01

DOI: http://dx.doi.org/10.5007/1980-0037.2016v18n2p177   The purpose of this study was to determine the relationships between sprint, agility and jump performance of elite young basketball players. Sixteen elite national level young male basketball players participated in this study. The jumping ability of each player was determined using countermovement jump (CMJ), and broad long jump (BLJ). The agility T test (TT) and Illinois agility test (IAT) were assessed to determine the agilit...

Supply chain network design problem for a new market opportunity in an agile manufacturing system

Science.gov (United States)

Babazadeh, Reza; Razmi, Jafar; Ghodsi, Reza

2012-08-01

The characteristics of today's competitive environment, such as the speed with which products are designed, manufactured, and distributed, and the need for higher responsiveness and lower operational cost, are forcing companies to search for innovative ways to do business. The concept of agile manufacturing has been proposed in response to these challenges for companies. This paper copes with the strategic and tactical level decisions in agile supply chain network design. An efficient mixed-integer linear programming model that is able to consider the key characteristics of agile supply chain such as direct shipments, outsourcing, different transportation modes, discount, alliance (process and information integration) between opened facilities, and maximum waiting time of customers for deliveries is developed. In addition, in the proposed model, the capacity of facilities is determined as decision variables, which are often assumed to be fixed. Computational results illustrate that the proposed model can be applied as a power tool in agile supply chain network design as well as in the integration of strategic decisions with tactical decisions.

Developing a survey to collect expertise in agile product line requirements engineering processes

OpenAIRE

Feng, Kunwu; Lempert, Meli; Tang, Yan; Tian, Kun; Cooper, Kendra M.L.; Franch Gutiérrez, Javier

2007-01-01

Current agile methods are focused on practices of small, rapid developing and iteration, more people oriented, less documentation projects, and the use of the methods in large, product line projects are somehow difficult. UTD and GESSI have started a project to develop an expert system that can assist a requirements enginer in selecting a requirements engineering process that is well suited for their project, in particular with respect to the use of agile and product line engineering methods....

Wavelength-Agile Optical Sensor for Exhaust Plume and Cryogenic Fluid Interrogation

Science.gov (United States)

Sanders, Scott T.; Chiaverini, Martin J.; Gramer, Daniel J.

2004-01-01

Two optical sensors developed in UW-Madison labs were evaluated for their potential to characterize rocket engine exhaust plumes and liquid oxygen (LOX) fluid properties. The plume sensor is based on wavelength-agile absorption spectroscopy A device called a chirped white pulse emitter (CWPE) is used to generate the wavelength agile light, scanning, for example, 1340 - 1560 nm every microsecond. Properties of the gases in the rocket plume (for example temperature and water mole fraction) can be monitored using these wavelength scans. We have performed preliminary tests in static gas cells, a laboratory GOX/GH2 thrust chamber, and a solid-fuel hybrid thrust chamber, and these initial tests demonstrate the potential of the CWPE for monitoring rocket plumes. The LOX sensor uses an alternative to wavelength agile sensing: two independent, fixed-wavelength lasers are combined into a single fiber. One laser is absorbed by LOX and the other not: by monitoring the differential transmission the LOX concentration in cryogenic feed lines can be inferred. The sensor was successful in interrogating static LOX pools in laboratory tests. Even in ice- and bubble-laden cryogenic fluids, LOX concentrations were measured to better than 1% with a 3 microsec time constant.

Improving the Agility of the NATO Response Force (NRF)

Science.gov (United States)

2010-04-01

the MCCE and the MIH helicopter task force. As 168 Hauser and Kernic eds., 140-141. 169 NATO...agility through unified efforts. Initiatives such as the MIH helicopter task force and the Movement Coordination Centre Europe (MCCE) are positive

Gene expression profiling leads to discovery of correlation of matrix metalloproteinase 11 and heparanase 2 in breast cancer progression

International Nuclear Information System (INIS)

Fu, Junjie; Khaybullin, Ravil; Zhang, Yanping; Xia, Amy; Qi, Xin

2015-01-01

In order to identify biomarkers involved in breast cancer, gene expression profiling was conducted using human breast cancer tissues. Total RNAs were extracted from 150 clinical patient tissues covering three breast cancer subtypes (Luminal A, Luminal B, and Triple negative) as well as normal tissues. The expression profiles of a total of 50,739 genes were established from a training set of 32 samples using the Agilent Sure Print G3 Human Gene Expression Microarray technology. Data were analyzed using Agilent Gene Spring GX 12.6 software. The expression of several genes was validated using real-time RT-qPCR. Data analysis with Agilent GeneSpring GX 12.6 software showed distinct expression patterns between cancer and normal tissue samples. A group of 28 promising genes were identified with ≥ 10-fold changes of expression level and p-values < 0.05. In particular, MMP11 and HPSE2 were closely examined due to the important roles they play in cancer cell growth and migration. Real-time RT-qPCR analyses of both training and testing sets validated the gene expression profiles of MMP11 and HPSE2. Our findings identified these 2 genes as a novel breast cancer biomarker gene set, which may facilitate the diagnosis and treatment in breast cancer clinical therapies

Relationship Between Jumping Ability, Agility and Sprint Performance of Elite Young Basketball Players: A Field-Test Approach

Directory of Open Access Journals (Sweden)

Abbas Asadi

2016-05-01

Full Text Available DOI: http://dx.doi.org/10.5007/1980-0037.2016v18n2p177   The purpose of this study was to determine the relationships between sprint, agility and jump performance of elite young basketball players. Sixteen elite national level young male basketball players participated in this study. The jumping ability of each player was determined using countermovement jump (CMJ, and broad long jump (BLJ. The agility T test (TT and Illinois agility test (IAT were assessed to determine the agility, and 20-m sprint time was also measured to determine sprint performance. The results of Pearson Product Moment Correlation analysis indicated moderate correlation between training age and IAT (r = -0.57; p = 0.021. Strong correlations were found between CMJ and BLJ (r = 0.71; p = 0.002, and between TT and IAT (r = 0.70; p = 0.002. Similarly, 20-m sprint time was strong correlated with CMJ (r = -0.61; p = 0.011, BLJ (r = -0.76; p = 0.001, TT (r = 0.77; p = 0.001, and IAT (r = 0.68; p = 0.003. In addition, CMJ was strongly correlated with TT (r = -0.60; p = 0.013, and IAT (r = -0.64; p = 0.007, and also strong correlation between BLJ with TT (r = -0.85; p = 0.001 and IAT (r = -0.76; p = 0.001. The findings of the present study indicated significant correlation between sprint and agility, jumping ability and sprint performance and between jumping ability and agility performance in basketball players. Therefore, the results suggest that sprint, agility and jumping ability share common physiological and biomechanical determinants.

Strength, power, speed, and agility of women basketball players according to playing position.

Science.gov (United States)

Delextrat, Anne; Cohen, Daniel

2009-10-01

The aim of the present study was to investigate the effect of playing position on strength, power, speed, and agility performances of women basketball players. Thirty subjects playing at national level participated in this study. They were divided into 3 groups according to playing position: guards (positions 1 and 2), forwards (positions 3 and 4), and centers (position 5). Each subject performed 8 tests presented in a random order: The 30-second Wingate Anaerobic test (WAnT), isokinetic testing of the knee extensors, 2 types of jump tests, a 20-m sprint, the agility T-test, a suicide run, and a basketball chest pass. Statistical differences between playing positions were assessed using a 1-way analysis of variance (ANOVA) and Scheffe post hoc analyses. Results showed that guards performed significantly better than centers for the relative peak and mean power achieved during the WAnT (+13% and +16.9%, respectively), relative peak torque of knee extensors (+19.5%), single-leg jump (+21.8), suicide run (+7.5%), and agility T-test (+6.4%, p training must be undertaken according to playing position. The ability to perform the suicide run, the single-leg jump, and the different movements involved in the agility T-test must be developed in guards. In contrast, speed over short distances and strength development of lower body and upper body should be performed by all playing positions.

Model Comparison Exercise Circuit Training Game and Circuit Ladder Drills to Improve Agility and Speed

Directory of Open Access Journals (Sweden)

Susilaturochman Hendrawan Koestanto

2017-11-01

Full Text Available The purpose of this study was to compare: (1 the effect of circuit training game and circuit ladder drill for the agility; (2 the effect of circuit training game and circuit ladder drill on speed; (3 the difference effect of circuit training game and circuit ladder drill for the speed (4 the difference effect of circuit training game and circuit ladder drill on agility. The type of this research was quantitative with quasi-experimental methods. The design of this research was Factorial Design, with analysing data using ANOVA. The process of data collection was done by using 30 meters sprint speed test and shuttle run test during the pretest and posttest. Furthermore, the data was analyzed by using SPSS 22.0 series. Result: The circuit training game exercise program and circuit ladder drill were significant to increase agility and speed (sig 0.000 < α = 0.005 Group I, II, III had significant differences (sig 0.000 < α = 0.005. The mean of increase in speed of group I = 0.20 seconds, group II = 0.31 seconds, and group III = 0.11 seconds. The average increase agility to group I = 0.34 seconds group II = 0.60 seconds, group III = 0.13 seconds. Based on the analysis above, it could be concluded that there was an increase in the speed and agility of each group after being given a training.

Estimation and Control in Agile Methods for Software Development: a Case Study

Directory of Open Access Journals (Sweden)

Mitre-Hernández Hugo A.

2014-07-01

Full Text Available The development of software (SW using agile methods is growing due to the productivity associated with these methodologies, in addition to the flexibility shown in small teams. However, these methods have clear weaknesses of software development in cost estimation and management, as well as the fact that project managers do not have enough evidence to verify the budget spending on a project due to the poor documentation generated and the lack of monitoring of resource spending. A proposal estimation and cost control in agile methods to solve these shortcomings. To this end, a case study was conducted in an agile software development company using the proposal for Software as a Service (SaaS and Web application projects. The results found were that the proposal generates a high degree of evidence for project managers, but it has shortcomings in the administration of the evidence for the control and decision making, which led to a definition of a decision making process to be coupled with the measurement proposal.

Flip chip assembly of thinned chips for hybrid pixel detector applications

CERN Document Server

Fritzsch, T; Woehrmann, M; Rothermund, M; Huegging, F; Ehrmann, O; Oppermann, H; Lang, K.D

2014-01-01

There is a steady trend to ultra-thin microelectronic devices. Especially for future particle detector systems a reduced readout chip thickness is required to limit the loss of tracking precision due to scattering. The reduction of silicon thickness is performed at wafer level in a two-step thinning process. To minimize the risk of wafer breakage the thinned wafer needs to be handled by a carrier during the whole process chain of wafer bumping. Another key process is the flip chip assembly of thinned readout chips onto thin sensor tiles. Besides the prevention of silicon breakage the minimization of chip warpage is one additional task for a high yield and reliable flip chip process. A new technology using glass carrier wafer will be described in detail. The main advantage of this technology is the combination of a carrier support during wafer processing and the chip support during flip chip assembly. For that a glass wafer is glue-bonded onto the backside of the thinned readout chip wafer. After the bump depo...

Determine the Level of Maturity of Organization and Organizational Agility in Industrial Companies (Case of Study: Fakour Industrial Company)

OpenAIRE

Reza Radmehr; Ali Attafar; Ali Shaemi Barzoki

2013-01-01

Today the complexity, instability and unpredictability of environment changes have affected organizations. Managers are trying to design organizations which is a short time would be flexible. These new conditions need organizations to have significant agility to continue their existence and development. Organizational agility would become legal on the basis of organizational maturity. The main purpose of this study is determining the degree of organizational agility and organizational maturit...

Thigh muscle activity, knee motion, and impact force during side-step pivoting in agility-trained female basketball players.

Science.gov (United States)

Wilderman, Danielle R; Ross, Scott E; Padua, Darin A

2009-01-01

Improving neuromuscular control of hamstrings muscles might have implications for decreasing anterior cruciate ligament injuries in females. To examine the effects of a 6-week agility training program on quadriceps and hamstrings muscle activation, knee flexion angles, and peak vertical ground reaction force. Prospective, randomized clinical research trial. Sports medicine research laboratory. Thirty female intramural basketball players with no history of knee injury (age = 21.07 +/- 2.82 years, height = 171.27 +/- 4.66 cm, mass = 66.36 +/- 7.41 kg). Participants were assigned to an agility training group or a control group that did not participate in agility training. Participants in the agility training group trained 4 times per week for 6 weeks. We used surface electromyography to assess muscle activation for the rectus femoris, vastus medialis oblique, medial hamstrings, and lateral hamstrings for 50 milliseconds before initial ground contact and while the foot was in contact with the ground during a side-step pivot maneuver. Knee flexion angles (at initial ground contact, maximum knee flexion, knee flexion displacement) and peak vertical ground reaction force also were assessed during this maneuver. Participants in the training group increased medial hamstrings activation during ground contact after the 6-week agility training program. Both groups decreased their vastus medialis oblique muscle activation during ground contact. Knee flexion angles and peak vertical ground reaction force did not change for either group. Agility training improved medial hamstrings activity in female intramural basketball players during a side-step pivot maneuver. Agility training that improves hamstrings activity might have implications for reducing anterior cruciate ligament sprain injury associated with side-step pivots.

The Impact of IT Management Processes on Enterprise Agility

NARCIS (Netherlands)

Maik Verbaan; Gilbert Gilbert Silvius

2012-01-01

In dynamic business environments, the ability to adapt is highly important for organizations in order to best their competition. This is necessary because throughout the years of doing business, organizations have experienced but one constant factor: change. The concept of enterprise agility is

On-chip concentration of bacteria using a 3D dielectrophoretic chip and subsequent laser-based DNA extraction in the same chip

International Nuclear Information System (INIS)

Cho, Yoon-Kyoung; Kim, Tae-hyeong; Lee, Jeong-Gun

2010-01-01

We report the on-chip concentration of bacteria using a dielectrophoretic (DEP) chip with 3D electrodes and subsequent laser-based DNA extraction in the same chip. The DEP chip has a set of interdigitated Au post electrodes with 50 µm height to generate a network of non-uniform electric fields for the efficient trapping by DEP. The metal post array was fabricated by photolithography and subsequent Ni and Au electroplating. Three model bacteria samples (Escherichia coli, Staphylococcus epidermidis, Streptococcus mutans) were tested and over 80-fold concentrations were achieved within 2 min. Subsequently, on-chip DNA extraction from the concentrated bacteria in the 3D DEP chip was performed by laser irradiation using the laser-irradiated magnetic bead system (LIMBS) in the same chip. The extracted DNA was analyzed with silicon chip-based real-time polymerase chain reaction (PCR). The total process of on-chip bacteria concentration and the subsequent DNA extraction can be completed within 10 min including the manual operation time.

A fuzzy MCDM framework based on fuzzy measure and fuzzy integral for agile supplier evaluation

Science.gov (United States)

Dursun, Mehtap

2017-06-01

Supply chains need to be agile in order to response quickly to the changes in today's competitive environment. The success of an agile supply chain depends on the firm's ability to select the most appropriate suppliers. This study proposes a multi-criteria decision making technique for conducting an analysis based on multi-level hierarchical structure and fuzzy logic for the evaluation of agile suppliers. The ideal and anti-ideal solutions are taken into consideration simultaneously in the developed approach. The proposed decision approach enables the decision-makers to use linguistic terms, and thus, reduce their cognitive burden in the evaluation process. Furthermore, a hierarchy of evaluation criteria and their related sub-criteria is employed in the presented approach in order to conduct a more effective analysis.

Security Testing in Agile Web Application Development - A Case Study Using the EAST Methodology

CERN Document Server

Erdogan, Gencer

2010-01-01

There is a need for improved security testing methodologies specialized for Web applications and their agile development environment. The number of web application vulnerabilities is drastically increasing, while security testing tends to be given a low priority. In this paper, we analyze and compare Agile Security Testing with two other common methodologies for Web application security testing, and then present an extension of this methodology. We present a case study showing how our Extended Agile Security Testing (EAST) performs compared to a more ad hoc approach used within an organization. Our working hypothesis is that the detection of vulnerabilities in Web applications will be significantly more efficient when using a structured security testing methodology specialized for Web applications, compared to existing ad hoc ways of performing security tests. Our results show a clear indication that our hypothesis is on the right track.

Error correcting code with chip kill capability and power saving enhancement

Energy Technology Data Exchange (ETDEWEB)

Gara, Alan G [Mount Kisco, NY; Chen, Dong [Croton On Husdon, NY; Coteus, Paul W [Yorktown Heights, NY; Flynn, William T [Rochester, MN; Marcella, James A [Rochester, MN; Takken, Todd [Brewster, NY; Trager, Barry M [Yorktown Heights, NY; Winograd, Shmuel [Scarsdale, NY

2011-08-30

A method and system are disclosed for detecting memory chip failure in a computer memory system. The method comprises the steps of accessing user data from a set of user data chips, and testing the user data for errors using data from a set of system data chips. This testing is done by generating a sequence of check symbols from the user data, grouping the user data into a sequence of data symbols, and computing a specified sequence of syndromes. If all the syndromes are zero, the user data has no errors. If one of the syndromes is non-zero, then a set of discriminator expressions are computed, and used to determine whether a single or double symbol error has occurred. In the preferred embodiment, less than two full system data chips are used for testing and correcting the user data.

Influence of white spot syndrome virus infection on hepatopancreas gene expression of `Huanghai No. 2' shrimp ( Fenneropenaeus chinensis)

Science.gov (United States)

Meng, Xianhong; Shi, Xiaoli; Kong, Jie; Luan, Sheng; Luo, Kun; Cao, Baoxiang; Liu, Ning; Lu, Xia; Li, Xupeng; Deng, Kangyu; Cao, Jiawang; Zhang, Yingxue; Zhang, Hengheng

2017-10-01

To elucidate the molecular response of shrimp hepatopancreas to white spot syndrome virus (WSSV) infection, microarray was applied to investigate the differentially expressed genes in the hepatopancreas of `Huanghai No. 2' ( Fenneropenaeus chinensis). A total of 59137 unigenes were designed onto a custom-made 60K Agilent chip. After infection, the gene expression profiles in the hepatopancreas of the shrimp with a lower viral load at early (48-96 h), peak (168-192 h) and late (264-288 h) infection phases were analyzed. Of 18704 differentially expressed genes, 6412 were annotated. In total, 5453 differentially expressed genes (1916 annotated) expressed at all three phases, and most of the annotated were either up- or down-regulated continuously. These genes function diversely in, for example, immune response, cytoskeletal system, signal transduction, stress resistance, protein synthesis and processing, metabolism among others. Some of the immune-related genes, including antilipopolysaccharide factor, Kazal-type proteinase inhibitor, C-type lectin and serine protease encoding genes, were up-regulated after WSSV infection. These genes have been reported to be involved in the anti-WSSV responses. The expression of genes related to the cytoskeletal system, including β-actin and myosin but without tubulin genes, were down-regulated after WSSV infection. Astakine was found for the first time in the WSSV-infected F. chinensis. To further confirm the expression of differentially expressed genes, quantitative real-time PCR was performed to test the expression of eight randomly selected genes and verified the reliability and accuracy of the microarray expression analysis. The data will provide valuable information to understanding the immune mechanism of shrimp's response to WSSV.

Adaptive Global Innovative Learning Environment for Glioblastoma: GBM AGILE.

Science.gov (United States)

Alexander, Brian M; Ba, Sujuan; Berger, Mitchel S; Berry, Donald A; Cavenee, Webster K; Chang, Susan M; Cloughesy, Timothy F; Jiang, Tao; Khasraw, Mustafa; Li, Wenbin; Mittman, Robert; Poste, George H; Wen, Patrick Y; Yung, W K Alfred; Barker, Anna D

2018-02-15

Glioblastoma (GBM) is a deadly disease with few effective therapies. Although much has been learned about the molecular characteristics of the disease, this knowledge has not been translated into clinical improvements for patients. At the same time, many new therapies are being developed. Many of these therapies have potential biomarkers to identify responders. The result is an enormous amount of testable clinical questions that must be answered efficiently. The GBM Adaptive Global Innovative Learning Environment (GBM AGILE) is a novel, multi-arm, platform trial designed to address these challenges. It is the result of the collective work of over 130 oncologists, statisticians, pathologists, neurosurgeons, imagers, and translational and basic scientists from around the world. GBM AGILE is composed of two stages. The first stage is a Bayesian adaptively randomized screening stage to identify effective therapies based on impact on overall survival compared with a common control. This stage also finds the population in which the therapy shows the most promise based on clinical indication and biomarker status. Highly effective therapies transition in an inferentially seamless manner in the identified population to a second confirmatory stage. The second stage uses fixed randomization to confirm the findings from the first stage to support registration. Therapeutic arms with biomarkers may be added to the trial over time, while others complete testing. The design of GBM AGILE enables rapid clinical testing of new therapies and biomarkers to speed highly effective therapies to clinical practice. Clin Cancer Res; 24(4); 737-43. ©2017 AACR . ©2017 American Association for Cancer Research.

