A Combined Query Expansion Approa h forInformation
نویسندگان
چکیده
منابع مشابه
Query expansion based on relevance feedback and latent semantic analysis
Web search engines are one of the most popular tools on the Internet which are widely-used by expert and novice users. Constructing an adequate query which represents the best specification of users’ information need to the search engine is an important concern of web users. Query expansion is a way to reduce this concern and increase user satisfaction. In this paper, a new method of query expa...
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A major problem in information retrieval is the difficulty to define the information needs of user and on the other hand, when user offers your query there is a vast amount of information to retrieval. Different methods , therefore, have been suggested for query expansion which concerned with reconfiguring of query by increasing efficiency and improving the criterion accuracy in the information...
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Jan-Marco Bremer and Michael Gertz Department of Computer Science University of California, Davis One Shields Ave., Davis, CA 95616, U.S.A. fbremer|[email protected] Jan. 27 2003 ABSTRACT Path and tree pattern queries build the ore of almost all XML query languages. Current index stru tures that support an eÆ ient evaluation of su h queries, however, often have several de ien ies in that th...
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تاریخ انتشار 1999