570 research outputs found

    Game Assessment For Miltary Application

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    The primary purpose of conducting this research was to establish game assessment guidelines and characteristics for integrating elected characteristics of games into ongoing instructional approaches. The cost of repurposing commercial-off-the-shelf (COTS) games could offer a considerably lower cost alternative than the cost of creating a new instructional game developed for a specific instructional goal. The McNeese Game Assessment Tool (MGAT), created for the assessment of games in this usability study, is currently in a beta stage and was found to have potential for future game assessment. The overall assessment indicated that the tool was effective in analyzing game products for reuse potential and that the five instruments that make up the tool did meet the purpose of the design. However, the study also indicated that the instruments needed recommended modifications and further testing with a larger population group before the tool could be utilized. The assessment process identified in this study was a step forward in the area of game and simulation integration research. This study indicated that more research is needed in the area of instructional design to enhance instructional integration goals for future game, simulation and training applications

    Study and development of custom “serious games” for patients and users

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    Video games are part of our culture and permeate several segments of society, from casual entertainment to serious purposes. This research work focuses on the latter, more specifically on the use of Serious Games in the healthcare context. In this sense, Serious Games have been researched through clinical studies, implemented to improve several conditions and have already proved to be efficient and valid, especially due to their ability to captivate and motivate the patient. With this in mind, this research explored the use of Serious Games for physical rehabilitation of stroke impaired patients and how this approach could be implemented in the Portuguese healthcare system. The research started with a thorough literature review of the validity and effectiveness of the use of Serious Games for this type of patients. Then, through surveys and interviews with healthcare professionals and game developers, the main barriers to the implementation and development of Serious Games for physical rehabilitation were accessed. Posteriorly, the feasibility of implementing a business model for this specific niche (in Portugal) was evaluated through a market analysis, abridging social, economic, political and technological aspects that culminated in the design of several hypothetical scenarios that envisioned the possibility of making this approach work. This research allowed to achieve an understanding of what needs to be overcome in order for this technique to be successful: Serious Games are still widely unknown among healthcare professionals and there is an underlying stigma against video games that clouds the possible benefits of using Serious Games. Moreover, the social context of future users will also determine their acceptance and compliance. Nevertheless, the research has evidenced that the implementation of this paradigm is economically viable as it would indirectly allow the monetization of rehabilitation therapies by making them available to a larger slice of the disabled population, which is of utmost importance, mainly during the times we currently live in.Os videojogos fazem parte da nossa cultura e permeiam vários segmentos da sociedade, desde entretenimento casual até propósitos mais sérios. Este trabalho de investigação concentra-se na segunda opção – mais especificamente, no uso de Serious Games no contexto da saúde. Neste sentido, os Serious Games têm sido investigados através de estudos clínicos, implementados para melhorar diversas condições e patologias e já provaram ser eficientes e válidos, principalmente graças à sua capacidade de motivar e cativar o paciente. Tendo isto em conta, esta investigação explorou o uso dos Serious Games para reabilitação física de pacientes pós-AVC e de que forma é que esta abordagem poderia ser implementada no Serviço Nacional de Saúde. A investigação começou com uma revisão bibliográfica completa da validade e eficácia do uso de Serious Games para este tipo de pacientes. De seguida, através de questionários e entrevistas a profissionais de saúde e desenvolvedores de videojogos, as principais barreiras para implementação e desenvolvimento de Serious Games para reabilitação física foram levantadas. Posteriormente, a viabilidade de executar um business plan para esse nicho específico (em Portugal) foi avaliada através de uma análise de mercado, abrangendo aspetos sociais, económicos, políticos e tecnológicos, que culminou no desenho de vários cenários hipotéticos que previam a possibilidade de fazer com que este paradigma se tornasse possível e funcional. Este trabalho de investigação permitiu atingir uma compreensão daquilo que necessita de ser ultrapassado para que esta abordagem tenha sucesso: os Serious Games ainda são amplamente desconhecidos entre os profissionais de saúde e existe um estigma subjacente aos videojogos que obscurece os possíveis benefícios do seu uso. Para além disso, o contexto social dos futuros utilizadores também irá determinar a sua aceitação e adesão. No entanto, esta investigação evidenciou que a implementação deste modelo é economicamente viável, pois iria permitir, de uma forma indireta, a rentabilização de terapias de reabilitação ao fazer com que estas fossem acessíveis a uma fatia mais larga da população debilitada, o que é de extrema importância, principalmente nos dias de hoje

    A Systemic Approach to Next Generation Infrastructure Data Elicitation and Planning Using Serious Gaming Methods

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    Infrastructure systems are vital to the functioning of our society and economy. However, these systems are increasingly complex and are more interdependent than ever, making them difficult to manage. In order to respond to increasing demand, environmental concerns, and natural and man-made threats, infrastructure systems have to adapt and transform. Traditional engineering design approaches and planning tools have proven to be inadequate when planning and managing these complex socio-technical system transitions. The design and implementation of next generation infrastructure systems require holistic methodologies, encompassing organizational and societal aspects in addition to technical factors. In order to do so, a serious gaming based risk assessment methodology is developed to assist infrastructure data elicitation and planning. The methodology combines the use of various models, commercial-off-the-shelf solutions and a gaming approach to aggregate the inputs of various subject matter experts (SMEs) to predict future system characteristics. The serious gaming based approach enables experts to obtain a thorough understanding of the complexity and interdependency of the system while offering a platform to experiment with various strategies and scenarios. In order to demonstrate its abilities, the methodology was applied to National Airspace System (NAS) overhaul and its transformation to Next Generation Air Transportation System (NextGen). The implemented methodology yielded a comprehensive safety assessment and data generation mechanism, embracing the social and technical aspects of the NAS transformation for the next 15 years