Developing a Model for Agile Supply: an Empirical Study from Iranian Pharmaceutical Supply Chain

OpenAIRE

Rajabzadeh Ghatari, Ali; Mehralian, Gholamhossein; Zarenezhad, Forouzandeh; Rasekh, Hamid Reza

2013-01-01

Agility is the fundamental characteristic of a supply chain needed for survival in turbulent markets, where environmental forces create additional uncertainty resulting in higher risk in the supply chain management. In addition, agility helps providing the right product, at the right time to the consumer. The main goal of this research is therefore to promote supplier selection in pharmaceutical industry according to the formative basic factors. Moreover, this paper can configure its supply n...

Frequency-agile terahertz-wave parametric oscillator in a ring-cavity configuration.

Science.gov (United States)

Minamide, Hiroaki; Ikari, Tomofumi; Ito, Hiromasa

2009-12-01

We demonstrate a frequency-agile terahertz wave parametric oscillator (TPO) in a ring-cavity configuration (ring-TPO). The TPO consists of three mirrors and a MgO:LiNbO(3) crystal under noncollinear phase-matching conditions. A novel, fast frequency-tuning method was realized by controlling a mirror of the three-mirror ring cavity. The wide tuning range between 0.93 and 2.7 THz was accomplished. For first demonstration using the ring-TPO, terahertz spectroscopy was performed as the verification of the frequency-agile performance, measuring the transmission spectrum of the monosaccharide glucose. The spectrum was obtained within about 8 s in good comparison to those of Fourier transform infrared spectrometer.

U-CrAc Flexible Interior Doctrine, Agile Learning Environments

DEFF Research Database (Denmark)

Poulsen, Søren Bolvig; Rosenstand, Claus Andreas Foss

2012-01-01

The research domain of this article is flexible learning environment for immediate use. The research question is: How can the learning environment support an agile learning process? The research contribution of this article is a flexible interior doctrine. The research method is action research...

The Impact of Load Carriage on Measures of Power and Agility in Tactical Occupations: A Critical Review.

Science.gov (United States)

Joseph, Aaron; Wiley, Amy; Orr, Robin; Schram, Benjamin; Dawes, J Jay

2018-01-07

The current literature suggests that load carriage can impact on a tactical officer's mobility, and that survival in the field may rely on the officer's mobility. The ability for humans to generate power and agility is critical for performance of the high-intensity movements required in the field of duty. The aims of this review were to critically examine the literature investigating the impacts of load carriage on measures of power and agility and to synthesize the findings. The authors completed a search of the literature using key search terms in four databases. After relevant studies were located using strict inclusion and exclusion criteria, the studies were critically appraised using the Downs and Black Checklist and relevant data were extracted and tabled. Fourteen studies were deemed relevant for this review, ranging in percentage quality scores from 42.85% to 71.43%. Outcome measures used in these studies to indicate levels of power and agility included short-distance sprints, vertical jumps, and agility runs, among others. Performance of both power and agility was shown to decrease when tactical load was added to the participants. This suggests that the increase in weight carried by tactical officers may put this population at risk of injury or fatality in the line of duty.

The Impact of Load Carriage on Measures of Power and Agility in Tactical Occupations: A Critical Review

Directory of Open Access Journals (Sweden)

Aaron Joseph

2018-01-01

Full Text Available The current literature suggests that load carriage can impact on a tactical officer’s mobility, and that survival in the field may rely on the officer’s mobility. The ability for humans to generate power and agility is critical for performance of the high-intensity movements required in the field of duty. The aims of this review were to critically examine the literature investigating the impacts of load carriage on measures of power and agility and to synthesize the findings. The authors completed a search of the literature using key search terms in four databases. After relevant studies were located using strict inclusion and exclusion criteria, the studies were critically appraised using the Downs and Black Checklist and relevant data were extracted and tabled. Fourteen studies were deemed relevant for this review, ranging in percentage quality scores from 42.85% to 71.43%. Outcome measures used in these studies to indicate levels of power and agility included short-distance sprints, vertical jumps, and agility runs, among others. Performance of both power and agility was shown to decrease when tactical load was added to the participants. This suggests that the increase in weight carried by tactical officers may put this population at risk of injury or fatality in the line of duty.

Chips 2020

CERN Document Server

2016-01-01

The release of this second volume of CHIPS 2020 coincides with the 50th anniversary of Moore’s Law, a critical year marked by the end of the nanometer roadmap and by a significantly reduced annual rise in chip performance. At the same time, we are witnessing a data explosion in the Internet, which is consuming 40% more electrical power every year, leading to fears of a major blackout of the Internet by 2020. The messages of the first CHIPS 2020, published in 2012, concerned the realization of quantum steps for improving the energy efficiency of all chip functions. With this second volume, we review these messages and amplify upon the most promising directions: ultra-low-voltage electronics, nanoscale monolithic 3D integration, relevant-data, brain- and human-vision-inspired processing, and energy harvesting for chip autonomy. The team of authors, enlarged by more world leaders in low-power, monolithic 3D, video, and Silicon brains, presents new vistas in nanoelectronics, promising  Moore-like exponential g...

Biological Inspiration for Agile Autonomous Air Vehicles

Science.gov (United States)

2007-11-01

half of one wing, bees with legs packed with pollen , butterflies or moths with torn and frayed wings likewise are capable of apparently normal flight...technologies. To appreciate this, consider a not unreasonable extension of a wide area autonomous search (WAAS) munition operational scenario. Here...detect and destroy missile launchers that are operating in the back alleys of an urban areas or search Evers, J.H. (2007) Biological Inspiration for Agile

Towards Agile Ontology Maintenance

Science.gov (United States)

Luczak-Rösch, Markus

Ontologies are an appropriate means to represent knowledge on the Web. Research on ontology engineering reached practices for an integrative lifecycle support. However, a broader success of ontologies in Web-based information systems remains unreached while the more lightweight semantic approaches are rather successful. We assume, paired with the emerging trend of services and microservices on the Web, new dynamic scenarios gain momentum in which a shared knowledge base is made available to several dynamically changing services with disparate requirements. Our work envisions a step towards such a dynamic scenario in which an ontology adapts to the requirements of the accessing services and applications as well as the user's needs in an agile way and reduces the experts' involvement in ontology maintenance processes.

Agile & Distributed Project Management

DEFF Research Database (Denmark)

Pries-Heje, Jan; Pries-Heje, Lene

2011-01-01

Scrum has gained surprising momentum as an agile IS project management approach. An obvious question is why Scrum is so useful? To answer that question we carried out a longitudinal study of a distributed project using Scrum. We analyzed the data using coding and categorisation and three carefully...... selected theoretical frameworks. Our conclusion in this paper is that Scrum is so useful because it provides effective communication in the form of boundary objects and boundary spanners, it provides effective social integration by building up social team capital, and it provides much needed control...... and coordination mechanisms by allowing both local and global articulation of work in the project. That is why Scrum is especially useful for distributed IS project management and teamwork....

Effectiveness of Modified Agility and Perturbation Training in Patients with Osteoarthritis Knee: A Case Control Study

Directory of Open Access Journals (Sweden)

Nikhil Choudhary

2013-04-01

Full Text Available Objectives: To check and compare the effectiveness of modified agility and perturbation training over conventional physical therapy in patients with knee osteoarthritis. Methods: Subjects were screened on the basis of inclusion and exclusion criteria and a total of 50 subjects were recruited for the study. They were randomly divided into Group A and group B with n=25 each. Results: Group receiving conventional knee exercises with modified agility and perturbation training showed statistically significant results. Discussion: It was found that supplementing rehabilitation programs for people with knee OA with a modified agility and perturbation training program assist them in returning to higher levels of physical activity with less pain and instability following rehabilitation.

Effect of core strength training on dynamic balance and agility in adolescent badminton players.

Science.gov (United States)

Ozmen, Tarik; Aydogmus, Mert

2016-07-01

The aim of the present study was to investigate effect of core strength training (CST) on core endurance, dynamic balance and agility in adolescent badminton players. Twenty adolescent (age = 10.8 ± 0.3 years; height = 140.6 ± 4.4 cm, weight = 33.9 ± 5.8 kg) badminton players were randomly divided into two groups as training group (TG) and control (CG) group. All subjects were evaluated with Star Excursion Balance Test (SEBT), Illinois Agility Test, and the core endurance tests. The TG completed CST twice a week, for 6 weeks. There were significant increases in (p  0.05). The CST resulted in significant gains in directions of the SEBT and core endurances in adolescent badminton players, but not in agility. Copyright © 2015 Elsevier Ltd. All rights reserved.

Business-driven IT-wide agile (Scrum) and Kanban (lean) implementation an action guide for business and IT leaders

CERN Document Server

Pham, Andrew Thu

2012-01-01

Business-Driven IT-Wide Agile (Scrum) and Kanban (Lean) Implementation: An Action Guide for Business and IT Leaders explains how to increase IT delivery capabilities through the use of Agile and Kanban. Factoring in constant change, communication, a sense of urgency, clear and measurable goals, political realities, and infrastructure needs, it covers all the ingredients required for success. Using real-world examples, this practical guide illustrates how to implement Agile and Kanban in software project management and development across the entire IT department. To make things easier for busy

THE STATUS OF STUDENTS OF THE FACULTY OF PHYSICAL EDUCATION AND SPORTS IN COMPARISON WITH STANDARD PARAMETERS OF THE ILLINOIS AGILITY TEST

OpenAIRE

Malsor Gjonbalaj; Ilir Gllareva; Bahri Gjinovci; Florian Miftari

2015-01-01

The aim of this study is to verify the current agility status of students of the Faculty of Physical Education and Sports of the University of Prishtina. Also, another aim was to compare results of the students with the international norms of the standard agility test. In this study were included 92 students of FPES. The agility tests were done based on the Illinois Agility Test as a standard test. The methods used to analyse the data obtained from the research, are standard methods, basic st...

Preparing your Offshore Organization for Agility: Experiences in India

Science.gov (United States)

Srinivasan, Jayakanth

Two strategies that have significantly changed the way we conventionally think about managing software development and sustainment are the family of development approaches collectively referred to as agile methods, and the distribution of development efforts on a global scale. When you combine the two strategies, organizations have to address not only the technical challenges that arise from introducing new ways of working, but more importantly have to manage the 'soft' factors that if ignored lead to hard challenges. Using two case studies of distributed agile software development in India we illustrate the areas that organizations need to be aware of when transitioning work to India. The key issues that we emphasize are the need to recruit and retain personnel; the importance of teaching, mentoring and coaching; the need to manage customer expectations; the criticality of well-articulated senior leadership vision and commitment; and the reality of operating in a heterogeneous process environment.

A review of the Technologies Enabling Agile Manufacturing program

Energy Technology Data Exchange (ETDEWEB)

Gray, W.H.; Neal, R.E.; Cobb, C.K.

1996-10-01

Addressing a technical plan developed in consideration with major US manufacturers, software and hardware providers, and government representatives, the Technologies Enabling Agile Manufacturing (TEAM) program is leveraging the expertise and resources of industry, universities, and federal agencies to develop, integrate, and deploy leap-ahead manufacturing technologies. One of the TEAM program`s goals is to transition products from design to production faster, more efficiently, and at less cost. TEAM`s technology development strategy also provides all participants with early experience in establishing and working within an electronic enterprise that includes access to high-speed networks and high-performance computing and storage systems. The TEAM program uses the cross-cutting tools it collects, develops, and integrates to demonstrate and deploy agile manufacturing capabilities for three high-priority processes identified by industry: material removal, sheet metal forming, electro-mechanical assembly. This paper reviews the current status of the TEAM program with emphasis upon TEAM`s information infrastructure.

Agile Data Management with the Global Change Information System

Science.gov (United States)

Duggan, B.; Aulenbach, S.; Tilmes, C.; Goldstein, J.

2013-12-01

We describe experiences applying agile software development techniques to the realm of data management during the development of the Global Change Information System (GCIS), a web service and API for authoritative global change information under development by the US Global Change Research Program. Some of the challenges during system design and implementation have been : (1) balancing the need for a rigorous mechanism for ensuring information quality with the realities of large data sets whose contents are often in flux, (2) utilizing existing data to inform decisions about the scope and nature of new data, and (3) continuously incorporating new knowledge and concepts into a relational data model. The workflow for managing the content of the system has much in common with the development of the system itself. We examine various aspects of agile software development and discuss whether or how we have been able to use them for data curation as well as software development.

Using Cross-Eye Techniques to Counter Radio Frequency Agile Monopulse Processing

National Research Council Canada - National Science Library

Meyer, Gregory

1997-01-01

... while preserving the necessary phase interferometric effects at the threat radar location. Existing retrodirective cross-eye techniques are inadequate to counter the RF agile threat due to propagation delays...

SU-E-T-149: Electron Beam Profile Differences Between Elekta MLCi2 and Elekta Agility Treatment Heads

Energy Technology Data Exchange (ETDEWEB)

Wu, C [Sutter Medical Foundation, Roseville, CA 95661 (United States); Hatcher, C [Sutter Shared Services S3, Sacramento, CA (United States)

2014-06-01

Purpose: To report and investigate observed differences in electron beam profiles at various energies/applicators between Elekta MLCi2 and Agility treatment head on Elekta Infinity LINAC Methods: When we upgraded from MLCi2 to Agility on one of our Elekta Infinity LINAC's, electron beam PDDs and profiles were acquired for comparison purpose. All clinical electron energies (6/9/12/15/12/18 MeV) and electron applicators (6/10/14/20/25 square) were included in measurement. PDDs were acquired at 100 SSD in water (PTW MP3 water tank) with a plane-parallel ion chamber (PTW Roos). X and Y Profiles were acquired using IC Profiler (Sun Nuclear Corp.) at 1cm and maximum PDD depths (water equivalent). Results: All PDD curves match very well between MLCi2 and Agility treatment head. However, some significant differences on electron profiles were found. On Agility, even after increasing the default auto-tracking offset values for backup diaphragms in Y and MLC in X by 2.8 cm (the maximum allowed change is 3.0 cm), electron profiles still have rounder shoulders comparing to corresponding MLCi2 profiles. This difference is significantly more pronounced at larger applicators (20 and 25 square), for all electron energies. Conclusion: The significant design change between MLCi2 and Agility beam limiting device seems to affect exit electron beam profiles. In IEC1217 X direction, the main change on Agility is the removal of the original MLCi2 X backup diaphragms and replacing it with MLC leaves; In Y direction, the main change is the radius and materials on Y backup diaphragms.

Can Previewing Sport-Specific Video Influence Reactive-Agility Response Time?

Science.gov (United States)

Holding, Ryan; Meir, Rudi; Zhou, Shi

2017-02-01

The purpose of this study was to examine whether a video-based warm-up could provide an acute performance benefit to response time for athletes in a sport-specific agility task. In addition, 2 learning strategies, explicit and implicit, were compared for their effectiveness in facilitating an improvement in sport-specific agility. Thirty representative male junior rugby union players (age 14-16 y, mean age 14.6 ± 1.09 y) were placed in 3 experimental groups (explicit, implicit, and control) and completed 2 intervention sessions. Testing sessions included preintervention testing, completion of the video-based warm-up intervention, and postintervention testing. A 3D motion-analysis system was used to assess response time in the testing battery. The athletes' response times on the pre- to postintervention tests were compared to determine the effectiveness of the video-based warm-up. A 2-way general linear model with repeated-measures analysis indicated that both the explicit (P = .030, d = 0.28) and implicit (P = .049, d = 0.33) groups significantly improved their response time by the intervention compared with the control group (P = .367, d = 0.08). The mean postintervention response time for the explicit group improved by 19.1% (from 0.246 s pre to 0.199 s post), and the implicit group improved by 15.7% (from 0.268 s to 0.226 s). Findings suggest that a video-based warm-up may provide an acute benefit to sport-specific agility performance for junior athletes.

The Reliability of a Functional Agility Test for Water Polo

Directory of Open Access Journals (Sweden)

Tucher Guilherme

2014-07-01

Full Text Available Few functional agility tests for water polo take into consideration its specific characteristics. The preliminary objective of this study was to evaluate the reliability of an agility test for water polo players. Fifteen players (16.3 ± 1.8 years old with a minimum of two years of competitive experience were evaluated. A Functional Test for Agility Performance (FTAP was designed to represent the context of this sport. Several trials were performed to familiarize the athlete with the movement. Two experienced coaches measured three repetitions of the FTAP. Descriptive statistics, repeated measures analysis of variance (ANOVA, 95% limit of agreement (LOA, intraclass correlation coefficient (ICC and standard error of measurements (SEM were used for data analysis. It was considered that certain criteria of reliability measures were met. There was no significant difference between the repetitions, which may be explained by an effect of the evaluator, the ability of the players or fatigue (p > 0.05. The ICC average from evaluators was high (0.88. The SEM varied between 0.13 s and 0.49 s. The CV average considering each individual was near 6-7%. These values depended on the condition of measurement. As the FTAP contains some characteristics that create a degree of unpredictability, the same athlete may reach different performance results, increasing variability. An adjustment in the sample, familiarization and careful selection of subjects help to improve this situation and enhance the reliability of the indicators.

Price of forest chips decreasing

International Nuclear Information System (INIS)

Hakkila, P.

2001-01-01

Use of forest chips was studied in 1999 in the national Puuenergia (Wood Energy) research program. Wood combusting heating plants were questioned about are the main reasons restricting the increment of the use of forest chips. Heating plants, which did not use forest chips at all or which used less than 250 m 3 (625 bulk- m 3 ) in 1999 were excluded. The main restrictions for additional use of forest chips were: too high price of forest chips; lack of suppliers and/or uncertainty of deliveries; technical problems of reception and processing of forest chips; insufficiency of boiler output especially in winter; and unsatisfactory quality of chips. The price of forest chips becomes relatively high because wood biomass used for production of forest chips has to be collected from wide area. Heavy equipment has to be used even though small fragments of wood are processed, which increases the price of chips. It is essential for forest chips that the costs can be pressed down because competition with fossil fuels, peat and industrial wood residues is hard. Low market price leads to the situation in which forest owner gets no price of the raw material, the entrepreneurs operate at the limit of profitability and renovation of machinery is difficult, and forest chips suppliers have to sell the chips at prime costs. Price of forest chips has decreased significantly during the past decade. Nominal price of forest chips is now lower than two decades ago. The real price of chips has decreased even more than the nominal price, 35% during the past decade and 20% during the last five years. Chips, made of small diameter wood, are expensive because the price includes the felling costs and harvesting is carried out at thinning lots. Price is especially high if chips are made of delimbed small diameter wood due to increased the work and reduced amount of chips. The price of logging residue chips is most profitable because cutting does not cause additional costs. Recovery of chips is

Impact of Agile Software Development Model on Software Maintainability

Science.gov (United States)

Gawali, Ajay R.

2012-01-01

Software maintenance and support costs account for up to 60% of the overall software life cycle cost and often burdens tightly budgeted information technology (IT) organizations. Agile software development approach delivers business value early, but implications on software maintainability are still unknown. The purpose of this quantitative study…

Developing an Interpretive Structural Modeling(ISM in order to Achieve Agility via Information Technology in Manufacturing Organization

Directory of Open Access Journals (Sweden)

Ali Mohammadi

2012-12-01

Full Text Available Agility is considered the ability to respond quickly to changes and a major factor for success and survival in today's business. The purpose of this research is to offer a conceptual model using Interpretive Structural Modeling(ISM. To this end after reviewing literature and theoretical background, the indices related to achieving agility via information technology (IT have been identified and then the Interpretive Structural Model in four levels has been represented. Findings show that tendency and commitment of top managers, organizational climate and strategic planning alignment with information technology planning is the major factors affecting agility achievement via information technology (IT.

Development of an Agility Test for Badminton Players and Assessment of Its Validity and Test-Retest Reliability.

Science.gov (United States)

Loureiro, Luiz de França Bahia; de Freitas, Paulo Barbosa

2016-04-01

Badminton requires open and fast actions toward the shuttlecock, but there is no specific agility test for badminton players with specific movements. To develop an agility test that simultaneously assesses perception and motor capacity and examine the test's concurrent and construct validity and its test-retest reliability. The Badcamp agility test consists of running as fast as possible to 6 targets placed on the corners and middle points of a rectangular area (5.6 × 4.2 m) from the start position located in the center of it, following visual stimuli presented in a luminous panel. The authors recruited 43 badminton players (17-32 y old) to evaluate concurrent (with shuttle-run agility test--SRAT) and construct validity and test-retest reliability. Results revealed that Badcamp presents concurrent and construct validity, as its performance is strongly related to SRAT (ρ = 0.83, P < .001), with performance of experts being better than nonexpert players (P < .01). In addition, Badcamp is reliable, as no difference (P = .07) and a high intraclass correlation (ICC = .93) were found in the performance of the players on 2 different occasions. The findings indicate that Badcamp is an effective, valid, and reliable tool to measure agility, allowing coaches and athletic trainers to evaluate players' athletic condition and training effectiveness and possibly detect talented individuals in this sport.

