84,087 research outputs found

    A Hybrid Preference Learning and Context Refinement Architecture

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    Pervasive computing envisions a world where people are surrounded by numerous communication and computing interconnected devices that are invisible and assist users in their everyday tasks in a seamless unobtrusive manner. Most pervasive computing research initiatives aim towards the realization of smart spaces, i.e. fixed spaces that provide pervasive features in a static and geographically limited environment. To bridge these isolated pervasive spaces, the EU project Persist has introduced the concept of self-improving Personal Smart Spaces (PSSs) that follow their owners wherever they go. This paper provides an overview of the context and preference learning facilities that have been designed to support the realization of PSSs and enhance their proactivity and self-improvement features

    Analysis of pervasive mobile ad hoc routing protocols

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    Pervasive computing (also referred to as ubiquitous computing or ambient intelligence) aims to create environments where computers are invisibly and seamlessly integrated and connected into our everyday environment. Pervasive computing and intelligent multimedia technologies are becoming increasingly important, although many potential applications have not yet been fully realized. These key technologies are creating a multimedia revolution that will have significant impact across a wide spectrum of consumer, business, healthcare, and governmental domains. This useful volume provides up-to-date and state-of-the-art coverage of the diverse topics related to pervasive computing and intelligent multimedia technologies. The use of different computational intelligence-based approaches to various problems in pervasive computing are examined, including video streaming, intelligent behavior modeling and control for mobile manipulators, tele-gaming, indexing video summaries for quick video browsing, web service processes, virtual environments, ambient intelligence, and prevention and detection of attacks to ubiquitous databases. Topics and features: -Includes a comprehensive overview, providing a thorough literature review and an outline of the important research challenges -Discusses pervasive computing approaches in the context of intelligent multimedia -Examines virtual reality technology, mobile virtual environments, and the potential use of intelligent multimedia and ubiquitous computing in the hotels of the future -Describes various approaches in ambient intelligence for home health care for the elderly and those suffering from Alzheimer’s disease, for volcano monitoring, and for preventing attacks to ubiquitous databases Investigates issues in web services and situation awareness in pervasive computing environments -Explores wireless network applications, such as mobile agents and e-commerce

    Towards pervasive computing in health care – A literature review

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    <p>Abstract</p> <p>Background</p> <p>The evolving concepts of pervasive computing, ubiquitous computing and ambient intelligence are increasingly influencing health care and medicine. Summarizing published research, this literature review provides an overview of recent developments and implementations of pervasive computing systems in health care. It also highlights some of the experiences reported in deployment processes.</p> <p>Methods</p> <p>There is no clear definition of pervasive computing in the current literature. Thus specific inclusion criteria for selecting articles about relevant systems were developed. Searches were conducted in four scientific databases alongside manual journal searches for the period of 2002 to 2006. Articles included present prototypes, case studies and pilot studies, clinical trials and systems that are already in routine use.</p> <p>Results</p> <p>The searches identified 69 articles describing 67 different systems. In a quantitative analysis, these systems were categorized into project status, health care settings, user groups, improvement aims, and systems features (i.e., component types, data gathering, data transmission, systems functions). The focus is on the types of systems implemented, their frequency of occurrence and their characteristics. Qualitative analyses were performed of deployment issues, such as organizational and personnel issues, privacy and security issues, and financial issues. This paper provides a comprehensive access to the literature of the emerging field by addressing specific topics of application settings, systems features, and deployment experiences.</p> <p>Conclusion</p> <p>Both an overview and an analysis of the literature on a broad and heterogeneous range of systems are provided. Most systems are described in their prototype stages. Deployment issues, such as implications on organization or personnel, privacy concerns, or financial issues are mentioned rarely, though their solution is regarded as decisive in transferring promising systems to a stage of regular operation. There is a need for further research on the deployment of pervasive computing systems, including clinical studies, economic and social analyses, user studies, etc.</p

    Advances in pervasive computing

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    Purpose &ndash; The purpose of this paper is to provide an overview of advances in pervasive computing.Design/methodology/approach &ndash; The paper provides a critical analysis of the literature.Findings &ndash; Tools expected to support these advances are: resource location framework, data management (e.g. replica control) framework, communication paradigms, and smart interaction mechanisms. Also, infrastructures needed to support pervasive computing applications and an information appliance should be easy for anyone to use and the interaction with the device should be intuitive.Originality/value &ndash; The paper shows how everyday devices with embedded processing and connectivity could interconnect as a pervasive network of intelligent devices that cooperatively and autonomously collect, process and transport information, in order to adapt to the associated context and activity<br /

    Surfing the Next Wave: Design and Implementation Challenges of Ubiquitous Computing

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    As computing becomes more mobile and pervasive, designing and implementing ubiquitous computing environments emerge as key challenges for information systems research and practice. The four short papers in this article report the highlights of the second Ubiquitous Computing Workshop at Case Western Reserve University in October 2003. The objectives of the papers are to set up a research agenda in this emerging interdisciplinary field, to share current level of understanding of leading edge research topics, and to create cumulative research streams in this field. Note: This paper consists of an overview of the second Ubiquitous Computing Workshop by its organizers, Kalle Lyytinen and Youngjin Yoo, followed by four papers summarizing its four major working groups. The four papers were prepared and can be read independently. They are not integrated

    ALiCE: A Java-based Grid Computing System

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    A computational grid is a hardware and software infrastructure that provides dependable, consistent, pervasive, and inexpensive access to high-end computational capabilities. This talk is divided into three parts. Firstly, we give an overview of the main issues in grid computing. Next, we introduce ALiCE (Adaptive and Scalable Internet-based Computing Engine), a platform independent and lightweight grid. ALiCE exploits object-level parallelism using our Object Network Transport Architecture (ONTA). Grid applications are written using ALiCE Object Programming Template that hides the complexities of the underlying grid fabric. Lastly, we present some performance results of ALiCE applications including the geo-rectification of satellite images and the progressive multiple sequence alignments problem.Singapore-MIT Alliance (SMA

    Kinect-based RGB detection for 'smart' costume interaction.

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    This paper is an overview of a Kinect-based RGB detection software developed as part of an ongoing 'Smart' (Smart Textiles and Wearable Technology in Pervasive Computing Environments) Costume project. The project involved a multi-disciplinary team in the domains of textile design, engineering and computer science. In this work we aimed to establish initial studies on how the Microsoft Kinect performs in tracking a "smart" lighting conditions. We explain the computer application capable of detecting, tracking and measuring colour changes (Red, Blue and Green) created using the Microsoft Kinect API

    Kinect-based RGB detection for 'smart' costume interaction.

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    This paper is an overview of a Kinect-based RGB detection software developed as part of an ongoing 'Smart' (Smart Textiles and Wearable Technology in Pervasive Computing Environments) Costume project. The project involved a multi-disciplinary team in the domains of textile design, engineering and computer science. In this work we aimed to establish initial studies on how the Microsoft Kinect performs in tracking a "smart" lighting conditions. We explain the computer application capable of detecting, tracking and measuring colour changes (Red, Blue and Green) created using the Microsoft Kinect API
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