3420 search results - page 334 / 684 » Proximity Search in Databases |
298
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ICDE
2008
IEEE
16 years 8 months ago
2008
IEEE
Answering queries using materialized views has been well studied in the context of structured queries and has shown significant performance benefits. Despite the popularity of keyw...
155
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WWW
2007
ACM
16 years 7 months ago
2007
ACM
We describe an adaptive method for extracting records from web pages. Our algorithm combines a weighted tree matching metric with clustering for obtaining data extraction patterns...
262
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SIGMOD
2009
ACM
16 years 6 months ago
2009
ACM
We propose a language-model-based ranking approach for SPARQLlike queries on entity-relationship graphs. Our ranking model supports exact matching, approximate structure matching,...
190
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DEXAW
2009
IEEE
16 years 1 months ago
2009
IEEE
—This paper compares and illustrates the use of manually and automatically assigned descriptors on German documents extracted from the GIRT Corpus. A second objective is to analy...
172
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ADBIS
2007
Springer
16 years 26 days ago
2007
Springer
The paper presents an approach to combine knowledge from memory and brain sciences with information retrieval research in the design of Web agents. An information retrieval agent f...