Værktøjskasse til Agil Stage-Gate®: Ny model for udviklingsprojekter i mellemstore virksomheder

DEFF Research Database (Denmark)

Vedsmand, Tomas; Edwards, Kasper; Hvidt, Nicoline

Denne værktøjskasse er et tillæg for guiden Agil Stage-Gate: Ny model for udviklingsprojekter i mellemstore virksomheder. (http://dx.doi.org/10.11581/DTU:00000028)......Denne værktøjskasse er et tillæg for guiden Agil Stage-Gate: Ny model for udviklingsprojekter i mellemstore virksomheder. (http://dx.doi.org/10.11581/DTU:00000028)...

Frequency-agile antennas for wireless communications

CERN Document Server

Petosa, Aldo

2013-01-01

Mobile data subscriptions are expected to more than double and mobile wireless traffic to increase by more than tenfold over the next few years. Proliferation of smart phones, tablets, and other portable devices are placing greater demands for services such as web browsing, global positioning, video streaming, and video telephony. Many of the proposed solutions to deal with these demands will have a significant impact on antenna designs. Antennas with frequency agility are considered a promising technology to help implement these new solutions.This book provides readers with a sense of the cap

The Complementary Relationship between Organizational Architecture and Organizational Agility An Empirical Study in Mobile Carriers of Erbil – Iraq

Directory of Open Access Journals (Sweden)

Laith Ali Yousif Al-Hakim

2017-02-01

Full Text Available The present research aims to investigate the relationship between organizational architecture and organizational agility in the mobile carriers of Erbil in Iraq. A questionnaire was conducted on mobile companies based on a random sampling technique. The results show there is a statistically significance and positive relation between organizational architecture and organizational agility. The results also indicated that organizational architecture has a statistically significant and direct positive effect on organizational agility. Finally, the researchers draw an overall conclusion from the research as a whole.

STUDY OF CHIP IGNITION AND CHIP MORPHOLOGY AFTER MILLING OF MAGNESIUM ALLOYS

Directory of Open Access Journals (Sweden)

Ireneusz Zagórski

2016-12-01

Full Text Available The paper analyses the impact of specified technological parameters of milling (vc, fz, ap on time to ignition. Stages leading to chip ignition were analysed. Metallographic images of magnesium chip were presented. No significant difference was observed in time to ignition in different chip fractions. Moreover, the surface of chips was free of products of ignition and signs of strong oxidation.

The Advances, Challenges and Future Possibilities of Millimeter-Wave Chip-to-Chip Interconnections for Multi-Chip Systems

Directory of Open Access Journals (Sweden)

Amlan Ganguly

2018-02-01

Full Text Available With aggressive scaling of device geometries, density of manufacturing faults is expected to increase. Therefore, yield of complex Multi-Processor Systems-on-Chips (MP-SoCs will decrease due to higher probability of manufacturing defects especially, in dies with large area. Therefore, disintegration of large SoCs into smaller chips called chiplets will improve yield and cost of complex platform-based systems. This will also provide functional flexibility, modular scalability as well as the capability to integrate heterogeneous architectures and technologies in a single unit. However, with scaling of the number of chiplets in such a system, the shared resources in the system such as the interconnection fabric and memory modules will become performance bottlenecks. Additionally, the integration of heterogeneous chiplets operating at different frequencies and voltages can be challenging. State-of-the-art inter-chip communication requires power-hungry high-speed I/O circuits and data transfer over long wired traces on substrates. This increases energy consumption and latency while decreasing data bandwidth for chip-to-chip communication. In this paper, we explore the advances and the challenges of interconnecting a multi-chip system with millimeter-wave (mm-wave wireless interconnects from a variety of perspectives spanning multiple aspects of the wireless interconnection design. Our discussion on the recent advances include aspects such as interconnection topology, physical layer, Medium Access Control (MAC and routing protocols. We also present some potential paradigm-shifting applications as well as complementary technologies of wireless inter-chip communications.

FibroChip, a Functional DNA Microarray to Monitor Cellulolytic and Hemicellulolytic Activities of Rumen Microbiota

Directory of Open Access Journals (Sweden)

Sophie Comtet-Marre

2018-02-01

Full Text Available Ruminants fulfill their energy needs for growth primarily through microbial breakdown of plant biomass in the rumen. Several biotic and abiotic factors influence the efficiency of fiber degradation, which can ultimately impact animal productivity and health. To provide more insight into mechanisms involved in the modulation of fibrolytic activity, a functional DNA microarray targeting genes encoding key enzymes involved in cellulose and hemicellulose degradation by rumen microbiota was designed. Eight carbohydrate-active enzyme (CAZyme families (GH5, GH9, GH10, GH11, GH43, GH48, CE1, and CE6 were selected which represented 392 genes from bacteria, protozoa, and fungi. The DNA microarray, designated as FibroChip, was validated using targets of increasing complexity and demonstrated sensitivity and specificity. In addition, FibroChip was evaluated for its explorative and semi-quantitative potential. Differential expression of CAZyme genes was evidenced in the rumen bacterium Fibrobacter succinogenes S85 grown on wheat straw or cellobiose. FibroChip was used to identify the expressed CAZyme genes from the targeted families in the rumen of a cow fed a mixed diet based on grass silage. Among expressed genes, those encoding GH43, GH5, and GH10 families were the most represented. Most of the F. succinogenes genes detected by the FibroChip were also detected following RNA-seq analysis of RNA transcripts obtained from the rumen fluid sample. Use of the FibroChip also indicated that transcripts of fiber degrading enzymes derived from eukaryotes (protozoa and anaerobic fungi represented a significant proportion of the total microbial mRNA pool. FibroChip represents a reliable and high-throughput tool that enables researchers to monitor active members of fiber degradation in the rumen.

FibroChip, a Functional DNA Microarray to Monitor Cellulolytic and Hemicellulolytic Activities of Rumen Microbiota.

Science.gov (United States)

Comtet-Marre, Sophie; Chaucheyras-Durand, Frédérique; Bouzid, Ourdia; Mosoni, Pascale; Bayat, Ali R; Peyret, Pierre; Forano, Evelyne

2018-01-01

Ruminants fulfill their energy needs for growth primarily through microbial breakdown of plant biomass in the rumen. Several biotic and abiotic factors influence the efficiency of fiber degradation, which can ultimately impact animal productivity and health. To provide more insight into mechanisms involved in the modulation of fibrolytic activity, a functional DNA microarray targeting genes encoding key enzymes involved in cellulose and hemicellulose degradation by rumen microbiota was designed. Eight carbohydrate-active enzyme (CAZyme) families (GH5, GH9, GH10, GH11, GH43, GH48, CE1, and CE6) were selected which represented 392 genes from bacteria, protozoa, and fungi. The DNA microarray, designated as FibroChip, was validated using targets of increasing complexity and demonstrated sensitivity and specificity. In addition, FibroChip was evaluated for its explorative and semi-quantitative potential. Differential expression of CAZyme genes was evidenced in the rumen bacterium Fibrobacter succinogenes S85 grown on wheat straw or cellobiose. FibroChip was used to identify the expressed CAZyme genes from the targeted families in the rumen of a cow fed a mixed diet based on grass silage. Among expressed genes, those encoding GH43, GH5, and GH10 families were the most represented. Most of the F. succinogenes genes detected by the FibroChip were also detected following RNA-seq analysis of RNA transcripts obtained from the rumen fluid sample. Use of the FibroChip also indicated that transcripts of fiber degrading enzymes derived from eukaryotes (protozoa and anaerobic fungi) represented a significant proportion of the total microbial mRNA pool. FibroChip represents a reliable and high-throughput tool that enables researchers to monitor active members of fiber degradation in the rumen.

SuperAGILE detects an X-ray burst from SAX J1750.8-2900

Science.gov (United States)

Pacciani, L.; Costa, E.; Del Monte, E.; Donnarumma, I.; Evangelista, Y.; Feroci, M.; Lapshov, I.; Lazzarotto, F.; Rapisarda, M.; Soffitta, P.; Argan, A.; Trois, A.; Tavani, M.; Piano, G.; Pucella, G.; D'Ammando, F.; Vittorini, V.; Bulgarelli, A.; Gianotti, F.; Trifoglio, M.; Di Cocco, G.; Labanti, C.; Fuschino, F.; Marisaldi, M.; Galli, M.; Chen, A.; Vercellone, S.; Giuliani, A.; Mereghetti, S.; Perotti, F.; Fornari, F.; Fiorini, M.; Caraveo, P.; Pellizzoni, A.; Barbiellini, G.; Longo, F.; Vallazza, E.; Picozza, P.; Morselli, A.; Prest, M.; Lipari, P.; Zanello, D.; Rappoldi, A.; Pittori, C.; Verrecchia, F.; Santolamazza, P.; Preger, B.; Giommi, P.; Salotti, L.

2008-10-01

While pointing at the Galactic Center region, SuperAGILE detected an X-ray burst from a position consistent with the neutron star transient SAX J1750.8-2900. This source was recently reported by Linares et al. (ATel #1662) as returning to a quiescent state, based on a Swift/XRT observation on August 14th 2008 (ATel #1662), after a long outburst started on March 2008 (Markwardt & Swank, ATel #1425), during which also SuperAGILE detected the source at hard X-rays at a flux level of about 80 mCrab (Pacciani et al., ATel #1428).

Implementasi Cloud Computing Menggunakan Metode Pengembangan Sistem Agile

Directory of Open Access Journals (Sweden)

Much Aziz Muslim

2015-05-01

Full Text Available Cloud computing merupakan sebuah teknologi yang menyediakan layanan terhadap sumber daya komputasi melalui sebuah jaringan. Sumber daya yang di sediakan di dalam cloud computing meliputi mesin, media penyimpanan data, sistem operasi dan program aplikasi. Fitur dari cloud computing dipercaya akan jauh lebih hemat dan memuaskan. Masalah yang muncul adalah bagaimana mengimplementasi Cloud Computing dengan menggunakan Windows Azure Pack dan bagaimana provisioning Windows Azure Pack SQL Database. Fokus pada penelitian ini adalah pada proses deploying dan provisioning SQL Database Server. Pengimplementasian cloud computing menggunakan metode pengembangan sistem agile dengan langkah-langkah meliputi perencanaan, implementasi, pengujian (test, dokumentasi, deployment dan pemeliharaan. Untuk menjalankan proses tersebut kebutuhan perangkat yang dipersiapkan meliputi perangkat keras seperti PC Server Cisco UCS C240 M3S2, Hardisk 8753 GB, 256 GB RAM, bandwith minimal 1 Mbps dan kebutuhan perangkat lunak meliputi Windows Server 2012 R2, VMM, Windows Azure Pack, IIS, SQL Server 2012 dan Web Patform Installer. Hasil dari implementasi cloud computing menggunakan metode pengembangan sistem agile adalah terbentuknya sebuah sistem cloud hosting provider dengan menggunakan Windows Azure Pack dan SQL Server 2012 sebagai sistem utama dan pengelolaan database menggunakan Microsoft SQL Server Management 

Agent-based simulation for evaluating flexible and agile business processes : Separating knowledge rules, process rules and information resources

NARCIS (Netherlands)

Gong, Y.; Janssen, M.

2010-01-01

In today’s ever changing environment organizations need flexibility and agility to be able to deal with changes. Flexibility is necessary to adapt to changes in their environment, whilst agility is needed to rapidly response to changing customer demands. In this paper a mechanism based on the

Agile Multi-Parallel Micro Manufacturing Using a Grid of Equiplets

NARCIS (Netherlands)

Leo van Moergestel; Ing. Erik Puik

2010-01-01

Abstract: Unlike manufacturing technology for semiconductors and printed circuit boards, the market for traditional micro assembly lacks a clear public roadmap. More agile manufacturing strategies are needed in an environment in which dealing with change becomes a rule instead of an exception. In

Customer Relationship Management in Agile Healthcare Organizations

OpenAIRE

Nasrabad, Rafat Rezapour

2017-01-01

Today, several studies in the field to identify key factors in the success and agility of health care organizations to improve their performance in the face of changes have taken place in the context of customer relationship management among them. The purpose of this study was to explore the concept of customer relationship management, goals and benefits by considering its relationship with value creation for clients and treatment. Results showed concern for organizations today, creating cust...

Embracing Agile methodology during DevOps Developer Internship Program

OpenAIRE

Patwardhan, Amol; Kidd, Jon; Urena, Tiffany; Rajgopalan, Aishwarya

2016-01-01

The DevOps team adopted agile methodologies during the summer internship program as an initiative to move away from waterfall. The DevOps team implemented the Scrum software development strategy to create an internal data dictionary web application. This article reports on the transition process and lessons learned from the pilot program.

On-chip Magnetic Separation and Cell Encapsulation in Droplets

Science.gov (United States)

Chen, A.; Byvank, T.; Bharde, A.; Miller, B. L.; Chalmers, J. J.; Sooryakumar, R.; Chang, W.-J.; Bashir, R.

2012-02-01

The demand for high-throughput single cell assays is gaining importance because of the heterogeneity of many cell suspensions, even after significant initial sorting. These suspensions may display cell-to-cell variability at the gene expression level that could impact single cell functional genomics, cancer, stem-cell research and drug screening. The on-chip monitoring of individual cells in an isolated environment could prevent cross-contamination, provide high recovery yield and ability to study biological traits at a single cell level These advantages of on-chip biological experiments contrast to conventional methods, which require bulk samples that provide only averaged information on cell metabolism. We report on a device that integrates microfluidic technology with a magnetic tweezers array to combine the functionality of separation and encapsulation of objects such as immunomagnetically labeled cells or magnetic beads into pico-liter droplets on the same chip. The ability to control the separation throughput that is independent of the hydrodynamic droplet generation rate allows the encapsulation efficiency to be optimized. The device can potentially be integrated with on-chip labeling and/or bio-detection to become a powerful single-cell analysis device.

Antiseptic solutions modulate the paracrine-like activity of bone chips: differential impact of chlorhexidine and sodium hypochlorite.

Science.gov (United States)

Sawada, Kosaku; Caballé-Serrano, Jordi; Bosshardt, Dieter D; Schaller, Benoit; Miron, Richard J; Buser, Daniel; Gruber, Reinhard

2015-09-01

Chemical decontamination increases the availability of bone grafts; however, it remains unclear whether antiseptic processing changes the biological activity of bone. Bone chips were incubated with four different antiseptic solutions including (1) povidone-iodine (0.5%), (2) chlorhexidine diguluconate (0.2%), (3) hydrogen peroxide (1%) and (4) sodium hypochlorite (0.25%). After 10 min. of incubation, changes in the capacity of the bone-conditioned medium (BCM) to modulate gene expression of gingival fibroblasts was investigated. Conditioned medium obtained from freshly prepared bone chips increased the expression of TGF-β target genes interleukin 11 (IL11), proteoglycan4 (PRG4), NADPH oxidase 4 (NOX4), and decreased the expression of adrenomedullin (ADM), and pentraxin 3 (PTX3) in gingival fibroblasts. Incubation of bone chips with 0.2% chlorhexidine, followed by vigorously washing resulted in a BCM with even higher expression of IL11, PRG4 and NOX4. These findings were also detected with a decrease in cell viability and an activation of apoptosis signalling. Chlorhexidine alone, at low concentrations, increased IL11, PRG4 and NOX4 expression, independent of the TGF-β receptor I kinase activity. In contrast, 0.25% sodium hypochlorite almost entirely abolished the activity of BCM, whereas the other two antiseptic solutions, 1% hydrogen peroxide and 0.5% povidone-iodine, had relatively no impact respectively. These in vitro findings demonstrate that incubation of bone chips with chlorhexidine differentially affects the activity of the respective BCM compared to the other antiseptic solutions. The data further suggest that the main effects are caused by chlorhexidine remaining in the BCM after repeated washing of the bone chips. © 2015 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.

ANALYSIS OF LOGISTICS AND SUPPLY CHAIN MANAGEMENT AGILITY IN CORRUGATED BOX INDUSTRY

Directory of Open Access Journals (Sweden)

Yosef Daryanto

2016-04-01

Full Text Available Several analyses were performed in this case study including the analysis of the business environments and the current supply chain system, which than followed by measurement and comparison of supply chain agility performance indicator. As corrugated box industry work in make/engineer to order system and by considering their competitive situation and uncertain business environment it was concluded that they need agility in their supply chain. The main problem was the unbalance power position with paper supplier that resulting low inbound inventory turns. Focusing on this weakness, two solutions were proposed; those are building higher collaboration with paper suppliers and performing better inventory management by set different inventory control and policy for each inventory class

The effect of 6-week combined agility-balance training on neuromuscular performance in basketball players.

Science.gov (United States)

Zemková, E; Hamar, D

2010-09-01

The study evaluates the effect of 6-week combined agility-balance training on neuromuscular performance in basketball players. Subjects divided into experimental (EG, n = 17) and control group (CG, n = 17) underwent a combined agility-balance training (in duration of 30 min) for a period of 6 weeks (4-5 sessions/week). Both groups performed reaction tasks similar to game-like situations, however EG on wobble boards and CG on stable surface. Prior to and after the training parameters of agility, balance, speed of step initiation, strength differentiation accuracy, and explosive power of lower limbs were evaluated. Postural stability was assessed under both static and dynamic conditions (wobble board) with eyes open and eyes closed, respectively. The velocity of the centre of pressure (COP) was registered at 100 Hz by means of posturography system FiTRO Sway check based on dynamometric platform. Using FiTRO Reaction check simple and multi-choice reaction times were measured. The same system was applied to evaluate the agility performance including reaction and movement task. Speed of step initiation was measured using FiTRO Dyne Premium. Jumping abilities were evaluated by means of FiTRO Jumper (10-seconds maximal jumps, Countermovement jump, Squat jump, Drop jump). Using the same system, the subject´s ability to match 50 % of their maximal height of the jump was evaluated. Results showed that a combined agility-balance training improved dynamic balance not only under visual control but also in eyes closed conditions. Training also increased run-out speed that likely contributed to better agility performance, reduced ground contact time during drop jump, and improved the ability to differentiate the force of muscle contraction during repeated jumps. However, such training has been found to be insufficient to improve both simple and multi-choice reaction time, and jumping performance. On the other hand, control group failed to show any significant improvement in

Agile development of a virtual reality cognitive assessment

OpenAIRE

Koenig, Sebastian T.; Krch, Denise; Chiaravalloti, Nancy; Lengenfelder, Jean; Nikelshpur, Olga; Lange, Belinda; DeLuca, John; Rizzo, Albert A.

2014-01-01

In recent years user-centered design, participatory design and agile development have seen much popularity in the field of software development. More specifically, applying these methods to user groups with cognitive and motor disabilities has been the topic of numerous publications. However, neuropsychological assessment and training require special consideration to include therapists and brain-injured patients into the development cycle. Application goals, development tools and comm...

Mechanoluminescence assisting agile optimization of processing design on surgical epiphysis plates

Science.gov (United States)

Terasaki, Nao; Toyomasu, Takashi; Sonohata, Motoki

2018-04-01

We propose a novel method for agile optimization of processing design by visualization of mechanoluminescence. To demonstrate the effect of the new method, epiphysis plates were processed to form dots (diameters: 1 and 1.5 mm) and the mechanical information was evaluated. As a result, the appearance of new strain concentration was successfully visualized on the basis of mechanoluminescence, and complex mechanical information was instinctively understood by surgeons as the designers. In addition, it was clarified by mechanoluminescence analysis that small dots do not have serious mechanical effects such as strength reduction. Such detail mechanical information evaluated on the basis of mechanoluminescence was successfully applied to the judgement of the validity of the processing design. This clearly proves the effectiveness of the new methodology using mechanoluminescence for assisting agile optimization of the processing design.

