716 research outputs found

    An Examination of Information Technology Valuation Models for the Air Force

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    Information technology investment has become a significant part of the Department of Defense\u27s budget. The Information Technology Management Reform Act requires that government quantitatively evaluate future information technology investments. Quantitative evaluation of IT investments present special problems for agencies that do not generate incoming cash flows. This thesis is designed to examine models that are currently being used in the public and private sector of the economy to evaluate Information Technology investments to learn which ones might serve the needs of the United States Air Force. The methodology is an exploratory study based on Criterion based Congruence Analysis. This technique is designed to collect information and then filter it to surface the information that is pertinent to the research question. This research uncovered 18 models that use a variety of methods to value information technology. Of these models, five could currently be used by the Air Force based on the availability of the required data. These models are: Cost Benefit Analysis, Cost of Information Management, IT Spending, Residual Value, and the Balanced Scorecard. There are two additional models that may contribute to investment decisions in very specific circumstances. These models are: Business Profitability, and information Productivity

    The intersection of pop culture and non-traditional sports: An examination of the niche market of quidditch

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    The real sport of quidditch was recently adapted from the fictional sport of the same namesake in the Harry Potter (HP) franchise. Quidditch is played at hundreds of locations across the USA and around the world. Considering the lack of marketing research on non-traditional, co-ed sports and the innovative nature of quidditch, the purpose of this research was to conduct a qualitative, grounded theory study (Strauss and Corbin, 1990) on the athletes and determine how involvement and identification is associated with these individuals becoming a viable niche market within the sports industry. Five factors led towards a desire to partake in quidditch and become involved and identified with the sport: identification with Harry Potter, camaraderie and friendship, desire to have fun, desire to try something new, and desire to get in shape. Copyright © 2012 Inderscience Enterprises Ltd

    Improvements in Research Orientation and Reductions in Barriers to Research Utilization among Undergraduate Students in Health Sciences

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    Purpose: Developing research skills while improving research orientation among undergraduate students may increase evidence-based practice later in their professional careers. Method: Undergraduate Health Science students (n=241) participated in a pretest-posttest design to determine the impact of a course that includes team-based, student initiated research projects completed within one semester. Modified versions of the Edmonton Research Orientation Survey (EROS) and the Barriers to Research Utilization Scale (BARRIERS) were completed at the beginning and end of the semesters. Results: Students reported gains in six research skills and improvements in two of the Edmonton Research Orientation Survey subscales: involvement in research and evidence-based practice. Students reported reductions in all four Barriers to Research Utilization Scale subscales: adopter, organization, innovation, and communication. Conclusion: Improvements in research orientation and reductions in perceived barriers due to high-impact learning activities may eventually facilitate evidence-based practice

    Multi-objective engineering shape optimization using differential evolution interfaced to the Nimrod/O tool

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    This paper presents an enhancement of the Nimrod/O optimization tool by interfacing DEMO, an external multiobjective optimization algorithm. DEMO is a variant of differential evolution – an algorithm that has attained much popularity in the research community, and this work represents the first time that true multiobjective optimizations have been performed with Nimrod/O. A modification to the DEMO code enables multiple objectives to be evaluated concurrently. With Nimrod/O’s support for parallelism, this can reduce the wall-clock time significantly for compute intensive objective function evaluations. We describe the usage and implementation of the interface and present two optimizations. The first is a two objective mathematical function in which the Pareto front is successfully found after only 30 generations. The second test case is the three-objective shape optimization of a rib-reinforced wall bracket using the Finite Element software, Code_Aster. The interfacing of the already successful packages of Nimrod/O and DEMO yields a solution that we believe can benefit a wide community, both industrial and academic

    A Comparative Assessment of knowledge management education across the United States department of defense Summer Bartczak (University of Central Arkansas)

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    The National Military Strategy (2004), the Capstone Concept for Joint Operations (2005), and the Quadrennial Defense Review (2006) specifically highlight a new focus by the Department of Defense (DoD) on knowledge in operations as opposed to traditional weapons platforms. As such, each of the military services have put into place KM programs to varying degrees. According to Stankosky’s (2005) four pillars of KM framework, managing an organization’s knowledge assets can be most effectively accomplished by addressing four key elements--leadership, organization, technology, and learning—the “learning” pillar including KM education. Given that research on KM education is sparse (Ruth et al, 2000) and that organizations that do not address KM education are more likely to fail with KM efforts (Koenig, 2004), this multiple-case study provides a first look at KM education across the DoD. The preliminary results indicate that nature and importance of programs vary across the services, and, despite some leadership support, the resources needed to execute them are not always available

    Cyathostomine egg reappearance period following ivermectin treatment in a cohort of UK Thoroughbreds.

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    Background: In spite of the emergence of populations of drug-resistant cyathostomins worldwide, little is known of parasite species responsible for 'early egg shedding' in cohorts of horses subjected to treatment with widely used anthelmintics (e.g. ivermectin [IVM]). In this study, we determined the cyathostomin egg reappearance period (ERP) after IVM treatment of a cohort of yearlings from a large Thoroughbred (TB) stud farm in the United Kingdom, and identified species of IVM-'resistant' cyathostomins using a combination of fundamental parasitology techniques coupled with advanced molecular tools. Methods: Individual faecal samples were collected from TB yearlings with cyathostomin infection prior to IVM treatment, as well as at 2, 14, 21, 28, 35, 42 and 49 days posttreatment. Faecal egg counts (FEC) were performed for each individual sample for determination of ERPs. In addition, individual larval cultures were performed and representative numbers of third stage larvae (L3s) harvested from each culture were subjected to molecular species identification via PCR-Reverse Line Blot (RLB). Results: Prior to IVM treatment, 11 cyathostomin species were detected in faecal samples from TB horses enrolled in this study, i.e. Cyathostomum (Cya.) catinatum, Cylicostephanus (Cys.) longibursatus, Cys. goldi, Cylicocyclus (Cyc.) nassatus, Cys. calicatus, Cya, pateratum, Cyc. radiatus, Paraposteriostomum mettami, Coronocyclus (Cor.) labratus, Cyc. insigne and Cyc. radiatus variant A. Of these, eggs of Cya. catinatum, Cys. longibursatus, Cyc. nassatus and Cyc. radiatus could be detected at 28 days post-treatment, while from day 42 onwards, cyathostomin species composition reflected data obtained pre-IVM treatment, with the exception of eggs of Cor. labratus and Cyc. insigne that could no longer be detected post-IVM administration. Conclusions: This study provides valuable data on the occurrence of IVM-resistance in cyathostomins in the UK. Nevertheless, further investigations are needed to shed light on the prevalence and incidence of drug-resistance in this country as well as other areas of the world where equine trade is substantial

    KM Capability Assessment: A Qualitative Approach

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    The knowledge management (KM) literature highlights both the desire of organizations to assess KM capability and the need to create better methodologies and tools to do so. Although some progress has been made in developing valid assessment tools, the topic still remains inadequately explored. Answering a call for the exploration of KM capability maturity assessment across a variety of organizations (Kulkarni & St Louis, 2003), this research uses the Knowledge Management Capability Assessment (KMCA) methodology (Kulkarni & Freeze, 2004) and Freeze & Kulkarni (2005; 2006) as a guiding framework to qualitatively assess the KM capability of the Secretary of the Air Force Financial Management and Comptroller (SAF/FM) organization—a military organization recognized for exceptional KM efforts. The research resulted in rich, contextual findings with regard to the specific KM efforts underway within SAF/FM. Interestingly, the nature of these efforts translated into KM capability levels lower than expected; however, precise areas for improvement were identified
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