3,799 research outputs found

    1st INCF Workshop on Sustainability of Neuroscience Databases

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    The goal of the workshop was to discuss issues related to the sustainability of neuroscience databases, identify problems and propose solutions, and formulate recommendations to the INCF. The report summarizes the discussions of invited participants from the neuroinformatics community as well as from other disciplines where sustainability issues have already been approached. The recommendations for the INCF involve rating, ranking, and supporting database sustainability

    Community as a locus of innovation: co-innovation with users in the creative industries

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    The aim of the paper is to characterize innovation with user communities and to explore managerial implications for creative industries. Based on four case studies, we explore the interrelations between the firm and user communities. The digitalization and virtualization of interactions change the ways in which the boundaries between the firm and its user community are defined. User communities are actively developing new products, new services. Definitions of value differ for firms and users. Users are valuating the possibility to be creative, to transform individual creativity into products while firms are making money with innovation. Finally, innovation with user communities may modify the respective identities of firms and communities

    Audiovisual and multimedia contents on the curriculum of Library an Information Science at the University of Leon (Spain)

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    The University of Leon, inside the Studies of Library an Information Science, lectures two subjects which contents are addressed to the knowledge of audiovisual and multimedia documentation. The purpose of the subject Analysis of Documental Content is the treatment of the documental messages and how to retrieval them. The third session is focused on the representation and the retrieval of sound, visual, audiovisual and multimedia documents. Before approaching the documental analysis of the audiovisual document, it has to be exposed the peculiarities of the sound and iconic codes. Then, we introduce the students in the analysis of the audiovisual documents, as well as mixed image-sound, diachronic and non decodificable documents, directly through the senses. Finally, the peculiarities of the digital document are taught, where it is very important its characteristics of multimedia, text integrator, image and sound. The separation between content and support makes that these documents, besides mixed (different codes), be distributed (in many files) and be dynamic (easily modified). These characteristics involve new necessities of treatment that are outlined as corollary of this subject.The subject Multimedia Documentation has as a main goal to introduce the students in the elements of the multimedia documentation; that is, the analysis, treatment, conversion and management of sound, image and video documents, used as information transmitter or knowledge transmitter elements. In a first session, there’s an introduction to the materials, to the associated hardware elements, and to the management and obtaining of the characteristics of the integrating elements in a multimedia environment. In a second session it is established the techniques of the model of multimedia documentation, where the student learns to integrate the different elements that he will employ in the practical development. The basic models that are used are the ones addressed to the interface, to the provisional characteristics and hyperlinks. Finally, multimedia applications are made, and they allow to prove what was done during the model process

    Narrative and Hypertext 2011 Proceedings: a workshop at ACM Hypertext 2011, Eindhoven

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    Semantic discovery and reuse of business process patterns

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    Patterns currently play an important role in modern information systems (IS) development and their use has mainly been restricted to the design and implementation phases of the development lifecycle. Given the increasing significance of business modelling in IS development, patterns have the potential of providing a viable solution for promoting reusability of recurrent generalized models in the very early stages of development. As a statement of research-in-progress this paper focuses on business process patterns and proposes an initial methodological framework for the discovery and reuse of business process patterns within the IS development lifecycle. The framework borrows ideas from the domain engineering literature and proposes the use of semantics to drive both the discovery of patterns as well as their reuse

    Multimedia Social Networks: Game Theoretic Modeling and Equilibrium Analysis

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    Multimedia content sharing and distribution over multimedia social networks is more popular now than ever before: we download music from Napster, share our images on Flickr, view user-created video on YouTube, and watch peer-to-peer television using Coolstreaming, PPLive and PPStream. Within these multimedia social networks, users share, exchange, and compete for scarce resources such as multimedia data and bandwidth, and thus influence each other's decision and performance. Therefore, to provide fundamental guidelines for the better system design, it is important to analyze the users' behaviors and interactions in a multimedia social network, i.e., how users interact with and respond to each other. Game theory is a mathematical tool that analyzes the strategic interactions among multiple decision makers. It is ideal and essential for studying, analyzing, and modeling the users' behaviors and interactions in social networking. In this thesis, game theory will be used to model users' behaviors in social networks and analyze the corresponding equilibria. Specifically, in this thesis, we first illustrate how to use game theory to analyze and model users' behaviors in multimedia social networks by discussing the following three different scenarios. In the first scenario, we consider a non-cooperative multimedia social network where users in the social network compete for the same resource. We use multiuser rate allocation social network as an example for this scenario. In the second scenario, we consider a cooperative multimedia social network where users in the social network cooperate with each other to obtain the content. We use cooperative peer-to-peer streaming social network as an example for this scenario. In the third scenario, we consider how to use the indirect reciprocity game to stimulate cooperation among users. We use the packet forwarding social network as an example. Moreover, the concept of ``multimedia social networks" can be applied into the field of signal and image processing. If each pixel/sample is treated as a user, then the whole image/signal can be regarded as a multimedia social network. From such a perspective, we introduce a new paradigm for signal and image processing, and develop generalized and unified frameworks for classical signal and image problems. In this thesis, we use image denoising and image interpolation as examples to illustrate how to use game theory to re-formulate the classical signal and image processing problems

    Community as a locus of innovation: co-innovation with users in the creative industries

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    The aim of the paper is to characterize innovation with user communities and to explore managerial implications for creative industries. Based on four case studies, we explore the interrelations between the firm and user communities. The digitalization and virtualization of interactions change the ways in which the boundaries between the firm and its user community are defined. User communities are actively developing new products, new services. Definitions of value differ for firms and users. Users are valuating the possibility to be creative, to transform individual creativity into products while firms are making money with innovation. Finally, innovation with user communities may modify the respective identities of firms and communities.innovation; community; lead user; innovation with communities; boundaries; identity
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