Relationship between Organizational Learning and Organizational Agility in Teaching Hospitals of Yazd

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Mohammad Amin Bahrami

2016-10-01

Full Text Available Background: In organizational learning theory, organization is defined as an open system that has the ability to anticipate, identify, define, design, and solve its problems. This study was aimed to examine the relationship between organizational learning and organizational agility in the teaching hospitals of the city of Yazd. Methods: This analytical and cross-sectional study was conducted in 2015 in four teaching hospitals of the city of Yazd. A total of 370 administrative and medical staff contributed in the study. We used stratified-random method for sampling. The required data were gathered using two valid questionnaires including organizational learning questionnaire (Neefe 2001 and organizational agility questionnaire according to the theory of Sharifi & Zhang (1999 being analyzed trough statistical softwares of R and lavaan package, semPlot and semtool for structural equation model and SPSS18 for descriptive statistics. Results: Our results showed a positive significant relationship between organizational learning and organizational agility (0.521. Conclusion: Based on the findings it can be concluded that the implementation of appropriate strategies for improving the organizational capacity to direct its employees’ mental abilities, can improve the ability of organization’s rapid response to surrounding issues which is crucial for its survival and dynamics in today’s changing world.

The evaluation of body mass index, balance and agility features of amateur soccer players according to their positions

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Kamil Erdem

2015-12-01

Full Text Available Aim: The purpose of this study was to compare of body mass index (BMI, balance and agility features of soccer players at different positions and to investigate the relation between these features. Material and Methods: Research was carried out on 44 amateur soccer player whom played in different positions in various teams that compete in amateur league of İstanbul. In the research, it was tested vki, balance, agility with ball and agility without ball on soccer players. The average of variables was taken and Kruskal Wallis nonparametric variance analysis was used to determine the difference between groups. Pearson correlation was used to determine correlations between variables. Results: As a result of measuments, when compare between positions, it was found that there was a statistical difference on body mass measurement (p0,01. As a result of correlations, it was found statistically significant relation between body mass and agility with ball between BMI and agility with ball and between body mass and BMI variables (p<0,01. Conclusion: As a result of assesstments it has been revealed that there was a correlation between BMI and dribbling skills on soccer players however there wasn’t found any differences between other parameters as balance and agility because of the trainings that carried out regardless of the positions in soccer. As a conclusion, optimal training programmes that will be held on according to positions of players, additional balance trainings and the identified shortcomings may contribute to the development of soccer players performance and skill with appliying ideal diet programme to maintain the appropriate body weight for players heights.

Smart Mirrors for Photorefractive Control of Light with Tim Bunning, RX - Agile Filters Application

Science.gov (United States)

2016-11-08

AFRL-AFOSR-UK-TR-2017-0008 Smart Mirrors for photorefractive control of light with Tim Bunning, RX-- Agile filters application Luciano De Sio...DATE (DD-MM-YYYY)      10-02-2017 2. REPORT TYPE Final 3. DATES COVERED (From - To) 01 Feb 2014 to 31 Jan 2016 4. TITLE AND SUBTITLE Smart Mirrors for...photorefractive control of light with Tim Bunning, RX-- Agile filters application 5a.  CONTRACT NUMBER 5b.  GRANT NUMBER FA9550-14-1-0050 5c.  PROGRAM

Spotting and validation of a genome wide oligonucleotide chip with duplicate measurement of each gene

International Nuclear Information System (INIS)

Thomassen, Mads; Skov, Vibe; Eiriksdottir, Freyja; Tan, Qihua; Jochumsen, Kirsten; Fritzner, Niels; Brusgaard, Klaus; Dahlgaard, Jesper; Kruse, Torben A.

2006-01-01

The quality of DNA microarray based gene expression data relies on the reproducibility of several steps in a microarray experiment. We have developed a spotted genome wide microarray chip with oligonucleotides printed in duplicate in order to minimise undesirable biases, thereby optimising detection of true differential expression. The validation study design consisted of an assessment of the microarray chip performance using the MessageAmp and FairPlay labelling kits. Intraclass correlation coefficient (ICC) was used to demonstrate that MessageAmp was significantly more reproducible than FairPlay. Further examinations with MessageAmp revealed the applicability of the system. The linear range of the chips was three orders of magnitude, the precision was high, as 95% of measurements deviated less than 1.24-fold from the expected value, and the coefficient of variation for relative expression was 13.6%. Relative quantitation was more reproducible than absolute quantitation and substantial reduction of variance was attained with duplicate spotting. An analysis of variance (ANOVA) demonstrated no significant day-to-day variation

How Do Real Options Concepts Fit in Agile Requirements Engineering?

NARCIS (Netherlands)

Racheva, Z.; Daneva, Maia

Agile requirements engineering is driven by creating business value for the client and heavily involves the client in decision-making under uncertainty. Real option thinking seems to be suitable in supporting the client’s decision making process at inter-iteration time. This paper investigates the

Does Lean & Agile Project Management Help Coping with Project Complexity?

NARCIS (Netherlands)

Jalali Sohi, A.; Hertogh, M.J.C.M.; Bosch-Rekveldt, M.G.C.; Blom, R.; Serpell, A.; Ferrada, X.

2016-01-01

Still, projects in the construction sector are delivered with time delays and cost overruns. One of the reasons for poor performance was assigned to project complexity. A combination of lean construction and agile project management are hypothesized as a possible solution to cope with project

Drug Induced Sialorrhea and Microfluidic-Chip-Electrophoretic Analysis of Engorged Adult Female Tick Saliva of Haemaphysalis longicornis (Acari: Ixodidae

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Mohammad Saiful Islam

2017-04-01

Full Text Available Background: The aim of the present study was to induce salivation in Haemaphysalis longicornis to increase saliva production and to characterize the collection of proteins present in the collected saliva using on-chip-electrophoresis.Methods: Saliva of adult female engorged H. longicornis was collected by treatment with 0.2% dopamine hydrochlo­ride. All protein samples were characterized by SDS-PAGE electrophoresis using a microfluidic High Sensitiv­ity Protein Assay 250 kit by 2100 Bioanalyzer (Agilent Technologies, USA under non-reducing conditions.Results: The average salivary protein concentration was 0.169 µg/µl/tick and saliva secretion decreased with in­creased time of tick detachment from the host. Saliva secretion volume increased to 3.56 µl in the group of ticks with a body weight between 301–350 mg as compared to higher and lower body weight groups. On-chip-electrophoresis results show 13 distinct bands ranging from 9.9 to 294 kDa.Conclusion: Based on molecular weight, the putative salivary proteins are comprised of proline-rich proteins, tria­bin, apyrase members of the 12-kDa protein family, platelet inhibitors and anti-inflammatory proteins as tick saliva contains anti-inflammatory components.

Chip-to-Chip Half Duplex Spiking Data Communication over Power Supply Rails

Science.gov (United States)

Hashida, Takushi; Nagata, Makoto

Chip-to-chip serial data communication is superposed on power supply over common Vdd/Vss connections through chip, package, and board traces. A power line transceiver demonstrates half duplex spiking communication at more than 100Mbps. A pair of transceivers consumes 1.35mA from 3.3V, at 130Mbps. On-chip power line LC low pass filter attenuates pseudo-differential communication spikes by 30dB, purifying power supply current for internal circuits. Bi-directional spiking communication was successfully examined in a 90-nm CMOS prototype setup of on-chip waveform capturing. A micro controller forwards clock pulses to and receives data streams from a comparator based waveform capturer formed on a different chip, through a single pair of power and ground traces. The bit error rate is small enough not to degrade waveform acquisition capability, maintaining the spurious free dynamic range of higher than 50dB.

Anthropometric factors related to sprint and agility performance in young male soccer players

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Mathisen G

2015-11-01

Full Text Available Gunnar Mathisen, Svein Arne Pettersen School of Sport Sciences, UiT The Arctic University of Norway, Tromsø, Norway Objective: To investigate the relationship between anthropometrics and sprint and agility performance and describe the development of sprint (acceleration and agility performance in 10- to 16-year-old male soccer players. Methods: One hundred and thirty-two participants were divided into three age groups, 10–12 years (mean 10.8±0.50, 13–14 years (mean 13.9±0.50, and 15–16 years (mean 15.5±0.24, with assessment of 20 m sprint with 10 m split time and agility performance related to body height and body mass within groups. Results: In the 10- to 12-year-olds, there were no significant correlations between height, weight, and the performance variables, except for body mass, which was correlated to 10–20 m sprint (r=0.30. In the 13- to 14-year-olds, body height was significantly correlated with 10 m sprint (r=0.50 and 20 m sprint (r=0.52, as well as 10–20 m sprint (r=0.50 and agility performance (r=0.28. In the 15- to 16-year-old group, body height was correlated to 20 m (r=0.38 and 10–20 m (r=0.45 sprint. Body mass was significantly correlated to 10 m spring (r=0.35 in the 13- to 14-year-olds, as well as 20 m (r=0.33 and 10–20 m (r=0.35 sprint in the 15- to 16-year-olds. Conclusion: Height and body mass were significantly correlated with sprint performance in 13- to 16-year-old male soccer players. However, the 10- to 12-year-olds showed no significant relationship between sprint performance and anthropometrics, except for a small correlation in 10–20 m sprint. This may be attributed to maturation, with large differences in body height and body mass due to different patterns in the growth spurt. The agility performance related to anthropometrics was insignificant apart from a moderate correlation in the 13- to 14-year-olds. Keywords: youth soccer, running speed, development, football, puberty, skills 

On the importance of agile communication skills in BPM education: Design principles for international seminars

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Jan vom Brocke

2012-12-01

Full Text Available Business Process Management (BPM has evolved as an integrated management discipline that aims to enable organizations to continuously innovate and improve their operations. BPM experts are exposed to communication processes involving people from various backgrounds (e.g., various business areas, fields of expertise, and cultures. Research in applied linguistics has shown that it is difficult to plan for constellations of such communication processes; thus, agile communication skills are vital for successful business communication. Teaching programs for BPM, however, do not account for these skills. Rather, they mainly address methods for the analysis, implementation, and management of business processes. As a result, graduates—though they may be technically and methodologically apt—face unexpected challenges due to communication deficiencies in BPM projects. BPM research has shown that deficiencies in communication are in fact among the most frequent reasons for project failure. In this paper, we present a course setting to teach agile communication skills in BPM education. The approach is informed by literature on BPM education as well as theories from virtual collaboration education. We have evaluated it in an international virtual seminar involving seven European universities. We argue for the importance of agile communication skills in BPM education. In addition, we present design principles for courses to teach agile communication skills that can be applied by fellow academics.

The Functional Test for Agility Performance is a Reliable Quick Decision-Making Test for Skilled Water Polo Players

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Tucher Guilherme

2015-06-01

Full Text Available The reliability of the Functional Test for Agility Performance has only been evaluated in water polo players in a small group of novice athletes. Thus, the aim of this study was to evaluate the reliability of the Functional Test for Agility Performance in skilled water polo players. Forty-two athletes (17.81 ± 3.24 years old with a minimum of 5 years of competitive experience (7.05 ± 2.84 years and playing at the national or international level were evaluated. The Functional Test for Agility Performance is characterized as a specific open decision-making test where a tested player moves as quickly as possible in accordance to a pass made by another player. The time spent in the test was measured by two experienced coaches. Descriptive statistics, repeated measures analysis of variance (ANOVA, 95% limit of agreement (LOA, intraclass correlation coefficient (ICC and standard error of measurements (SEM were used for data analysis. Athletes completed the Functional Test for Agility Performance in 4.15 0.47 s. The ICC value was 0.87 (95% IC = 0.80-0.92. The SEM varied between 0.24 and 0.38 s. The LOA was 1.20 s and the CV average considering each individual trial was 6%. The Functional Test for Agility Performance was shown to be a reliable quick decision-making test for skilled water polo players.

Epidemiology of injury among handlers and dogs competing in the sport of agility.

Science.gov (United States)

Kerr, Zachary Y; Fields, Sarah; Comstock, R Dawn

2014-07-01

Little is known about the epidemiology of dog sport-related injuries. This study examines injuries among handlers and dogs in the sport of dog agility. A cross-sectional pilot study captured data on demographics, exposures, and injury for a sample of agility handlers and dogs. Logistic regressions predicted odds of injury. Survey of 217 handlers and 431 dogs identified 31 handler injuries (1.55 training injuries per 1000 hours, 2.14 competition injuries per 1000 runs) and 38 dog injuries (1.74 training injuries per 1000 hours, 1.72 competition injuries per 1000 runs). Handlers most commonly injured knees (48.4%) and lower trunk (29.0%). Most common diagnoses were strains (51.6%) and sprains (32.3%). Obese handlers had increased odds of injury compared with normal weight handlers (OR = 5.5, P Dogs most commonly injured front paws (23.7%) and shoulders (15.8%). Most common diagnoses were strains (44.7%) and cut/scrapes (21.1%). Injury was positively associated with dog's age (P benefits, dog agility poses a risk of injury to both handlers and dogs. Future research on specific mechanisms of injury should drive evidence-based injury prevention strategies.

Lean Architecture for Agile Software Development

CERN Document Server

Coplien, James O

2010-01-01

More and more Agile projects are seeking architectural roots as they struggle with complexity and scale - and they're seeking lightweight ways to do it: Still seeking? In this book the authors help you to find your own path; Taking cues from Lean development, they can help steer your project toward practices with longstanding track records; Up-front architecture? Sure. You can deliver an architecture as code that compiles and that concretely guides development without bogging it down in a mass of documents and guesses about the implementation; Documentation? Even a whiteboard diagram, or a CRC

A study on the relationship between organizational structure and organizational agility: A case study of insurance firm

Directory of Open Access Journals (Sweden)

Javad Sadeghi

2012-09-01

Full Text Available The primary aim of this survey is to study the relationship between organizational structure and organizational agility in an insurance company in Iran. The statistical population includes 300 employees and managers of the proposed insurance company across in Tehran province, Iran and a sample of 73 people are selected, randomly for the survey. Questionnaire is used as a major tool of data collection. Validity of the questionnaire is confirmed through content validity by professors and experts. Reliability of the questionnaire was calculated using Cronbach alpha. SPSS software is used for data analysis. Research findings illustrate there is a significant relationship between organizational agility and two dimensions of organizational structure, i.e. formalization and centralization. No significant relationship was observed between complexity and organizational agility.

The differences in acceleration, maximal speed and agility between soccer, basketball, volleyball and handball players

OpenAIRE

Šimonek, Jaromír; Horička, Pavol; Hianik, Ján

2017-01-01

Complex reaction speed, acceleration, maximum speed, speed of whole-body change of direction and agility represent the basic components of sport performance mainly in sport games and combat sports. However, contradictory findings have been reported as to the extent of the relationship between the different speed and agility components. This study comprised 117 players (soccer – 56, basketball – 17, volleyball – 20, and handball – 24) playing youth leagues U15-U17 who were assessed for 10-m sp...

A Capstone Course on Agile Software Development Using Scrum

Science.gov (United States)

Mahnic, V.

2012-01-01

In this paper, an undergraduate capstone course in software engineering is described that not only exposes students to agile software development, but also makes it possible to observe the behavior of developers using Scrum for the first time. The course requires students to work as Scrum Teams, responsible for the implementation of a set of user…

A comparison of assisted, resisted, and common plyometric training modes to enhance sprint and agility performance.

Science.gov (United States)

Khodaei, Kazem; Mohammadi, Abbas; Badri, Neda

2017-10-01

The purpose of this study was to compare the effect of assisted, resisted and common plyometric training modes to enhance sprint and agility performance. Thirty active young males (age 20.67±1.12, height 174.83±4.69, weight 63.45±7.51) volunteered to participate in this study that 24 completed testing. The participants were randomly assigned into different groups: assisted, resisted and common plyometric exercises groups. Plyometric training involved three sessions per week for 4 weeks. The volume load of plyometric training modes was equated between the groups. The posttest was performed after 48 hours of the last training session. Between-group differences were analyzed with the ANCOVA and LSD post-hoc tests, and within-group differences were analyzed by a paired t-test. The findings of the present study indicated that 0-10-m, 20-30-m sprint time and the Illinois Agility Test time significantly decreased in the assisted and resisted plyometrics modes compared to the common plyometric training mode (P≤0.05). Also, the 0-10-m, 0-30-m sprint time and agility T-test time was significantly reduced with resisted plyometrics modes compared to the assisted and common plyometric modes (P≤0.05). There was no significant difference in the 10-20-m sprint time among the three plyometric training modes. The results of this study demonstrated that assisted and resisted plyometrics modes with elastic bands were effective methods to improve sprint and agility performance than common plyometric training in active males. Also, the resisted plyometrics mode was superior than the assisted plyometrics mode to improving sprint and agility tasks.

A proposed holistic approach to on-chip, off-chip, test, and package interconnections

Science.gov (United States)

Bartelink, Dirk J.

1998-11-01

The term interconnection has traditionally implied a `robust' connection from a transistor or a group of transistors in an IC to the outside world, usually a PC board. Optimum system utilization is done from outside the IC. As an alternative, this paper addresses `unimpeded' transistor-to-transistor interconnection aimed at reaching the high circuit densities and computational capabilities of neighboring IC's. In this view, interconnections are not made to some human-centric place outside the IC world requiring robustness—except for system input and output connections. This unimpeded interconnect style is currently available only through intra-chip signal traces in `system-on-a-chip' implementations, as exemplified by embedded DRAMs. Because the traditional off-chip penalty in performance and wiring density is so large, a merging of complex process technologies is the only option today. It is suggested that, for system integration to move forward, the traditional robustness requirement inherited from conventional packaging interconnect and IC manufacturing test must be discarded. Traditional system assembly from vendor parts requires robustness under shipping, inspection and assembly. The trend toward systems on a chip signifies willingness by semiconductor companies to design and fabricate whole systems in house, so that `in-house' chip-to-chip assembly is not beyond reach. In this scenario, bare chips never leave the controlled environment of the IC fabricator while the two major contributors to off-chip signal penalty, ESD protection and the need to source a 50-ohm test head, are avoided. With in-house assembly, ESD protection can be eliminated with the precautions already familiar in plasma etching. Test interconnection impacts the fundamentals of IC manufacturing, particularly with clock speeds approaching 1GHz, and cannot be an afterthought. It should be an integral part of the chip-to-chip interconnection bandwidth optimization, because—as we must

A Conceptual Model of Agile Software Development in a Safety-Critical Context: A Systematic Literature Review

DEFF Research Database (Denmark)

Tordrup Heeager, Lise; Nielsen, Peter Axel

2018-01-01

challenges of agile software development of safety-critical systems. The conceptual model consists of four problematic practice areas and five relationships, which we find to be even more important than the problematic areas. From this review, we suggest that there are important research gaps that need...... processes or agile processes that are purportedly faster and promise to lead to better products. Objective: To identify the issues and disputes in agile development of safety-critical software and the key qualities as found in the extant research literature. Method: We conducted a systematic literature...... review as an interpretive study following a research design to search, assess, extract, group, and understand the results of the found studies. Results: There are key issues and propositions that we elicit from the literature and combine into a conceptual model for understanding the foundational...

A scalable single-chip multi-processor architecture with on-chip RTOS kernel

NARCIS (Netherlands)

Theelen, B.D.; Verschueren, A.C.; Reyes Suarez, V.V.; Stevens, M.P.J.; Nunez, A.

2003-01-01

Now that system-on-chip technology is emerging, single-chip multi-processors are becoming feasible. A key problem of designing such systems is the complexity of their on-chip interconnects and memory architecture. It is furthermore unclear at what level software should be integrated. An example of a

Compact Agile Antenna Concept Utilizing Reconfigurable Front End for Wireless Communications

DEFF Research Database (Denmark)

Bahramzy, Pevand; Jagielski, Ole; Svendsen, Simon

2014-01-01

The conventional full-duplex radio communication systems require that the radio transmitter (Tx) is active at the same time as the radio receiver (Rx). The Tx and the Rx are using separate dedicated frequency bands and the Tx-Rx isolation is ensured by duplex filters. However, increasing number...... of frequency bands crave for multiband and multimode operation, which either require agile duplexers or a bank of narrow-band filters with a switch. While practical agile duplexers are not available, a bank of narrow-band filters with a switch is bulky and incurs switching loss. This paper proposes an approach....... For this purpose, very small narrow-band antennas are designed, which can cover 1710–2170 MHz by using tunable capacitors. Simulations and measurements of the antenna concept are carried out in the proposed FE architecture, serving as a proof of concept....

Development of perceived competence, tactical skills, motivation, technical skills, and speed and agility in young soccer players.

Science.gov (United States)

Forsman, Hannele; Gråstén, Arto; Blomqvist, Minna; Davids, Keith; Liukkonen, Jarmo; Konttinen, Niilo

2016-07-01

The objective of this 1-year, longitudinal study was to examine the development of perceived competence, tactical skills, motivation, technical skills, and speed and agility characteristics of young Finnish soccer players. We also examined associations between latent growth models of perceived competence and other recorded variables. Participants were 288 competitive male soccer players ranging from 12 to 14 years (12.7 ± 0.6) from 16 soccer clubs. Players completed the self-assessments of perceived competence, tactical skills, and motivation, and participated in technical, and speed and agility tests. Results of this study showed that players' levels of perceived competence, tactical skills, motivation, technical skills, and speed and agility characteristics remained relatively high and stable across the period of 1 year. Positive relationships were found between these levels and changes in perceived competence and motivation, and levels of perceived competence and speed and agility characteristics. Together these results illustrate the multi-dimensional nature of talent development processes in soccer. Moreover, it seems crucial in coaching to support the development of perceived competence and motivation in young soccer players and that it might be even more important in later maturing players.

