Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 4 of 4 for “"Search session"”.
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Search Timelines: Contextualized search history in support of exploratory search
The timespan over which exploratory searching can occur, as well as the scope and volume of the search activities undertaken, can make it difficult for searchers to remember key details about their complex search tasks. These difficulties are present both during a single search session and when …
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A formal framework for optimizing and evaluating interactive retrieval system
… amount of information available to us, and the research area of information retrieval has served to help us access the tiny subset of information relevant to each of us more efficiently and more effectively. This thesis studies how to formally optimize as well as evaluate an interactive …
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A user-centred approach to information retrieval
… systems. It enables personalization of a user's search experience. The development of such a model involves three phases: collecting information about each user, representing such information, and integrating the model into a retrieval application. Progress in this area is typically met with …
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Task-based user profiling for query refinement (toque)
The information needs of search engine users vary in complexity. Some simple needs can be satisfied by using a single query, while complicated ones require a series of queries spanning a period of time. A search task, consisting of a sequence of search queries serving the same information need, can …