Search for dissertations about: "information retrieval knowledge"
Showing result 1 - 5 of 41 swedish dissertations containing the words information retrieval knowledge.
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1. Modern GIR Systems : Framework, Retrieval Model and Indexing Techniques
Abstract : Geographic information is one of the most important and the most common types of information in human society. It is estimated that more than 70% of all information in the world has some kind of geographic features. READ MORE
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2. Knowledge discovery for interactive decision support and knowledge-driven optimization
Abstract : Multi-objective optimization involves the simultaneous optimization of several objective functions. In real-world problems, these objectives are often in conflict, giving rise to trade-offs in the optimal solutions from the optimization process. All these solutions are equally viable, with no single solution being better or worse than the others. READ MORE
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3. Subject retrieval in web-based library catalogs
Abstract : This thesis has been motivated by past research, problems and realizations that online library catalog users frequently perform subject searches – using keywords, subject headings and descriptors – and these searches have yielded unsatisfactory results. Web-based catalogs or WebPACs (Web-based Online Public Access Catalogs), belonging to the so-called third generation of online catalogs and providing a wide variety of search options, remain largely underutilized despite the continuous advancement of information retrieval systems. READ MORE
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4. Using Language Technology to Mediate Medical Information on Health Portals : User Studies and Experiments
Abstract : The World Wide Web has revolutionized our lifestyle, our economies and services within health care. Health care services are no longer provided only at specialist centers and at scheduled hours, but also through online tools that give health care consumers access to medical information, health records, medical counselling and peer support. READ MORE
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5. Search Processes, User Behaviour and Archival Representational Systems
Abstract : Information technology and political motives, e.g. e-governance, freedom of information legislation, has recent years lead to an increasing emphasis on users and access to records, but little research based knowledge about those issues exist so far. The main focus of the previous research is the use of non-current records in archival repositories. READ MORE