A study on ranking the effects of transformational leadership style on organizational agility and mediating role of organizational creativity

Directory of Open Access Journals (Sweden)

Seidmehdi Veiseh

2014-09-01

Full Text Available The purpose of this study was to investigate the effects of the components of transformational leadership style on organizational agility and mediating role of organizational creativity in Ilam Gas Refinery located in province of Ilam, Iran. The method of the present study was descriptive and correlational-structural equation modeling. The population of this research included all 400 workers of Ilam gas refinery and the study chose a sample of196 employees. The questionnaire was standardized using Cronbach's alpha; the obtained reliability was 0.90, which indicated the reliability of the questionnaire. At the end, the data was analyzed by LISREL software and structural equation modeling analysis was conducted. The findings showed that transformational leadership style had an effect on organizational agility. In addition, organizational creativity maintained a mediator role on influencing the transformational leadership on organizational agility. The four dimensions of transformational leadership, hopeful influence, inspirational motivation, intellectual encouragement as well as personal considerations also influenced on the agility of organizations.

Influence of the level of speed-strength preparedness on the agility of volleyball players 12–13 years old

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Oleg Shevchenko

2018-02-01

Full Text Available Purpose: determine the impact level of indicators of speed-strength preparedness for the agility of young volleyball players 12–13 years. Material & Methods: analysis of scientific and methodological literature, pedagogical testing of speed-strength qualities and agility, pedagogical experiment, methods of mathematical statistics. The study involved 25 volleyball players aged 12–13 years, training in the basic training group of the second year of training of the sports club "Lokomotiv" in Kharkov. Young athletes were divided into an experimental – 13 people and a control –12 volleyball team. Results: after the introduction of the experimental methodology, a link was found between the level of speed-strength abilities and the agility of volleyball players. Conclusion: the positive influence of development of speed-strength qualities on indicators of agility of volleyball players that is necessary for selection of means and methods in training process of young athletes is proved.

Can subtle changes in gene expression be consistently detected with different microarray platforms?

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Kuiper Rowan

2008-03-01

Full Text Available Abstract Background The comparability of gene expression data generated with different microarray platforms is still a matter of concern. Here we address the performance and the overlap in the detection of differentially expressed genes for five different microarray platforms in a challenging biological context where differences in gene expression are few and subtle. Results Gene expression profiles in the hippocampus of five wild-type and five transgenic δC-doublecortin-like kinase mice were evaluated with five microarray platforms: Applied Biosystems, Affymetrix, Agilent, Illumina, LGTC home-spotted arrays. Using a fixed false discovery rate of 10% we detected surprising differences between the number of differentially expressed genes per platform. Four genes were selected by ABI, 130 by Affymetrix, 3,051 by Agilent, 54 by Illumina, and 13 by LGTC. Two genes were found significantly differentially expressed by all platforms and the four genes identified by the ABI platform were found by at least three other platforms. Quantitative RT-PCR analysis confirmed 20 out of 28 of the genes detected by two or more platforms and 8 out of 15 of the genes detected by Agilent only. We observed improved correlations between platforms when ranking the genes based on the significance level than with a fixed statistical cut-off. We demonstrate significant overlap in the affected gene sets identified by the different platforms, although biological processes were represented by only partially overlapping sets of genes. Aberrances in GABA-ergic signalling in the transgenic mice were consistently found by all platforms. Conclusion The different microarray platforms give partially complementary views on biological processes affected. Our data indicate that when analyzing samples with only subtle differences in gene expression the use of two different platforms might be more attractive than increasing the number of replicates. Commercial two-color platforms seem to

On the Adaptation of an Agile Information Systems Development Method

NARCIS (Netherlands)

Aydin, M.N.; Harmsen, F.; van Slooten, C.; Stegwee, R.A.

2005-01-01

Little specific research has been conducted to date on the adaptation of agile information systems development (ISD) methods. This article presents the work practice in dealing with the adaptation of such a method in the ISD department of one of the leading financial institutes in Europe. Two forms

Agile development for a multi-disciplinary bicycle stability test bench

NARCIS (Netherlands)

Cooke, A.G.; Bonnema, Gerrit Maarten; Poelman, Wim; Scheidl, R.; Jakoby, B.

2012-01-01

Agile software development methods are used extensively in the software industry. This paper describes an argument to explain why these methods can be used within a multi-disciplinary project and provides a concrete description on how to implement such a method, using a case-study to support the

A Transcriptome—Targeting EcoChip for Assessing Functional Mycodiversity

Directory of Open Access Journals (Sweden)

Derek Peršoh

2011-10-01

Full Text Available A functional biodiversity microarray (EcoChip prototype has been developed to facilitate the analysis of fungal communities in environmental samples with broad functional and phylogenetic coverage and to enable the incorporation of nucleic acid sequence data as they become available from large-scale (next generation sequencing projects. A dual probe set (DPS was designed to detect a functional enzyme transcripts at conserved protein sites and b phylogenetic barcoding transcripts at ITS regions present in precursor rRNA. Deviating from the concept of GeoChip-type microarrays, the presented EcoChip microarray phylogenetic information was obtained using a dedicated set of barcoding microarray probes, whereas functional gene expression was analyzed by conserved domain-specific probes. By unlinking these two target groups, the shortage of broad sequence information of functional enzyme-coding genes in environmental communities became less important. The novel EcoChip microarray could be successfully applied to identify specific degradation activities in environmental samples at considerably high phylogenetic resolution. Reproducible and unbiased microarray signals could be obtained with chemically labeled total RNA preparations, thus avoiding the use of enzymatic labeling steps. ITS precursor rRNA was detected for the first time in a microarray experiment, which confirms the applicability of the EcoChip concept to selectively quantify the transcriptionally active part of fungal communities at high phylogenetic resolution. In addition, the chosen microarray platform facilitates the conducting of experiments with high sample throughput in almost any molecular biology laboratory.

Evaluation of gene expression data generated from expired Affymetrix GeneChip® microarrays using MAQC reference RNA samples

Directory of Open Access Journals (Sweden)

Tong Weida

2010-10-01

Full Text Available Abstract Background The Affymetrix GeneChip® system is a commonly used platform for microarray analysis but the technology is inherently expensive. Unfortunately, changes in experimental planning and execution, such as the unavailability of previously anticipated samples or a shift in research focus, may render significant numbers of pre-purchased GeneChip® microarrays unprocessed before their manufacturer’s expiration dates. Researchers and microarray core facilities wonder whether expired microarrays are still useful for gene expression analysis. In addition, it was not clear whether the two human reference RNA samples established by the MAQC project in 2005 still maintained their transcriptome integrity over a period of four years. Experiments were conducted to answer these questions. Results Microarray data were generated in 2009 in three replicates for each of the two MAQC samples with either expired Affymetrix U133A or unexpired U133Plus2 microarrays. These results were compared with data obtained in 2005 on the U133Plus2 microarray. The percentage of overlap between the lists of differentially expressed genes (DEGs from U133Plus2 microarray data generated in 2009 and in 2005 was 97.44%. While there was some degree of fold change compression in the expired U133A microarrays, the percentage of overlap between the lists of DEGs from the expired and unexpired microarrays was as high as 96.99%. Moreover, the microarray data generated using the expired U133A microarrays in 2009 were highly concordant with microarray and TaqMan® data generated by the MAQC project in 2005. Conclusions Our results demonstrated that microarray data generated using U133A microarrays, which were more than four years past the manufacturer’s expiration date, were highly specific and consistent with those from unexpired microarrays in identifying DEGs despite some appreciable fold change compression and decrease in sensitivity. Our data also suggested that the

Chip compacting press; Jido kirikuzu asshukuki

Energy Technology Data Exchange (ETDEWEB)

Oura, K. [Yuken Kogyo Co. Ltd., Kanagawa (Japan)

1998-08-15

The chips exhausted from various machine tools are massy, occupy much space and make working environment worse by staying added cutting oil to lower part. The chips are exhausted as a result of machining and have not constant quality. Even if used material is same the chips have various shapes and properties by kinds and machining methods of used machine tools, and are troublesome materials from a standpoint of their treatment. Pressing and solidification of the chips have frequently been tried. A chip compacting press introduced in this paper, a relatively cheap chip compacting press aimed for relatively small scale chip treatment, and has such characteristics and effects as follows. Chips are pressed and solidified by each raw material, so fractional management can be easily conducted. As casting metal chips and curled chips of iron and aluminum can be pressed to about 1/3 to 1/5 and about 1/40, respectively, space saving can be conducted. Chip compacting pressing upgrades its transporting efficiency to make possible to reduce its transporting cost. As chip solidification controls its oxidation and most cutting oil are removed, chips are easy to recycle. 2 figs., 1 tab.

Analysis of a flip-chip bonded tunable high-temperature superconducting coplanar waveguide resonator using the conformal mapping technique

CERN Document Server

Misra, M; Murakami, H; Tonouchi, M

2003-01-01

We have studied the tuning properties of a high-temperature superconducting (HTS) half-wavelength coplanar waveguide (CPW) resonator operating at 5 GHz. The tuning schemes are based on flip-chip bonding of an electrically tunable ferroelectric (FE) thin film and a mechanically movable low-loss single crystal on top of the resonator. Using the conformal mapping method, closed-form analytical expressions have been derived for a flip-chip bonded conductor-backed and top-shielded CPW transmission line. The obtained expressions are used to analyse the volume effect of the FE thin film and the gap between the flip-chip and the CPW resonator on the tuning properties of the device. It has been found that large frequency modulation of the resonator produces impedance mismatch, which can considerably enhance the insertion loss of high-performance HTS microwave devices. Analysis also suggests that, for electrically tunable devices, flip-chip bonded FE thin films on HTS CPW devices provide a relatively higher performance...

Human iPSC-Derived Endothelial Cells and Microengineered Organ-Chip Enhance Neuronal Development

Directory of Open Access Journals (Sweden)

Samuel Sances

2018-04-01

Full Text Available Summary: Human stem cell-derived models of development and neurodegenerative diseases are challenged by cellular immaturity in vitro. Microengineered organ-on-chip (or Organ-Chip systems are designed to emulate microvolume cytoarchitecture and enable co-culture of distinct cell types. Brain microvascular endothelial cells (BMECs share common signaling pathways with neurons early in development, but their contribution to human neuronal maturation is largely unknown. To study this interaction and influence of microculture, we derived both spinal motor neurons and BMECs from human induced pluripotent stem cells and observed increased calcium transient function and Chip-specific gene expression in Organ-Chips compared with 96-well plates. Seeding BMECs in the Organ-Chip led to vascular-neural interaction and specific gene activation that further enhanced neuronal function and in vivo-like signatures. The results show that the vascular system has specific maturation effects on spinal cord neural tissue, and the use of Organ-Chips can move stem cell models closer to an in vivo condition. : Sances et al. combine Organ-Chip technology with human induced pluripotent stem cell-derived spinal motor neurons to study the maturation effects of Organ-Chip culture. By including microvascular cells also derived from the same patient line, the authors show enhancement of neuronal function, reproduction of vascular-neuron pathways, and specific gene activation that resembles in vivo spinal cord development. Keywords: organ-on-chip, spinal cord, iPSC, disease modeling, amyotrophic lateral sclerosis, microphysiological system, brain microvascular endothelial cells, spinal motor neurons, vasculature, microfluidic device

Harshlight: a "corrective make-up" program for microarray chips

Directory of Open Access Journals (Sweden)

Wittkowski Knut M

2005-12-01

Full Text Available Abstract Background Microscopists are familiar with many blemishes that fluorescence images can have due to dust and debris, glass flaws, uneven distribution of fluids or surface coatings, etc. Microarray scans do show similar artifacts, which might affect subsequent analysis. Although all but the starkest blemishes are hard to find by the unaided eye, particularly in high-density oligonucleotide arrays (HDONAs, few tools are available to help with the detection of those defects. Results We develop a novel tool, Harshlight, for the automatic detection and masking of blemishes in HDONA microarray chips. Harshlight uses a combination of statistic and image processing methods to identify three different types of defects: localized blemishes affecting a few probes, diffuse defects affecting larger areas, and extended defects which may invalidate an entire chip. Conclusion We demonstrate the use of Harshlight can materially improve analysis of HDONA chips, especially for experiments with subtle changes between samples. For the widely used MAS5 algorithm, we show that compact blemishes cause an average of 8 gene expression values per chip to change by more than 50%, two of them by more than twofold; our masking algorithm restores about two thirds of this damage. Large-scale artifacts are successfully detected and eliminated.

Agile Software Development in the Department of Defense Environment

Science.gov (United States)

2017-03-31

traditional project/program life cycle (i.e., waterfall ). In the traditional model , security requirements are not evaluated until development is...2015), which may better facilitate adoption of Agile software development in the DoD. Several models are provided for software-dominant and software...the DoD has historically used a traditional, waterfall approach for acquiring systems and services), and oversight requirements that are

Considerations for Using Agile in DoD Acquisition

Science.gov (United States)

2010-04-01

successfully used in manufacturing throughout the world for decades, such as ―just-in- time,‖ Lean, Kanban , and work-flow-based planning. Another new...of this analysis is provided in Table 2. 29 Kanban / lean style of Agile might be the most relevant for this phase. 31 | CMU/SEI-2010-TN-002...family of approaches, including Kanban [14], Rational Unified Process (RUP), Personal Software Process (PSP), Team Software Process (TSP), and Cleanroom

On-chip electrochromic micro display for a disposable bio-sensor chip

Science.gov (United States)

Zhu, Yanjun; Tsukamoto, Takashiro; Tanaka, Shuji

2017-12-01

This paper reports an on-chip electrochromic micro display made of polyaniline (PANi) which can be easily made on a CMOS chip. Micro-patterned PANi thin films were selectively deposited on pre-patterned microelectrodes by using electrodeposition. The optimum conditions for deposition and electrochromism were investigated. An 8-pixel on-chip micro display was made on a Si chip. The color of each PANi film could be independently but simultaneously controlled, which means any 1-byte digital data could be displayed on the display. The PANi display had a response time as fast as about 100 ms, which means the transfer data rate was as fast as 80 bits per second.

Effects of training on postural control and agility when wearing socks of different compression levels

Directory of Open Access Journals (Sweden)

Jaakkola Timo

2017-02-01

Full Text Available Study aim: The aim of this study was to evaluate the effects of training while wearing socks differing in compression level (clinical, sub-clinical, regular on performance of static and dynamic balancing and agility tasks in healthy, physically active people. We sought to understand whether socks with different compression properties supported postural regulation and agility task performance by enhancing somatosensory perception, unskewed by specific age range effects. Material and methods: Participants comprised 61 adults aged 18-75 years, divided into three groups (two experimental groups wearing clinical or sub-clinical level compression socks, and one control group wearing regular non-compression socks during training. An 8-week (2 × 1h per week intervention programme was administered to train static and dynamic balance and postural control, leg strength and agility. Results: A mixed model ANOVA revealed no differences in static and dynamic balance and postural control and agility performance between clinical, sub-clinical, and control groups before and after training. All groups significantly improved their test performance, suggesting that training had some benefit on motor performance. Conclusions: These results raised interesting questions requiring further investigation to examine the effects of wearing socks (with and without different levels of compression on motor behaviours in specific groups of elderly vs. young participants, in physically active vs. less physically active people, and in performance settings outside standardized laboratory tests to study applications in natural performance environments.

The Analysis of the Relationship Between IT and the organizational Agility of Bojnourd Social Security Hospital

OpenAIRE

Saeed Bahramzadeh; Hossein Ali Bahramzadeh; Gorji Mohammad Bagher

2014-01-01

In the current research the relationship between the acceptance of IT and organizational agility of Bojnourd Social Security Hospital is analyzed. In this regard, Davis's technology acceptance model (TAM) and organizational agility, based on the model of London Institute study, has been examined. The statistical population is the entire hospital staff of 360. The sample size was determined 186 by using Krejcie and Morgan table. This research is practical in terms of purpose, and in terms of m...

Thymoquinone regulates gene expression levels in the estrogen metabolic and interferon pathways in MCF7 breast cancer cells

OpenAIRE

MOTAGHED, MARJANEH; AL-HASSAN, FAISAL MUTI; HAMID, SHAHRUL SAHUL

2013-01-01

New drugs are continuously being developed for the treatment of patients with estrogen receptor-positive breast cancer. Thymoquinone is one of the drugs that exhibits anticancer characteristics based on in vivo and in vitro models. This study further investigates the effects of thymoquinone on human gene expression using cDNA microarray technology. The quantification of RNA samples was carried out using an Agilent 2100 Bioanalyser to determine the RNA integrity number (RIN). The Agilent Low I...

Mechanical analysis of the acute effects of a heavy resistance exercise warm-up on agility performance in court-sport athletes.

Science.gov (United States)

Sole, Christopher J; Moir, Gavin L; Davis, Shala E; Witmer, Chad A

2013-12-18

The purpose of this study was to determine the acute effects of heavy resistance exercise on agility performance in court-sport athletes. Five men (age: 20.6 ± 1.9 years; body mass: 79.36 ± 11.74 kg; body height: 1.93 ± 0.09 m) and five women (age 21.2 ± 2.7 years; body mass: 65.8 ± 10.18 kg; body height 1.77 ± 0.08 m) volunteered to participate in the present study. All subjects were NCAA Division II athletes who currently participated in tennis or basketball and all had previous resistance training experience of at least one year. In a counterbalanced design, agility performance during a 10 m shuttle test was assessed following either a dynamic warm-up (DW) or heavy resistance warm-up (HRW) protocol. The HRW protocol consisted of three sets of squats at 50, 60, and 90% of 1-RM. Agility performance was captured using an eight camera motion analysis system and the mechanical variables of stride length, stride frequency, stance time, flight time, average ground reaction force, as well as agility time were recorded. No significant differences were reported for the HRW and DW protocols for any of the mechanical variables (p>0.05), although there was a trend towards the HRW protocol producing faster agility times compared to the control protocol (p = 0.074). Based on the trend towards a significant effect, as well as individual results it is possible that HRW protocols could be used as an acute method to improve agility performance in some court-sport athletes.

The study of relationship between coach-oriented management style and organizational agility in Shahid Sadoughi University of Medical Sciences

Directory of Open Access Journals (Sweden)

MM Dashti rahmatabadi

2016-11-01

Full Text Available Abstract Introduction: Learning and transformation are the two factors needed for the stability of high education system and universities in such complicated space. This article aims to investigate the link between coaching management style, as a new managerial approach, and organizational nimbleness as a continual and unpredictable transformation capability. Method: This is a descriptive- correlation study. It is also a survey research because data have been gathered of the sample included 218 employees of university of Medical Sciences; by use of standard coaching management questionnaire of Maclin et al and organizational agility questionnaire of Sharifi & Jong. The Cronbach's alpha for variables coaching management method and agility was %82 and %95, respectively. Results: According to the findings, it became clear that there is a moderate relationship between coaching management and agility variables responsibility and competency. Moreover, there is a weak relationship between coaching management method and variables flexibility and rapidity. Further, descriptive statistics show that coaching management is moderately related to the variable agility, because R=%25 8 and P= %95. Data was analyzed by use of SPSS software. Conclusion: Results show that there is a positive and meaningful relationship between coaching management method and organizational agility. Therefore, the organizations following coaching management and team working should know that suitable answering leads to the  persons knowledge development, flexibility, quality improvement, new innovations and rapidity of organizational changes.

Engineering Flexible and Agile Services : A Reference Architecture for Administrative Processes

NARCIS (Netherlands)

Gong, Y.

