23,332 research outputs found

    Investigating Decision Support Techniques for Automating Cloud Service Selection

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    The compass of Cloud infrastructure services advances steadily leaving users in the agony of choice. To be able to select the best mix of service offering from an abundance of possibilities, users must consider complex dependencies and heterogeneous sets of criteria. Therefore, we present a PhD thesis proposal on investigating an intelligent decision support system for selecting Cloud based infrastructure services (e.g. storage, network, CPU).Comment: Accepted by IEEE Cloudcom 2012 - PhD consortium trac

    Community-driven approaches to open source archaeological imaging

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    A Survey of Volunteered Open Geo-Knowledge Bases in the Semantic Web

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    Over the past decade, rapid advances in web technologies, coupled with innovative models of spatial data collection and consumption, have generated a robust growth in geo-referenced information, resulting in spatial information overload. Increasing 'geographic intelligence' in traditional text-based information retrieval has become a prominent approach to respond to this issue and to fulfill users' spatial information needs. Numerous efforts in the Semantic Geospatial Web, Volunteered Geographic Information (VGI), and the Linking Open Data initiative have converged in a constellation of open knowledge bases, freely available online. In this article, we survey these open knowledge bases, focusing on their geospatial dimension. Particular attention is devoted to the crucial issue of the quality of geo-knowledge bases, as well as of crowdsourced data. A new knowledge base, the OpenStreetMap Semantic Network, is outlined as our contribution to this area. Research directions in information integration and Geographic Information Retrieval (GIR) are then reviewed, with a critical discussion of their current limitations and future prospects

    Bluetooth User-Driven Cooperative Gallery Using Pull-based Technology

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    The Dissertation ispart ofthe compulsory requirement upon completion ofthe Final Year Project (Part A) and also tofulfill the requirement ofgraduating in Bachelor of Technology (Hons) Information Communication and Technology (ICT). The topic chosen for the project is Bluetooth User-Driven Cooperative Gallery Using Pullbased Technology. The purpose ofthe report isto have an overview ofthe project. It will discuss and clarify all the findings and information which are relevant to the objectives ofthe project. Students will have the opportunity to exercise their writing skills and to clearly communicate their idea and suggestions. Advance in wireless technology are becoming more and more popular throughout the world. In a world of increasing mobility, there is a growing needforpeople to have timely access to information regardless of the location of the individuals or the information. Introduction will cover the background of the project under study, problem statement, and the objectives of the project. The objective is to implement Bluetooth as a suitable wireless transmission technology that is appropriate to be usedfor the Universiti Teknologi PETRONAS Gallery. Literature review is the analytical, critical and objective review of the written materials on the chosen topic. It contains all relevant theories, hypotheses, facts, and data which are relevant to the objective and findings of the project. Methodology will be discussing the identification of the procedure that will be using in the development of the project. This part will also discuss all the tools needed in developing the product in terms of hardware and software needed. Results and conclusion will discuss about the results from the questionnaires made to the students and the clarifications of the design and implementation phase. Lastly, the conclusion is to clarify whether the project has been a success, where all the objectives had been achieved or otherwise as well as therecommendationfor future wor

    Volunteered Geographic Information System and Its Contribution in Service Sector Employment

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    The potential of identifying the position of the observer in the geographical system in relation with neighbouring details and the instantaneous communication to the web server has created big data in geographic information, which has evolved in web Geographical Information System (GIS). Web GIS server provides the most reliable information in real-time. The technology is in its newbie has fascinated every age group to become the member of Web GIS. The use of technology and services are so user-friendly that even a layperson can handle without errors. The technology is finding its way in many service sectors like E-Commerce, vigilance, security and real-time tracking. The scope of expansion of this technology regarding the user community and knowledge utilisation awaits its versatility. The augmentation of techniques with its unique combinations has resulted in the building blocks of innovation and citizen-friendly apps. The growing user community is, in turn, encouraging the amateurs and professional to contribute to it. The web GIS facilitated service sector employment, which provides service at doorsteps, hence creating a scope of opportunities for young entrepreneurs

    Supporting decision making process with "Ideal" software agents: what do business executives want?

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    According to Simon’s (1977) decision making theory, intelligence is the first and most important phase in the decision making process. With the escalation of information resources available to business executives, it is becoming imperative to explore the potential and challenges of using agent-based systems to support the intelligence phase of decision-making. This research examines UK executives’ perceptions of using agent-based support systems and the criteria for design and development of their “ideal” intelligent software agents. The study adopted an inductive approach using focus groups to generate a preliminary set of design criteria of “ideal” agents. It then followed a deductive approach using semi-structured interviews to validate and enhance the criteria. This qualitative research has generated unique insights into executives’ perceptions of the design and use of agent-based support systems. The systematic content analysis of qualitative data led to the proposal and validation of design criteria at three levels. The findings revealed the most desirable criteria for agent based support systems from the end users’ point view. The design criteria can be used not only to guide intelligent agent system design but also system evaluation

    The apparatus of digital archaeology

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    Digital Archaeology is predicated upon an ever-changing set of apparatuses – technological, methodological, software, hardware, material, immaterial – which in their own ways and to varying degrees shape the nature of Digital Archaeology. Our attention, however, is perhaps inevitably more closely focussed on research questions, choice of data, and the kinds of analyses and outputs. In the process we tend to overlook the effects the tools themselves have on the archaeology we do beyond the immediate consequences of the digital. This paper introduces cognitive artefacts as a means of addressing the apparatus more directly within the context of the developing archaeological digital ecosystem. It argues that a critical appreciation of our computational cognitive artefacts is key to understanding their effects on both our own cognition and on the creation of archaeological knowledge. In the process, it defines a form of cognitive digital archaeology in terms of four distinct methods for extracting cognition from the digital apparatus layer by layer
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