3686 search results - page 227 / 738 » Context Query in Information Retrieval |
199
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ACSW
2004
15 years 8 months ago
2004
Ontologies represent a method of formally expressing a shared understanding of information, and have been seen by many authors as a prerequisite for the "Semantic web". ...
197
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DKE
2006
15 years 6 months ago
2006
Hidden Web databases maintain a collection of specialised documents, which are dynamically generated in response to users' queries. The majority of these documents are genera...
138
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ECIR
2010
Springer
15 years 8 months ago
2010
Springer
This paper evaluates the potential impact of explicit phrases on retrieval quality through a case study with the TREC Terabyte benchmark. It compares the performance of user- and s...
176
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ADC
2007
Springer
16 years 21 days ago
2007
Springer
Recently, privacy issues have become important in clustering analysis, especially when data is horizontally partitioned over several parties. Associative queries are the core retr...
155
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AAAI
2008
15 years 8 months ago
2008
Search engines present fix-length passages from documents ranked by relevance against the query. In this paper, we present and compare novel, language-model based methods for extr...