2012-01-01

To provide up-to-date services towards citizens and businesses, administrative organizations need to make sure their business services and processes and supporting applications are flexible and agile enough to deal with changing situations and ensure legal compliance all the time. The research

Transcript profiling of common bean (Phaseolus vulgaris L. using the GeneChip® Soybean Genome Array: optimizing analysis by masking biased probes

Directory of Open Access Journals (Sweden)

Gronwald John W

2010-05-01

Full Text Available Abstract Background Common bean (Phaseolus vulgaris L. and soybean (Glycine max both belong to the Phaseoleae tribe and share significant coding sequence homology. This suggests that the GeneChip® Soybean Genome Array (soybean GeneChip may be used for gene expression studies using common bean. Results To evaluate the utility of the soybean GeneChip for transcript profiling of common bean, we hybridized cRNAs purified from nodule, leaf, and root of common bean and soybean in triplicate to the soybean GeneChip. Initial data analysis showed a decreased sensitivity and accuracy of measuring differential gene expression in common bean cross-species hybridization (CSH GeneChip data compared to that of soybean. We employed a method that masked putative probes targeting inter-species variable (ISV regions between common bean and soybean. A masking signal intensity threshold was selected that optimized both sensitivity and accuracy of measuring differential gene expression. After masking for ISV regions, the number of differentially-expressed genes identified in common bean was increased by 2.8-fold reflecting increased sensitivity. Quantitative RT-PCR (qRT-PCR analysis of 20 randomly selected genes and purine-ureide pathway genes demonstrated an increased accuracy of measuring differential gene expression after masking for ISV regions. We also evaluated masked probe frequency per probe set to gain insight into the sequence divergence pattern between common bean and soybean. The sequence divergence pattern analysis suggested that the genes for basic cellular functions and metabolism were highly conserved between soybean and common bean. Additionally, our results show that some classes of genes, particularly those associated with environmental adaptation, are highly divergent. Conclusions The soybean GeneChip is a suitable cross-species platform for transcript profiling in common bean when used in combination with the masking protocol described. In

A New Agile Radiating System Called Electromagnetic Band Gap Matrix Antenna

Directory of Open Access Journals (Sweden)

Hussein Abou Taam

2014-01-01

Full Text Available Civil and military applications are increasingly in need for agile antenna devices which respond to wireless telecommunications, radars, and electronic warfare requirements. The objective of this paper is to design a new agile antenna system called electromagnetic band gap (EBG matrix. The working principle of this antenna is based on the radiating aperture theory and constitutes the subject of an accepted CNRS patent. In order to highlight the interest and the originality of this antenna, we present a comparison between it and a classical patch array only for the (one-dimensional 1D configuration by using a rigorous full wave simulation (CST Microwave software. In addition, EBG matrix antenna can be controlled by specific synthesis algorithms. These algorithms use inside their; optimization loop an analysis procedure to evaluate the radiation pattern. The analysis procedure is described and validated at the end of this paper.

The relationship between segmental coordination, agility and physical activity in adolescents

Directory of Open Access Journals (Sweden)

Eliseo García Cantó

2015-06-01

Full Text Available Motor competence (MC may be related to youth physical activity (PA level. In the last few years, MC has been studied as a possible determinant of children PA level, but has not been widely studied in adolescents. To analyze the relationship between MC and PA level 533 adolescents (271 men and 261 women from the southeast of Spain were assessed. To register weekly PA was used the International Physical Activity Questionnaire (IPAQ and for the MC, four coordination tests including throw and catch test, eye-hand and eye-foot coordination tests and agility circuit. Data were analyzed using ANOVA and binary logistic regression. The overall MC is consistently related with PA level. Eye-hand coordination test and the agility test define more accurately the tendency to high PA level. Programs to promote PA and focused on MC should be emphasized from early ages to adolescence.

Effects of High Intensity Interval Training on Increasing Explosive Power, Speed, and Agility

Science.gov (United States)

Fajrin, F.; Kusnanik, N. W.; Wijono

2018-01-01

High Intensity Interval Training (HIIT) is a type of exercise that combines high-intensity exercise and low intensity exercise in a certain time interval. This type of training is very effective and efficient to improve the physical components. The process of improving athletes achievement related to how the process of improving the physical components, so the selection of a good practice method will be very helpful. This study aims to analyze how is the effects of HIIT on increasing explosive power, speed, and agility. This type of research is quantitative with quasi-experimental methods. The design of this study used the Matching-Only Design, with data analysis using the t-test (paired sample t-test). After being given the treatment for six weeks, the results showed there are significant increasing in explosive power, speed, and agility. HIIT in this study used a form of exercise plyometric as high-intensity exercise and jogging as mild or moderate intensity exercise. Increase was due to the improvement of neuromuscular characteristics that affect the increase in muscle strength and performance. From the data analysis, researchers concluded that, Exercises of High Intensity Interval Training significantly effect on the increase in Power Limbs, speed, and agility.

Investigating the Practical Impact of Agile Practices on the Quality of Software Projects in Continuous Delivery

OpenAIRE

Olumide Akerele; Muthu Ramachandran; Mark Dixon

2014-01-01

Various factors affect the impact of agile factors on the continuous delivery of software projects. This is a major reason why projects perform differently- some failing and some succeeding- when they implement some agile practices in various environments. This is not helped by the fact that many projects work within limited budget while project plans also change-- making them to fall into some sort of pressure to meet deadline when they fall behind in their planned work. This study investiga...

Taxonomies of Educational Technology Uses: Dewey, Chip and Me

Science.gov (United States)

Levin, James A.

2014-01-01

In the early 1990s, Chip Bruce created a taxonomy of education technology uses, which the author of the article helped to expand and evaluate. This taxonomy is based on John Dewey's "four impulses of the child": inquiry, construction, communication, and expression. This taxonomy has helped people interested in the uses of…

The Scrum agile method: A systematic literature review

OpenAIRE

Krajnik, Matevž

2016-01-01

Scrum is an agile method for software engineering, used by companies to develop products faster and more efficiently. Because the customer is more engaged in the process and the development is incremental and iterative projects progress better, it is also easier to implement any changes in functionality the customer might want. In this thesis a review of existing scientific literature regarding the method Scrum in software engineering has been made. The review brought forth answers to three p...

Enabling Tussle-Agile Inter-networking Architectures by Underlay Virtualisation

Science.gov (United States)

Dianati, Mehrdad; Tafazolli, Rahim; Moessner, Klaus

In this paper, we propose an underlay inter-network virtualisation framework in order to enable tussle-agile flexible networking over the existing inter-network infrastructures. The functionalities that inter-networking elements (transit nodes, access networks, etc.) need to support in order to enable virtualisation are discussed. We propose the base architectures of each the abstract elements to support the required inter-network virtualisation functionalities.

Measuring The Variability Of Gamma-Ray Sources With AGILE

International Nuclear Information System (INIS)

Chen, Andrew W.; Vercellone, Stefano; Pellizzoni, Alberto; Tavani, Marco

2005-01-01

Variability in the gamma-ray flux above 100 MeV at various time scales is one of the primary characteristics of the sources detected by EGRET, both allowing the identification of individual sources and constraining the unidentified source classes. We present a detailed simulation of the capacity of AGILE to characterize the variability of gamma-ray sources, discussing the implications for source population studies

Combining Cloud-based Workflow Management System with SOA and CEP to Create Agility in Collaborative Environment

Directory of Open Access Journals (Sweden)

Marian STOICA

2017-01-01

Full Text Available In current economy, technological solutions like cloud computing, service-oriented architecture (SOA and complex event processing (CEP are recognized as modern approaches used for increasing the business agility and achieving innovation. The complexity of collaborative business environment raises more and more the need for performant workflow management systems (WfMS that meet current requirements. Each approach has advantages, but also faces challenges. In this paper we propose a solution for integration of cloud computing with WfMS, SOA and CEP that allows these technologies to complete each other and bank on their benefits to increase agility and reduce the challenges/problems. The paper presents a short introduction in the subject, followed by an analysis of the combination between cloud computing and WfMS and the benefits of cloud based workflow management system. The paper ends with a solution for combining cloud WfMS with SOA and CEP in order to gain business agility and real time collaboration, followed by conclusions and research directions.

Agile Methodologies and Software Process Improvement Maturity Models, Current State of Practice in Small and Medium Enterprises

OpenAIRE

Koutsoumpos, Vasileios; Marinelarena, Iker

2013-01-01

Abstract—Background: Software Process Improvement (SPI) maturity models have been developed to assist organizations to enhance software quality. Agile methodologies are used to ensure productivity and quality of a software product. Amongst others they are applied in Small and Medium – sized Enterprises (SMEs). However, little is known about the combination of Agile methodologies and SPI maturity models regarding SMEs and the results that could emerge, as all the current SPI models are address...

Frequency agile solar radiotelescope

Science.gov (United States)

Bastian, Tim S.

2003-02-01

The Frequency Agile Solar Radiotelescope (FASR) is a solar-dedicated, ground based, interferometric array optimized to perform broadband imaging spectroscopy from ~ 0.1-30+ GHz. It will do so with the angular, spectral, and temporal resolution required to exploit radio emission from the Sun as a diagnostic of the wide variety of astrophysical processes that occur there. FASR represents a major advance over existing radioheliographs, and is expected to remain the world's premier solar radio instrument for two decades or more after completion. FASR will be a versatile and powerful instrument, providing unique data to a broad users community. Solar, solar-terrestrial, and space physicists will exploit FASR to attack a broad science program, including problems of fundamental interest: coronal magnetography, solar flares and particle acceleration, drivers of space weather, and the thermal structure and dynamics of the solar atmosphere. A design study and implementation planning are underway. Recent progress is reviewed here.

Collective Memory Transfers for Multi-Core Chips

Energy Technology Data Exchange (ETDEWEB)

Michelogiannakis, George; Williams, Alexander; Shalf, John

2013-11-13

Future performance improvements for microprocessors have shifted from clock frequency scaling towards increases in on-chip parallelism. Performance improvements for a wide variety of parallel applications require domain-decomposition of data arrays from a contiguous arrangement in memory to a tiled layout for on-chip L1 data caches and scratchpads. How- ever, DRAM performance suffers under the non-streaming access patterns generated by many independent cores. We propose collective memory scheduling (CMS) that actively takes control of collective memory transfers such that requests arrive in a sequential and predictable fashion to the memory controller. CMS uses the hierarchically tiled arrays formal- ism to compactly express collective operations, which greatly improves programmability over conventional prefetch or list- DMA approaches. CMS reduces application execution time by up to 32% and DRAM read power by 2.2×, compared to a baseline DMA architecture such as STI Cell.

Pixel detector readout chip

CERN Multimedia

1991-01-01

Close-up of a pixel detector readout chip. The photograph shows an aera of 1 mm x 2 mm containing 12 separate readout channels. The entire chip contains 1000 readout channels (around 80 000 transistors) covering a sensitive area of 8 mm x 5 mm. The chip has been mounted on a silicon detector to detect high energy particles.

Hepatic gene expression profiling using GeneChips in zebrafish exposed to 17{alpha}-methyldihydrotestosterone

Energy Technology Data Exchange (ETDEWEB)

Hoffmann, J.L.; Thomason, R.G.; Lee, D.M.; Brill, J.L.; Price, B.B.; Carr, G.J. [Miami Valley Innovation Center, Procter and Gamble Company, P.O. Box 538707, Cincinnati, OH 45253-8707 (United States); Versteeg, D.J. [Miami Valley Innovation Center, Procter and Gamble Company, P.O. Box 538707, Cincinnati, OH 45253-8707 (United States)], E-mail: versteeg.dj@pg.com

2008-04-28

Concentration and time-dependent changes in hepatic gene expression were examined in adult, female zebrafish (Danio rerio) exposed to 0, 0.1, 0.7, 4.9 {mu}g/L of a model androgen, 17{alpha}-methyldihydrotestosterone (MDHT). At 24 and 168 h, fish were sacrificed and liver was extracted for gene expression analysis using custom Affymetrix GeneChip Zebrafish Genome Microarrays. In an effort to link gene expression changes to higher levels of biological organization, blood was collected for measurement of plasma steroid hormones (17{beta}-estradiol (E2), testosterone (T)) and vitellogenin (VTG) using ELISA. Body and ovary weight were also measured. A significant reduction in E2 occurred at 24 h (0.7 and 4.9 {mu}g/L) and 168 h (4.9 {mu}g/L) following MDHT exposure. In contrast, T was significantly increased at 24 h (4.9 {mu}g/L) and 168 h (0.1, 0.7, 4.9 {mu}g/L). 171 and 575 genes were significantly affected in a concentration-dependent manner at either 24 or 168 h by MDHT exposure at p {<=} 0.001 and p {<=} 0.01, respectively. Genes involved in retinoic acid metabolism (e.g. aldehyde dehydrogenase 8, member A1; retinol dehydrogenase 12), steroid biosynthesis and metabolism (e.g. hydroxysteroid (11{beta}) dehydrogenase 2; hydroxy-delta-5-steroid dehydrogenase, 3 beta-), hormone transport (e.g. sex hormone binding globulin), and regulation of cell growth and proliferation (e.g. N-myc downstream regulated gene 1; spermidinespermine N(1)-acetyltransferase) were affected by MDHT exposure. In this study, we identified genes involved in a variety of biological processes that have the potential to be used as markers of exposure to androgenic substances. Genes identified in this study provide information on the potential mode of action of strong androgens in female fish. In addition, when used for screening of EDC's, these genes may also serve as sensitive markers of exposure to androgenic compounds.

Mechanical Analysis of the Acute Effects of a Heavy Resistance Exercise Warm-Up on Agility Performance in Court-Sport Athletes

Science.gov (United States)

Sole, Christopher J.; Moir, Gavin L.; Davis, Shala E.; Witmer, Chad A.

2013-01-01

The purpose of this study was to determine the acute effects of heavy resistance exercise on agility performance in court-sport athletes. Five men (age: 20.6 ± 1.9 years; body mass: 79.36 ± 11.74 kg; body height: 1.93 ± 0.09 m) and five women (age 21.2 ± 2.7 years; body mass: 65.8 ± 10.18 kg; body height 1.77 ± 0.08 m) volunteered to participate in the present study. All subjects were NCAA Division II athletes who currently participated in tennis or basketball and all had previous resistance training experience of at least one year. In a counterbalanced design, agility performance during a 10 m shuttle test was assessed following either a dynamic warm-up (DW) or heavy resistance warm-up (HRW) protocol. The HRW protocol consisted of three sets of squats at 50, 60, and 90% of 1-RM. Agility performance was captured using an eight camera motion analysis system and the mechanical variables of stride length, stride frequency, stance time, flight time, average ground reaction force, as well as agility time were recorded. No significant differences were reported for the HRW and DW protocols for any of the mechanical variables (p>0.05), although there was a trend towards the HRW protocol producing faster agility times compared to the control protocol (p = 0.074). Based on the trend towards a significant effect, as well as individual results it is possible that HRW protocols could be used as an acute method to improve agility performance in some court-sport athletes. PMID:24511350

Cross Sectional Study of Agile Software Development Methods and Project Performance

Science.gov (United States)

Lambert, Tracy

2011-01-01

Agile software development methods, characterized by delivering customer value via incremental and iterative time-boxed development processes, have moved into the mainstream of the Information Technology (IT) industry. However, despite a growing body of research which suggests that a predictive manufacturing approach, with big up-front…

Unraveling the rat blood genome-wide transcriptome after oral administration of lavender oil by a two-color dye-swap DNA microarray approach

Directory of Open Access Journals (Sweden)

Motohide Hori

2016-06-01

Full Text Available Lavender oil (LO is a commonly used essential oil in aromatherapy as non-traditional medicine. With an aim to demonstrate LO effects on the body, we have recently established an animal model investigating the influence of orally administered LO in rat tissues, genome-wide. In this brief, we investigate the effect of LO ingestion in the blood of rat. Rats were administered LO at usual therapeutic dose (5 mg/kg in humans, and following collection of the venous blood from the heart and extraction of total RNA, the differentially expressed genes were screened using a 4 × 44-K whole-genome rat chip (Agilent microarray platform; Agilent Technologies, Palo Alto, CA, USA in conjunction with a two-color dye-swap approach. A total of 834 differentially expressed genes in the blood were identified: 362 up-regulated and 472 down-regulated. These genes were functionally categorized using bioinformatics tools. The gene expression inventory of rat blood transcriptome under LO, a first report, has been deposited into the Gene Expression Omnibus (GEO: GSE67499. The data will be a valuable resource in examining the effects of natural products, and which could also serve as a human model for further functional analysis and investigation.

Preservation of forest wood chips

Energy Technology Data Exchange (ETDEWEB)

Kofman, P.D.; Thomsen, I.M.; Ohlsson, C.; Leer, E.; Ravn Schmidt, E.; Soerensen, M.; Knudsen, P.

1999-01-01

As part of the Danish Energy Research Programme on biomass utilisation for energy production (EFP), this project concerns problems connected to the handling and storing of wood chips. In this project, the possibility of preserving wood chips of the Norway Spruce (Picea Abies) is addressed, and the potential improvements by anaerobic storage are tested. Preservation of wood chips aims at reducing dry matter losses from extensive heating during storage and to reduce production of fungal spores. Fungal spores pose a health hazards to workers handling the chips. Further the producers of wood chips are interested in such a method since it would enable them to give a guarantee for the delivery of homogeneous wood chips also during the winter period. Three different types of wood chips were stored airtight and further one of these was stored in accordance with normal practise and use as reference. The results showed that airtight storage had a beneficial impact on the quality of the chips: no redistribution of moisture, low dry matter losses, unfavourable conditions for microbial activity of most fungi, and the promotion of yeasts instead of fungi with airborne spores. Likewise the firing tests showed that no combustion problems, and no increased risk to the environment or to the health of staff is caused by anaerobic storage of wood chips. In all, the tests of the anaerobic storage method of forest wood chips were a success and a large-scale test of the method will be carried out in 1999. (au)

Strength and agility skills of grade 1-learners: North-West child study ...

African Journals Online (AJOL)

Proficiency, second edition (BOT-2) was used to evaluate the children's strength and agility skills. The results showed meaningful gender differences with respect to the strength skills of the learners, since boys performed better in the standing long ...

The use of agile systems development methodologies in the telecommunication industry in South Africa / B.M. Mazengera

OpenAIRE

Mazengera, Bruce Mwai Analinafe

2009-01-01

Over the last decade, systems development professionals have recognised the need to use agile systems development methodologies (ASDMs) in the telecommunication industry. This is partly due to the barriers identified by Mansurov (2000) which suggest that the use of agile methodologies in the telecommunication industry would reduce the ratio of time-to-market. In the South African context, the industry has cemented its position as a major driving force of the economy as a whole. The industry's...

Effects of Video-Based Visual Training on Decision-Making and Reactive Agility in Adolescent Football Players

Directory of Open Access Journals (Sweden)

Alfred Nimmerichter

2015-12-01

Full Text Available This study investigated the trainability of decision-making and reactive agility via video-based visual training in young athletes. Thirty-four members of a national football academy (age: 14.4 ± 0.1 years were randomly assigned to a training (VIS; n = 18 or a control group (CON; n = 16. In addition to the football training, the VIS completed a video-based visual training twice a week over a period of six weeks during the competition phase. Using the temporal occlusion technique, the players were instructed to react on one-on-one situations shown in 40 videos. The number of successful decisions and the response time were measured with a video-based test. In addition, the reactive-agility sprint test was used. VIS significantly improved the number of successful decisions (22.2 ± 3.6 s vs. 29.8 ± 4.5 s; p < 0.001, response time (0.41 ± 0.10 s vs. 0.31 ± 0.10 s; p = 0.006 and reactive agility (2.22 ± 0.33 s vs. 1.94 ± 0.11 s; p = 0.001 pre- vs. post-training. No significant differences were found for CON. The results have shown that video-based visual training improves the time to make decisions as well as reactive agility sprint-time, accompanied by an increase in successful decisions. It remains to be shown whether or not such training can improve simulated or actual game performance.

Between a rock and a hard place: Management and implementation teams’ expectations of project managers in an agile information systems delivery environment

Directory of Open Access Journals (Sweden)

Songezo Nkukwana

2017-08-01

Objectives: This case study investigated how project managers could adapt to agile IS implementation environments to remain relevant. Specifically, the views of their key stakeholders (the management and implementation teams were elicited to provide insights into what is expected from agile project managers. Method: A qualitative, inductive content analysis approach using purposive sampling was used to identify 13 participants (comprising management and implementation team members within a large South African insurance company. Semi-structured interviews were conducted with all participants. Results: The management and implementation teams agreed that PM remains highly relevant in an agile environment for ensuring project governance including delivery, risk management, reporting and budgeting. There was, however, disagreement between the management and implementation teams on project management interaction with the implementation team. Management preferred a command and control type project manager, while the implementation team favoured a more inclusive, facilitative PM style. Conclusion: To remain viable in an agile IS project implementation environment within large corporates, project managers need to be aware of what various stakeholders expect of them. They need to retain some of the classic PM functions while adapting to the interpersonal and collaborative requirements of the agile way.

The impact of CHIP premium increases on insurance outcomes among CHIP eligible children.