    Dynamic CPU management for real-time, middleware-based systems

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    technical reportMany real-world distributed, real-time, embedded (DRE) systems, such as multi-agent military applications, are built using commercially available operating systems, middleware, and collections of pre-existing software. The complexity of these systems makes it difficult to ensure that they maintain high quality of service (QoS). At design time, the challenge is to introduce coordinated QoS controls into multiple software elements in a non-invasive manner. At run time, the system must adapt dynamically to maintain high QoS in the face of both expected events, such as application mode changes, and unexpected events, such as resource demands from other applications. In this paper we describe the design and implementation of a CPU Broker for these types of DRE systems. The CPU Broker mediates between multiple real-time tasks and the facilities of a real-time operating system: using feedback and other inputs, it adjusts allocations over time to ensure that high application-level QoS is maintained. The broker connects to its monitored tasks in a non-invasive manner, is based on and integrated with industry-standard middleware, and implements an open architecture for new CPU management policies. Moreover, these features allow the broker to be easily combined with other QoS mechanisms and policies, as part of an overall end-to-end QoS management system. We describe our experience in applying the CPU Broker to a simulated DRE military system. Our results show that the broker connects to the system transparently and allows it to function in the face of run-time CPU resource contention

    Dynamic CPU management for real-time, middleware-based systems

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    Journal ArticleMany real-world distributed, real-time, embedded (DRE) systems, such as multi-agent military applications, are built using commercially available operating systems, middleware, and collections of pre-existing software. The complexity of these systems makes it difficult to ensure that they maintain high quality of service (QOS). At design time, the challenge is to introduce coordinated QOS controls into multiple software elements in a non-invasive manner. At run time, the system must adapt dynamically to maintain high QOS in the face of both expected events, such as application mode changes, and unexpected events, such as resource demands from other applications. In this paper we describe the design and implementation of a CPU Broker for these types of DRE systems. The CPU Broker mediates between multiple real-time tasks and the facilities of a real-time operating system: using feedback and other inputs, it adjusts allocations over time to ensure that high application-level QOS is maintained. The broker connects to its monitored tasks in a non-invasive manner, is based on and integrated with industry-standard middleware, and implements an open architecture for new CPU management policies. Moreover, these features allow the broker to be easily combined with other QOS mechanisms and policies, as part of an overall end-to-end QOS management system. We describe our experience in applying the CPU Broker to a simulated DRE military system. Our results show that the broker connects to the system transparently and allows it to function in the face of run-time CPU resource contention

    MAPPING VIRTUAL AND AUGMENTED REALITY TRAINING SYSTEMS TO SUPPORT THE UNITED STATES COAST GUARD TRAINING NEEDS

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    This thesis addresses, discusses, and analyzes how to identify and map the use of contemporary virtual and augmented reality (VR/AR) training systems that have been developed by the United States Navy (USN) and how they may be incorporated to resolve United States Coast Guard (USCG) training needs. Through interviews, site visits, and research, data on different training methods was compiled and used to develop a system map. Using this system map and System Engineering principles, this research is able to analyze known VR/AR systems to determine which best fits the requirements of a new system. With the ability to look across military branches to address training needs, the time and money invested in research and development of new training programs could be significantly reduced. A case study is included to provide both a basic outline and explanation on how this system mapping and the follow-on analysis can be used. This research also discusses the advantages and disadvantages associated with using different training methods and how that should affect decision making when choosing a training system.NPS Naval Research ProgramThis project was funded in part by the NPS Naval Research Program.Lieutenant, United States NavyApproved for public release. Distribution is unlimited

    Game Theory and Prescriptive Analytics for Naval Wargaming Battle Management Aids

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    NPS NRP Technical ReportThe Navy is taking advantage of advances in computational technologies and data analytic methods to automate and enhance tactical decisions and support warfighters in highly complex combat environments. Novel automated techniques offer opportunities to support the tactical warfighter through enhanced situational awareness, automated reasoning and problem-solving, and faster decision timelines. This study will investigate how game theory and prescriptive analytics methods can be used to develop real-time wargaming capabilities to support warfighters in their ability to explore and evaluate the possible consequences of different tactical COAs to improve tactical missions. This study will develop a conceptual design of a real-time tactical wargaming capability. This study will explore data analytic methods including game theory, prescriptive analytics, and artificial intelligence (AI) to evaluate their potential to support real-time wargaming.N2/N6 - Information WarfareThis research is supported by funding from the Naval Postgraduate School, Naval Research Program (PE 0605853N/2098). https://nps.edu/nrpChief of Naval Operations (CNO)Approved for public release. Distribution is unlimited.

    Games in language learning: Opportunities and challenges

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