5166 search results - page 163 / 1034 » Web Query Optimizer |
242
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VLDB
2007
ACM
16 years 5 months ago
2007
ACM
We investigate the problem of how to evaluate efficiently a collection of shortest path queries on massive graphs that are too big to fit in the main memory. To evaluate a shortes...
147
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DEXA
2008
Springer
15 years 6 months ago
2008
Springer
When issuing user-specific queries, users often have a vaguely defined information need. Skyline queries identify the most "interesting" objects for users' incomplet...
176
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CACM
1998
15 years 4 months ago
1998
abstraction for modeling these problems is to view the Web as a collection of (usually small and heterogeneous) databases, and to view programs that extract and process Web data au...
141
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WWW
2010
ACM
15 years 5 months ago
2010
ACM
Many have speculated that classifying web pages can improve a search engine's ranking of results. Intuitively results should be more relevant when they match the class of a q...
130
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WWW
2007
ACM
16 years 5 months ago
2007
ACM
Current keyword-oriented search engines for the World Wide Web do not allow specifying the semantics of queries. We address this limitation with NAGA1 , a new semantic search engi...