Science.gov (United States)

Nikolova, Silviya; Stearns, Sally

2014-03-03

Within the United States, public insurance premiums are used both to discourage private health policy holders from dropping coverage and to reduce state budget costs. Prior research suggests that the odds of having private coverage and being uninsured increase with increases in public insurance premiums. The aim of this paper is to test effects of Children's Health Insurance Program (CHIP) premium increases on public insurance, private insurance, and uninsurance rates. The fact that families just below and above a state-specific income cut-off are likely very similar in terms of observable and unobservable characteristics except the premium contribution provides a natural experiment for estimating the effect of premium increases. Using 2003 Medical Expenditure Panel Survey (MEPS) merged with CHIP premiums, we compare health insurance outcomes for CHIP eligible children as of January 2003 in states with a two-tier premium structure using a cross-sectional regression discontinuity methodology. We use difference-in-differences analysis to compare longitudinal insurance outcomes by December 2003. Higher CHIP premiums are associated with higher likelihood of private insurance. Disenrollment from CHIP in response to premium increases over time does not increase the uninsurance rate. When faced with higher CHIP premiums, private health insurance may be a preferable alternative for CHIP eligible families with higher incomes. Therefore, competition in the insurance exchanges being formed under the Affordable Care Act could enhance choice.

AGILE SOFTWARE DEVELOPMENT METHODOLOGIES: AN OVERVIEW OF THE CURRENT STATE OF RESEARCH

Directory of Open Access Journals (Sweden)

Naftanaila Ionel

2009-05-01

Full Text Available Under the current economic conditions many organizations strive to continue the trend towards adopting agile processes, in order to take advantage of the numerous benefits that these can offer. Those benefits include quicker return on investment, better s

The mechanism and realization of a band-agile coaxial relativistic backward-wave oscillator

Energy Technology Data Exchange (ETDEWEB)

Ge, Xingjun; Zhang, Jun; Zhong, Huihuang; Qian, Baoliang; Wang, Haitao [College of Optoelectronic Science and Engineering, National University of Defense Technology, Changsha 410073 (China)

2014-11-03

The mechanism and realization of a band-agile coaxial relativistic backward-wave oscillator (RBWO) are presented. The operation frequency tuning can be easily achieved by merely altering the inner-conductor length. The key effects of the inner-conductor length contributing to the mechanical frequency tunability are investigated theoretically and experimentally. There is a specific inner-conductor length where the operation frequency can jump from one mode to another mode, which belongs to a different operation band. In addition, the operation frequency is tunable within each operation band. During simulation, the L-band microwave with a frequency of 1.61 GHz is radiated when the inner-conductor length is 39 cm. Meanwhile, the S-band microwave with a frequency of 2.32 GHz is radiated when the inner-conductor length is 5 cm. The frequency adjustment bandwidths of L-band and S-band are about 8.5% and 2%, respectively. Moreover, the online mechanical tunability process is described in detail. In the initial experiment, the generated microwave frequencies remain approximately 1.59 GHz and 2.35 GHz when the inner-conductor lengths are 39 cm and 5 cm. In brief, this technical route of the band-agile coaxial RBWO is feasible and provides a guide to design other types of band-agile high power microwaves sources.

Advanced flip chip packaging

CERN Document Server

Lai, Yi-Shao; Wong, CP

2013-01-01

Advanced Flip Chip Packaging presents past, present and future advances and trends in areas such as substrate technology, material development, and assembly processes. Flip chip packaging is now in widespread use in computing, communications, consumer and automotive electronics, and the demand for flip chip technology is continuing to grow in order to meet the need for products that offer better performance, are smaller, and are environmentally sustainable. This book also: Offers broad-ranging chapters with a focus on IC-package-system integration Provides viewpoints from leading industry executives and experts Details state-of-the-art achievements in process technologies and scientific research Presents a clear development history and touches on trends in the industry while also discussing up-to-date technology information Advanced Flip Chip Packaging is an ideal book for engineers, researchers, and graduate students interested in the field of flip chip packaging.

EFFECT OF DYNAMIC BALANCE TRAINING ON AGILITY IN MALE BASKETBALL PLAYERS

Directory of Open Access Journals (Sweden)

Avi Saraswat

2015-10-01

Full Text Available Background: Athletes focus their training on two major goals, i.e., avoidance of the injury and increasing the performance. Balance training has been widely used in competitive sports to improve the balance and thus reduce the risk of injury, for example, ligamentous sprains, which are very common in Basketball. On the other hand, various drills are being used to improve the performance parameters such as agility. Our effort is to find out an exercise program which focuses on balance training and see whether it has any effect on agility. Methods: The study design was a Pretest-Posttest Control-Group Design. 30 healthy school level Male Basketball Players were selected from V-One Basketball Academy, Don Bosco Basketball Academy, Modern School Basketball Academy, New Delhi. They were randomly divided into two groups. Group A performed dynamic balance training 3 sessions per week for 4 weeks. Group B performed conventional exercises throughout the duration of the study. Outcome measure, i.e., T- test was measured pre and post 4 week period. Results: Data analysis was done by Independent t test and Paired t test for between group analysis and within group analysis respectively. There was a significant reduction in T-test times in the experimental group as compared to the control group (‘p’ value <0.05 while there was no significant improvement in the control group. Conclusion: Four weeks of dynamic balance training significantly improved agility as detected by T-test. Thus it can be concluded that the used protocol can be incorporated in the training regimes to reduce the risk of injury as well as improve the performance.

UW VLSI chip tester

Science.gov (United States)

McKenzie, Neil

1989-12-01

We present a design for a low-cost, functional VLSI chip tester. It is based on the Apple MacIntosh II personal computer. It tests chips that have up to 128 pins. All pin drivers of the tester are bidirectional; each pin is programmed independently as an input or an output. The tester can test both static and dynamic chips. Rudimentary speed testing is provided. Chips are tested by executing C programs written by the user. A software library is provided for program development. Tests run under both the Mac Operating System and A/UX. The design is implemented using Xilinx Logic Cell Arrays. Price/performance tradeoffs are discussed.

The Usability Expert’s Fear of Agility

DEFF Research Database (Denmark)

Nielsen, Lene; Madsen, Sabine

2012-01-01

This paper contributes to the HCI literature on usability practice with insights about the empirical challenges and global emerging practices caused by the advent of agile software development (ASD). In the paper we report from a worldwide study involving 12 usability professionals from 12...... different countries. The findings show that the usability professionals share a forced development and innovation in their practice that stem from their clients’ adoption and use of ASD methods. The ASD methods challenge the way usability testing is performed, the abilities of the usability expert......, the usability deliverables, and the experts’ assumptions about the importance of validity....

Cache-aware network-on-chip for chip multiprocessors

Science.gov (United States)

Tatas, Konstantinos; Kyriacou, Costas; Dekoulis, George; Demetriou, Demetris; Avraam, Costas; Christou, Anastasia

2009-05-01

This paper presents the hardware prototype of a Network-on-Chip (NoC) for a chip multiprocessor that provides support for cache coherence, cache prefetching and cache-aware thread scheduling. A NoC with support to these cache related mechanisms can assist in improving systems performance by reducing the cache miss ratio. The presented multi-core system employs the Data-Driven Multithreading (DDM) model of execution. In DDM thread scheduling is done according to data availability, thus the system is aware of the threads to be executed in the near future. This characteristic of the DDM model allows for cache aware thread scheduling and cache prefetching. The NoC prototype is a crossbar switch with output buffering that can support a cache-aware 4-node chip multiprocessor. The prototype is built on the Xilinx ML506 board equipped with a Xilinx Virtex-5 FPGA.

Exploring Chemical Equilibrium with Poker Chips: A General Chemistry Laboratory Exercise

Science.gov (United States)

Bindel, Thomas H.

2012-01-01

A hands-on laboratory exercise at the general chemistry level introduces students to chemical equilibrium through a simulation that uses poker chips and rate equations. More specifically, the exercise allows students to explore reaction tables, dynamic chemical equilibrium, equilibrium constant expressions, and the equilibrium constant based on…

Experiment list: SRX122496 [Chip-atlas[Archive

Lifescience Database Archive (English)

Full Text Available || chip antibody=Rel || treatment=LPS || time=120 min || chip antibody manufacturer 1=Santa Cruz || chip ant...ibody catalog number 1=sc-71 || chip antibody manufacturer 2=Santa Cruz || chip antibody catalog number 2=sc

The importance of open- and closed-skill agility for team selection of adult male basketball players.

Science.gov (United States)

Scanlan, A T; Tucker, P S; Dalbo, V J

2015-05-01

Open-skill agility qualities have yet to be described in adult male basketball players. Further, the importance of open- and closed-skill agility for team selection remains unknown. Thus, this study aimed to: 1) describe the open- and closed-skill agility of adult male basketball players; and 2) compare these properties between starting and non-starting players. A cross-sectional between-group design was used. Six starting (playing time: 30.1 ± 8.8 min; age: 30.5 ± 4.8 years; height: 192.1 ± 7.7 cm; body mass: 100.5 ± 15.0 kg; VO(2max): 48.4 ± 6.6 mL∙kg⁻¹∙min⁻¹) and six non-starting (4.3 ± 3.6 min; 21.3 ± 5 years; 185.7 ± 7.4 cm; 94.4 ± 17.9 kg; 50.6 ± 3.9 mL∙kg⁻¹∙min⁻¹) state-level basketball players completed multiple trials for the Change of Direction Speed Test (CODST) and Reactive Agility Test (RAT). No statistically significant between-group differences were evident for CODST movement time (starters: 1.652 ± 0.047 s; non-starters: 1.626 ± 0.040 s, P=0.68), RAT response time (starters: 307.5 ± 100.5 ms; non-starters: 426.5 ± 140.7 ms, P=0.12), and RAT decision-making time (starters: 110.7 ± 11.0 ms; non-starters: 147.3 ± 14.2 ms, P=0.08). However, starters (2.001 ± 0.051 s) possessed significantly (P=0.02) faster RAT total movement times than non-starters (2.182 ± 0.040 s). These data support the utility of perceptual and cognitive components of agility performance in distinguishing starting from non-starting players in basketball. Consequently, basketball coaching and conditioning staff should incorporate sport-specific reactive training drills for all players during the annual conditioning plan.

Smart vision chips: An overview

Science.gov (United States)

Koch, Christof

1994-01-01

This viewgraph presentation presents four working analog VLSI vision chips: (1) time-derivative retina, (2) zero-crossing chip, (3) resistive fuse, and (4) figure-ground chip; work in progress on computing motion and neuromorphic systems; and conceptual and practical lessons learned.

Experiment list: SRX122465 [Chip-atlas[Archive

Lifescience Database Archive (English)

Full Text Available 6 || chip antibody=Relb || treatment=LPS || time=120 min || chip antibody manufacturer 1=Bethyl || chip anti...body catalog number 1=A302-183A || chip antibody manufacturer 2=Santa Cruz || chip antibody catalog number 2

Experiment list: SRX122555 [Chip-atlas[Archive

Lifescience Database Archive (English)

Full Text Available chip antibody=Stat1 || treatment=LPS || time=120 min || chip antibody manufacturer 1=Santa Cruz || chip anti...body catalog number 1=sc-346 || chip antibody manufacturer 2=Bethyl || chip antibody catalog number 2=A302-7

The Prevalence of UX Design in Agile Development Processes in Industry

DEFF Research Database (Denmark)

Pedersen, Tina Øvad

2015-01-01

analyses. Almost all the companies carried out development using the Scrum framework. All of the companies were interested in the idea of agile UX, and found the idea of using the developers as a UX resource interesting. This, together with an idea of modifying existing usability methods to be used...

On-chip digital power supply control for system-on-chip applications

NARCIS (Netherlands)

Meijer, M.; Pineda de Gyvez, J.; Otten, R.H.J.M.

2005-01-01

The authors presented an on-chip, fully-digital, power-supply control system. The scheme consists of two independent control loops that regulate power supply variations due to semiconductor process spread, temperature, and chip's workload. Smart power-switches working as linear voltage regulators

SDN-Enabled Dynamic Feedback Control and Sensing in Agile Optical Networks

Science.gov (United States)

Lin, Likun

Fiber optic networks are no longer just pipelines for transporting data in the long haul backbone. Exponential growth in traffic in metro-regional areas has pushed higher capacity fiber toward the edge of the network, and highly dynamic patterns of heterogeneous traffic have emerged that are often bursty, severely stressing the historical "fat and dumb pipe" static optical network, which would need to be massively over-provisioned to deal with these loads. What is required is a more intelligent network with a span of control over the optical as well as electrical transport mechanisms which enables handling of service requests in a fast and efficient way that guarantees quality of service (QoS) while optimizing capacity efficiency. An "agile" optical network is a reconfigurable optical network comprised of high speed intelligent control system fed by real-time in situ network sensing. It provides fast response in the control and switching of optical signals in response to changing traffic demands and network conditions. This agile control of optical signals is enabled by pushing switching decisions downward in the network stack to the physical layer. Implementing such agility is challenging due to the response dynamics and interactions of signals in the physical layer. Control schemes must deal with issues such as dynamic power equalization, EDFA transients and cascaded noise effects, impairments due to self-phase modulation and dispersion, and channel-to-channel cross talk. If these issues are not properly predicted and mitigated, attempts at dynamic control can drive the optical network into an unstable state. In order to enable high speed actuation of signal modulators and switches, the network controller must be able to make decisions based on predictive models. In this thesis, we consider how to take advantage of Software Defined Networking (SDN) capabilities for network reconfiguration, combined with embedded models that access updates from deployed network

The Effect of Agile Workspace and Remote Working on Experiences of Privacy, Crowding and Satisfaction

Directory of Open Access Journals (Sweden)

Trevor Keeling

2015-08-01

Full Text Available Occupant density is an important and basic metric of space use efficiency. It affects user experience of privacy, crowding and satisfaction. The effect of agile working has been two fold. Firstly, offices have an increasing range of workspace settings such as break out space, collaborative space and contemplative space in contrast to the traditional workspace settings of assigned desks and formal meeting rooms. Secondly, office workers have become increasingly mobile as they are able to work from a greater variety of locations both in and out of their main place of work. This study asks whether workers who occupy agile workspaces and those with greater mobility experience privacy differently from workers with more conventional offices and work patterns. The experience of privacy can be considered in terms of retreat from people, control of information flow and control of interactions. Our results show that agile workspaces improve the ability to control information compared with open plan offices. It was also found that highly mobile workers are more sensitive to the negative effects of interacting with people. From this a taxonomy of offices is defined in terms of the features that contribute to the experience of privacy.

Vision and agility training in community dwelling older adults: incorporating visual training into programs for fall prevention.

Science.gov (United States)

Reed-Jones, Rebecca J; Dorgo, Sandor; Hitchings, Maija K; Bader, Julia O

2012-04-01

This study aimed to examine the effect of visual training on obstacle course performance of independent community dwelling older adults. Agility is the ability to rapidly alter ongoing motor patterns, an important aspect of mobility which is required in obstacle avoidance. However, visual information is also a critical factor in successful obstacle avoidance. We compared obstacle course performance of a group that trained in visually driven body movements and agility drills, to a group that trained only in agility drills. We also included a control group that followed the American College of Sports Medicine exercise recommendations for older adults. Significant gains in fitness, mobility and power were observed across all training groups. Obstacle course performance results revealed that visual training had the greatest improvement on obstacle course performance (22%) following a 12 week training program. These results suggest that visual training may be an important consideration for fall prevention programs. Copyright © 2011 Elsevier B.V. All rights reserved.

Design and application of reconfigurable manufacturing systems in agile mass customization manufacturing environment.

CSIR Research Space (South Africa)

Xing, B

2007-05-01

Full Text Available processes. Many manufacturing techniques are based on the principles of Flexible Manufacturing and Dedicated Manufacturing for mass production. Reconfigurable Manufacturing System, (RMS), is a manufacturing system that can provide for Agile Manufacturing...

The Complementary Relationship between Organizational Architecture and Organizational Agility An Empirical Study in Mobile Carriers of Erbil – Iraq

OpenAIRE

Laith Ali Yousif Al-Hakim; Thabit Hassan Thabit; Hamed Adel Abbas Al-Nasrawi

2017-01-01

The present research aims to investigate the relationship between organizational architecture and organizational agility in the mobile carriers of Erbil in Iraq. A questionnaire was conducted on mobile companies based on a random sampling technique. The results show there is a statistically significance and positive relation between organizational architecture and organizational agility. The results also indicated that organizational architecture has a statistically significant and direct pos...

Information Visualization for Agile Development in Large‐Scale Organizations

OpenAIRE

Manzoor, Numan; Shahzad, Umar

2012-01-01

Context: Agile/lean development has been successful situations where small teams collaborate over long periods of time with project stakeholders. Unclear is how such teams plan and coordinate their work in such situations where inter-dependencies with other projects exist. In large organizations, scattered teams and complex team structure makes it difficult for every stakeholder to have a clear understanding of project information. These factors make it difficult for large‐scale organizations...

Microarray labeling extension values: laboratory signatures for Affymetrix GeneChips

Science.gov (United States)

Lee, Yun-Shien; Chen, Chun-Houh; Tsai, Chi-Neu; Tsai, Chia-Lung; Chao, Angel; Wang, Tzu-Hao

2009-01-01

Interlaboratory comparison of microarray data, even when using the same platform, imposes several challenges to scientists. RNA quality, RNA labeling efficiency, hybridization procedures and data-mining tools can all contribute variations in each laboratory. In Affymetrix GeneChips, about 11–20 different 25-mer oligonucleotides are used to measure the level of each transcript. Here, we report that ‘labeling extension values (LEVs)’, which are correlation coefficients between probe intensities and probe positions, are highly correlated with the gene expression levels (GEVs) on eukayotic Affymetrix microarray data. By analyzing LEVs and GEVs in the publicly available 2414 cel files of 20 Affymetrix microarray types covering 13 species, we found that correlations between LEVs and GEVs only exist in eukaryotic RNAs, but not in prokaryotic ones. Surprisingly, Affymetrix results of the same specimens that were analyzed in different laboratories could be clearly differentiated only by LEVs, leading to the identification of ‘laboratory signatures’. In the examined dataset, GSE10797, filtering out high-LEV genes did not compromise the discovery of biological processes that are constructed by differentially expressed genes. In conclusion, LEVs provide a new filtering parameter for microarray analysis of gene expression and it may improve the inter- and intralaboratory comparability of Affymetrix GeneChips data. PMID:19295132

Experimental and theoretical analysis of integrated circuit (IC) chips on flexible substrates subjected to bending

Science.gov (United States)

Chen, Ying; Yuan, Jianghong; Zhang, Yingchao; Huang, Yonggang; Feng, Xue

2017-10-01

The interfacial failure of integrated circuit (IC) chips integrated on flexible substrates under bending deformation has been studied theoretically and experimentally. A compressive buckling test is used to impose the bending deformation onto the interface between the IC chip and the flexible substrate quantitatively, after which the failed interface is investigated using scanning electron microscopy. A theoretical model is established based on the beam theory and a bi-layer interface model, from which an analytical expression of the critical curvature in relation to the interfacial failure is obtained. The relationships between the critical curvature, the material, and the geometric parameters of the device are discussed in detail, providing guidance for future optimization flexible circuits based on IC chips.

Supply chains of forest chip production in Finland

Energy Technology Data Exchange (ETDEWEB)

Kaerhae, Kalle (Metsaeteho Oy, Helsinki (Finland)), e-mail: kalle.karha@metsateho.fi

2010-07-15

The Metsaeteho study investigated how logging residue chips, stump wood chips, and chips from small sized thinning wood and large-sized (rotten) roundwood used by heating and power plants were produced in Finland in 2008. Almost all the major forest chip suppliers in Finland were involved in the study. The total volume of forest chips supplied in 2008 by these suppliers was 6.5 TWh. The study was implemented by conducting an e-mail questionnaire survey and telephone interviews. Research data was collected in March-May 2009. The majority of the logging residue chips and chips from small-sized thinning wood were produced using the roadside chipping supply chain in Finland in 2008. The chipping at plant supply chain was also significant in the production of logging residue chips. 70% of all stump wood chips consumed were comminuted at the plant and 29% at terminals. The role of the terminal chipping supply chain was also significant in the production of chips from logging residues and small-sized wood chips. When producing chips from large-sized (rotten) roundwood, nearly a half of chips were comminuted at plants and more than 40% at terminals

Supply systems of forest chip production in Finland

Energy Technology Data Exchange (ETDEWEB)

Kaerhae, K. (Metsaeteho Oy, Helsinki (Finland)), e-mail: kalle.karha@metsateho.fi

2010-07-01

The Metsaeteho study investigated how logging residue chips, stump wood chips, and chips from small-diameter thinning wood and large-sized (rotten) roundwood used by heating and power plants were produced in Finland in 2009. Almost all the major forest chip suppliers in Finland were involved in the study. The total volume of forest chips supplied in 2009 by these suppliers was 8,4 TWh. The study was implemented by conducting an e-mail questionnaire survey and telephone interviews. Research data was collected from March-May, 2010. The majority of the logging residue chips and chips from small-diameter thinning wood were produced using the roadside chipping supply system in Finland in 2009. The chipping at plant supply system was also significant in the production of logging residue chips. Nearly 70 % of all stump wood chips consumed were comminuted at the plant and 28 % at terminals. The role of the terminal chipping supply system was also significant in the production of chips from logging residues and small-diameter wood chips. When producing chips from large-sized (rotten) roundwood, similarly roughly 70 % of chips were comminuted at plants and 23 % at terminals. (orig.)

