4645 search results - page 753 / 929 » Using Information Extraction to Improve Document Retrieval |
180
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HT
2010
ACM
15 years 11 months ago
2010
ACM
Missing web pages, URIs that return the 404 “Page Not Found” error or the HTTP response code 200 but dereference unexpected content, are ubiquitous in today’s browsing exper...
161
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CIKM
2009
Springer
16 years 1 months ago
2009
Springer
Bitmap indexes are widely used in Decision Support Systems (DSSs) to improve query performance. In this paper, we evaluate the use of compressed inverted indexes with adapted quer...
164
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KCAP
2005
ACM
16 years 22 hour ago
2005
ACM
In view of the need to provide tools to facilitate the reuse of existing knowledge structures such as ontologies, we present in this paper a system, AKTiveRank, for the ranking of...
165
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WWW
2007
ACM
16 years 7 months ago
2007
ACM
This paper explores the use of social annotations to improve web search. Nowadays, many services, e.g. del.icio.us, have been developed for web users to organize and share their f...
211
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SIGIR
2005
ACM
16 years 19 hour ago
2005
ACM
Accurate topical categorization of user queries allows for increased effectiveness, efficiency, and revenue potential in general-purpose web search systems. Such categorization be...