Supply chains of forest chip production in Finland

Energy Technology Data Exchange (ETDEWEB)

Kaerhae, K. (Metsaeteho Oy, Helsinki (Finland)), Email: kalle.karha@metsateho.fi

2009-07-01

The Metsaeteho study investigated how logging residue chips. stump wood chips, and chips from small-sized thinning wood and large-sized (rotten) roundwood used by heating and power plants were produced in Finland in 2008. Almost all the major forest chip suppliers in Finland were involved in the study. The total volume of forest chips supplied in 2008 by these suppliers was 6,5 TWh. The study was implemented by conducting an e-mail questionnaire survey and telephone interviews. Research data was collected in March-May 2009. The majority of the logging residue chips and chips from small-sized thinning wood were produced using the roadside chipping supply chain in Finland in 2008. The chipping at plant supply chain was also significant in the production of logging residue chips. 70% of all stump wood chips consumed were comminuted at the plant and 29% at terminals. The role of the terminal chipping supply chain was also significant in the production of chips from logging residues and small-sized wood chips. When producing chips from large-sized (rotten) roundwood, nearly a half of chips were comminuted at plants and more than 40 % at terminals. (orig.)

Lean vs Agile in the Context of Complexity Management in Organizations

Science.gov (United States)

Putnik, Goran D.; Putnik, Zlata

2012-01-01

Purpose: The objective of this paper is to provide a deeper insight into the relationship of the issue "lean vs agile" in order to inform managers towards more coherent decisions especially in a dynamic, unpredictable, uncertain, non-linear environment. Design/methodology/approach: The methodology is an exploratory study based on secondary data…

"NeuroStem Chip": a novel highly specialized tool to study neural differentiation pathways in human stem cells

Directory of Open Access Journals (Sweden)

Li Jia-Yi

2007-02-01

Full Text Available Abstract Background Human stem cells are viewed as a possible source of neurons for a cell-based therapy of neurodegenerative disorders, such as Parkinson's disease. Several protocols that generate different types of neurons from human stem cells (hSCs have been developed. Nevertheless, the cellular mechanisms that underlie the development of neurons in vitro as they are subjected to the specific differentiation protocols are often poorly understood. Results We have designed a focused DNA (oligonucleotide-based large-scale microarray platform (named "NeuroStem Chip" and used it to study gene expression patterns in hSCs as they differentiate into neurons. We have selected genes that are relevant to cells (i being stem cells, (ii becoming neurons, and (iii being neurons. The NeuroStem Chip has over 1,300 pre-selected gene targets and multiple controls spotted in quadruplicates (~46,000 spots total. In this study, we present the NeuroStem Chip in detail and describe the special advantages it offers to the fields of experimental neurology and stem cell biology. To illustrate the utility of NeuroStem Chip platform, we have characterized an undifferentiated population of pluripotent human embryonic stem cells (hESCs, cell line SA02. In addition, we have performed a comparative gene expression analysis of those cells versus a heterogeneous population of hESC-derived cells committed towards neuronal/dopaminergic differentiation pathway by co-culturing with PA6 stromal cells for 16 days and containing a few tyrosine hydroxylase-positive dopaminergic neurons. Conclusion We characterized the gene expression profiles of undifferentiated and dopaminergic lineage-committed hESC-derived cells using a highly focused custom microarray platform (NeuroStem Chip that can become an important research tool in human stem cell biology. We propose that the areas of application for NeuroStem microarray platform could be the following: (i characterization of the

CONSUMER BEHAVIOR AND ENTERPRISE AGILITY – A MODEL OF THE SURVEYED INDICATORS

Directory of Open Access Journals (Sweden)

BOIER Rodica

2009-05-01

Full Text Available Enhancing the agility of the response to market demands is one of the most desirable qualities for the management of today’s enterprise, which is facing an unstable environment, with abrupt, frequent and unpredictable changes. The paper proposes a model o

Single chip camera active pixel sensor

Science.gov (United States)

Shaw, Timothy (Inventor); Pain, Bedabrata (Inventor); Olson, Brita (Inventor); Nixon, Robert H. (Inventor); Fossum, Eric R. (Inventor); Panicacci, Roger A. (Inventor); Mansoorian, Barmak (Inventor)

2003-01-01

A totally digital single chip camera includes communications to operate most of its structure in serial communication mode. The digital single chip camera include a D/A converter for converting an input digital word into an analog reference signal. The chip includes all of the necessary circuitry for operating the chip using a single pin.

Adaptive WTA with an analog VLSI neuromorphic learning chip.

Science.gov (United States)

Häfliger, Philipp

2007-03-01

In this paper, we demonstrate how a particular spike-based learning rule (where exact temporal relations between input and output spikes of a spiking model neuron determine the changes of the synaptic weights) can be tuned to express rate-based classical Hebbian learning behavior (where the average input and output spike rates are sufficient to describe the synaptic changes). This shift in behavior is controlled by the input statistic and by a single time constant. The learning rule has been implemented in a neuromorphic very large scale integration (VLSI) chip as part of a neurally inspired spike signal image processing system. The latter is the result of the European Union research project Convolution AER Vision Architecture for Real-Time (CAVIAR). Since it is implemented as a spike-based learning rule (which is most convenient in the overall spike-based system), even if it is tuned to show rate behavior, no explicit long-term average signals are computed on the chip. We show the rule's rate-based Hebbian learning ability in a classification task in both simulation and chip experiment, first with artificial stimuli and then with sensor input from the CAVIAR system.

Variations in Zebra Chip disease expression and tuber biochemistry in response to vector density

Science.gov (United States)

This study examined effects of the number of ‘Candidatus Liberibacter solanacearum’ (Lso)-positive psyllids feeding on potatoes to Lso titers, zebra chip disease (ZC) symptom severity, and levels of amino acids, carbohydrates, and phenolics in tubers harvested weeks later. Red La Soda and Russet Nor...

Ultra-thin chip technology and applications

CERN Document Server

2010-01-01

Ultra-thin chips are the "smart skin" of a conventional silicon chip. This book shows how very thin and flexible chips can be fabricated and used in many new applications in microelectronics, microsystems, biomedical and other fields. It provides a comprehensive reference to the fabrication technology, post processing, characterization and the applications of ultra-thin chips.

An economic evaluation of a chlorhexidine chip for treating chronic periodontitis: the CHIP (chlorhexidine in periodontitis) study.

Science.gov (United States)

Henke, C J; Villa, K F; Aichelmann-Reidy, M E; Armitage, G C; Eber, R M; Genco, R J; Killoy, W J; Miller, D P; Page, R C; Polson, A M; Ryder, M I; Silva, S J; Somerman, M J; Van Dyke, T E; Wolff, L F; Evans, C J; Finkelman, R D

2001-11-01

The authors previously suggested that an adjunctive, controlled-release chlorhexidine, or CHX, chip may reduce periodontal surgical needs at little additional cost. This article presents an economic analysis of the CHX chip in general dental practice. In a one-year prospective clinical trial, 484 chronic periodontitis patients in 52 general practices across the United States were treated with either scaling and root planing, or SRP, plus any therapy prescribed by treating, unblinded dentists; or SRP plus other therapy as above but including the CHX chip. Economic data were collected from bills, case report forms and 12-month treatment recommendations from blinded periodontist evaluators. Total dental charges were higher for SRP + CHX chip patients vs. SRP patients when CHX chip costs were included (P = .027) but lower when CHX chip costs were excluded (P = .012). About one-half of the CHX chip acquisition cost was offset by savings in other charges. SRP + CHX chip patients were about 50 percent less likely to undergo surgical procedures than were SRP patients (P = .021). At the end of the trial, periodontist evaluators recommended similar additional procedures for both groups: SRP, about 46 percent; maintenance, about 37 percent; surgery, 56 percent for SRP alone and 63 percent for SRP + CHX chip. Adjunctive CHX chip use for general-practice patients with periodontitis increased costs but reduced surgeries over one year. At study's end, periodontists recommended similar additional surgical treatment for both groups. In general practice, routine use of the CHX chip suggests that costs will be partially offset by reduced surgery over at least one year.

Bringing Agility to Business Process Management: Rules Deployment in an SOA

Science.gov (United States)

El Kharbili, Marwane; Keil, Tobias

Business process management (BPM) has emerged as paradigm for integrating business strategies and enterprise architecture (EA). In this context, BPM implementation on top of web-service-based service oriented architectures is an accepted approach as shown by great amount of literature. One concern in this regard is how-to make BPs reactive to change. Our approach to the problem is the integration of business rule management (BRM) and BPM by allowing modeling of decisions hard-coded in BPs as separate business rules (BRs). These BRs become EA assets and need to be exploited when executing BPs. We motivate why BPM needs agility and discuss what requirements on BPM this poses. This paper presents prototyping work conducted at a BP modeling and analysis vendor which weeks to showcase how using business rule management (BRM) as a mean for modeling decisions can help achieve a much sought-after agility to BPM. This prototype relies on the integrated modeling of business rules (BRs) and BPs, and rule deployment as web services part of an SOA.

Photonic network-on-chip design

CERN Document Server

Bergman, Keren; Biberman, Aleksandr; Chan, Johnnie; Hendry, Gilbert

2013-01-01

This book provides a comprehensive synthesis of the theory and practice of photonic devices for networks-on-chip. It outlines the issues in designing photonic network-on-chip architectures for future many-core high performance chip multiprocessors. The discussion is built from the bottom up: starting with the design and implementation of key photonic devices and building blocks, reviewing networking and network-on-chip theory and existing research, and finishing with describing various architectures, their characteristics, and the impact they will have on a computing system. After acquainting

Solid state silicon based condenser microphone for hearing aid, has transducer chip and IC chip between intermediate chip and openings on both sides of intermediate chip, to allow sound towards diaphragm

DEFF Research Database (Denmark)

2000-01-01

towards diaphragm. Surface of the chip (2) has electrical conductors (14) to connect chip with IC chip (3). USE - For use in miniature electroacoustic devices such as hearing aid. ADVANTAGE - Since sound inlet is covered by filter, dust, moisture and other impurities do not obstruct interior and sound...... inlet of microphone. External electrical connection can be made economically reliable and the thermal stress is avoided with the small size solid state silicon based condenser microphone....

Experiment list: SRX214086 [Chip-atlas[Archive

Lifescience Database Archive (English)

Full Text Available entiated || cell line=KH2 || chip antibody 1=none || chip antibody manufacturer 1=none || chip antibody 2=none || chip antibody manuf...acturer 2=none http://dbarchive.biosciencedbc.jp/kyushu-

Optical lattice on an atom chip

DEFF Research Database (Denmark)

Gallego, D.; Hofferberth, S.; Schumm, Thorsten

2009-01-01

Optical dipole traps and atom chips are two very powerful tools for the quantum manipulation of neutral atoms. We demonstrate that both methods can be combined by creating an optical lattice potential on an atom chip. A red-detuned laser beam is retroreflected using the atom chip surface as a high......-quality mirror, generating a vertical array of purely optical oblate traps. We transfer thermal atoms from the chip into the lattice and observe cooling into the two-dimensional regime. Using a chip-generated Bose-Einstein condensate, we demonstrate coherent Bloch oscillations in the lattice....

Agile science: creating useful products for behavior change in the real world.

Science.gov (United States)

Hekler, Eric B; Klasnja, Predrag; Riley, William T; Buman, Matthew P; Huberty, Jennifer; Rivera, Daniel E; Martin, Cesar A

2016-06-01

Evidence-based practice is important for behavioral interventions but there is debate on how best to support real-world behavior change. The purpose of this paper is to define products and a preliminary process for efficiently and adaptively creating and curating a knowledge base for behavior change for real-world implementation. We look to evidence-based practice suggestions and draw parallels to software development. We argue to target three products: (1) the smallest, meaningful, self-contained, and repurposable behavior change modules of an intervention; (2) "computational models" that define the interaction between modules, individuals, and context; and (3) "personalization" algorithms, which are decision rules for intervention adaptation. The "agile science" process includes a generation phase whereby contender operational definitions and constructs of the three products are created and assessed for feasibility and an evaluation phase, whereby effect size estimates/casual inferences are created. The process emphasizes early-and-often sharing. If correct, agile science could enable a more robust knowledge base for behavior change.

On-chip immunoelectrophoresis of extracellular vesicles released from human breast cancer cells.

Directory of Open Access Journals (Sweden)

Takanori Akagi

Full Text Available Extracellular vesicles (EVs including exosomes and microvesicles have attracted considerable attention in the fields of cell biology and medicine. For a better understanding of EVs and further exploration of their applications, the development of analytical methods for biological nanovesicles has been required. In particular, considering the heterogeneity of EVs, methods capable of measuring individual vesicles are desired. Here, we report that on-chip immunoelectrophoresis can provide a useful method for the differential protein expression profiling of individual EVs. Electrophoresis experiments were performed on EVs collected from the culture supernatant of MDA-MB-231 human breast cancer cells using a measurement platform comprising a microcapillary electrophoresis chip and a laser dark-field microimaging system. The zeta potential distribution of EVs that reacted with an anti-human CD63 (exosome and microvesicle marker antibody showed a marked positive shift as compared with that for the normal immunoglobulin G (IgG isotype control. Thus, on-chip immunoelectrophoresis could sensitively detect the over-expression of CD63 glycoproteins on EVs. Moreover, to explore the applicability of on-chip immunoelectrophoresis to cancer diagnosis, EVs collected from the blood of a mouse tumor model were analyzed by this method. By comparing the zeta potential distributions of EVs after their immunochemical reaction with normal IgG, and the anti-human CD63 and anti-human CD44 (cancer stem cell marker antibodies, EVs of tumor origin circulating in blood were differentially detected in the real sample. The result indicates that the present method is potentially applicable to liquid biopsy, a promising approach to the low-invasive diagnosis of cancer.

Effects of jaw clenching wearing customized mouthguards on agility, power and vertical jump in male high-standard basketball players

Directory of Open Access Journals (Sweden)

Bernat Buscà

2018-04-01

Full Text Available Background/Objective: Basketball players commonly use mouthguards for protecting their mouths from collisions with other players. Besides, literature reports that specific types of mouthguards may become an ergogenic device that facilitates a powerful jaw clenching, and a subsequent concurrent activation potentiation through this remote voluntary contraction of the mandible muscles. Methods: A randomized within-subjects design was used to study the effects of this mechanism on muscular performance (vertical jump, agility, bench press power and leg press power into two different conditions (mouthguard and no mouthguard in high-standard basketball players (n = 13. A mean differences analysis and a responder analysis were conducted. Results: Significant improvements were found (p < 0.05 in all vertical jump protocols using the mouthguard when compared to the no mouthguard conditions. However, no significant differences were found between the two conditions in agility and power (except in one load of bench press. Nevertheless, p-values were closer to statistical significance when analyzing the total time for the agility T-Test than when the first split time was under consideration (p = 0.111 and p = 0.944, respectively. Conclusion: This study demonstrated that the use of custom-made, bite-aligning mouthguard had an ergogenic effect on jump outcomes and inconclusive results in agility T-Test in professional basketball players. From the results obtained in the present study, the use of this type of mouthguards seems to be more justified in power actions on the court than in the strength and conditioning sessions at the gym in well-trained players. Keywords: Agility, Ergogenic effects, Jump ability, Mouthpiece, Power

Experiment list: SRX214071 [Chip-atlas[Archive

Lifescience Database Archive (English)

Full Text Available Undifferentiated || treatment=Overexpress Sox2-V5 tagged || cell line=KH2 || chip antibody 1=none || chip antibody manufacture...r 1=none || chip antibody 2=V5 || chip antibody manufacturer 2=

Colocation as a hybrid ICT sourcing strategy to improve operational agility

DEFF Research Database (Denmark)

Beck, Roman; Pahlke, Immanuel; Vykoukal, Jens

2016-01-01

a hybrid ICT sourcing strategy called colocation that allows firms to operate their own ICT resources in facilities of special-ized data center providers. Grounded in the theory of dynamic capabilities, we theorize and empirically ex-amine how colocation and top management support enable firms to improve...... their operational agility in the presence of environmental turbulence....

Experiment list: SRX214075 [Chip-atlas[Archive

Lifescience Database Archive (English)

Full Text Available age=Undifferentiated || treatment=Overexpress Sox17EK-V5 tagged || cell line=KH2 || chip antibody 1=none || chip antibody manufacture...r 1=none || chip antibody 2=V5 || chip antibody manufacture

Experiment list: SRX214074 [Chip-atlas[Archive

Lifescience Database Archive (English)

Full Text Available ge=Undifferentiated || treatment=Overexpress Sox17EK-V5 tagged || cell line=KH2 || chip antibody 1=none || chip antibody manufacture...r 1=none || chip antibody 2=V5 || chip antibody manufacture

Experiment list: SRX214072 [Chip-atlas[Archive

Lifescience Database Archive (English)

Full Text Available e=Undifferentiated || treatment=Overexpress Sox2KE-V5 tagged || cell line=KH2 || chip antibody 1=none || chip antibody manufacture...r 1=none || chip antibody 2=V5 || chip antibody manufacture

Experiment list: SRX214067 [Chip-atlas[Archive

Lifescience Database Archive (English)

Full Text Available fferentiated || cell line=F9 || chip antibody 1=Pou5f1/Oct4 || chip antibody manufacture...r 1=Santa Cruz || chip antibody 2=none || chip antibody manufacturer 2=none http://dbarchive.bioscien

Wax-bonding 3D microfluidic chips

KAUST Repository

Gong, Xiuqing; Yi, Xin; Xiao, Kang; Li, Shunbo; Kodzius, Rimantas; Qin, Jianhua; Wen, Weijia

2013-01-01

We report a simple, low-cost and detachable microfluidic chip incorporating easily accessible paper, glass slides or other polymer films as the chip materials along with adhesive wax as the recycling bonding material. We use a laser to cut through the paper or film to form patterns and then sandwich the paper and film between glass sheets or polymer membranes . The hot-melt adhesive wax can realize bridge bonding between various materials, for example, paper, polymethylmethacrylate (PMMA) film, glass sheets, or metal plate. The bonding process is reversible and the wax is reusable through a melting and cooling process. With this process, a three-dimensional (3D) microfluidic chip is achievable by vacuating and venting the chip in a hot-water bath. To study the biocompatibility and applicability of the wax-based microfluidic chip, we tested the PCR compatibility with the chip materials first. Then we applied the wax-paper based microfluidic chip to HeLa cell electroporation (EP ). Subsequently, a prototype of a 5-layer 3D chip was fabricated by multilayer wax bonding. To check the sealing ability and the durability of the chip, green fluorescence protein (GFP) recombinant Escherichia coli (E. coli) bacteria were cultured, with which the chemotaxis of E. coli was studied in order to determine the influence of antibiotic ciprofloxacin concentration on the E. coli migration.

Wax-bonding 3D microfluidic chips

KAUST Repository

Gong, Xiuqing

2013-10-10

We report a simple, low-cost and detachable microfluidic chip incorporating easily accessible paper, glass slides or other polymer films as the chip materials along with adhesive wax as the recycling bonding material. We use a laser to cut through the paper or film to form patterns and then sandwich the paper and film between glass sheets or polymer membranes . The hot-melt adhesive wax can realize bridge bonding between various materials, for example, paper, polymethylmethacrylate (PMMA) film, glass sheets, or metal plate. The bonding process is reversible and the wax is reusable through a melting and cooling process. With this process, a three-dimensional (3D) microfluidic chip is achievable by vacuating and venting the chip in a hot-water bath. To study the biocompatibility and applicability of the wax-based microfluidic chip, we tested the PCR compatibility with the chip materials first. Then we applied the wax-paper based microfluidic chip to HeLa cell electroporation (EP ). Subsequently, a prototype of a 5-layer 3D chip was fabricated by multilayer wax bonding. To check the sealing ability and the durability of the chip, green fluorescence protein (GFP) recombinant Escherichia coli (E. coli) bacteria were cultured, with which the chemotaxis of E. coli was studied in order to determine the influence of antibiotic ciprofloxacin concentration on the E. coli migration.

Experiment list: SRX122523 [Chip-atlas[Archive