2286 search results - page 271 / 458 » The Combination and Evaluation of Query Performance Predicti... |
189
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COLING
2010
15 years 1 months ago
2010
We propose to analyse semantic similarity in comparable text by matching syntactic trees and labeling the alignments according to one of five semantic similarity relations. We pre...
205
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TREC
2003
15 years 8 months ago
2003
In this paper, we report our experiments on the Web Track TREC-2003. We submitted five runs for the topic distillation task. Our goal was to evaluate the standard language modeli...
183
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ICC
2007
IEEE
16 years 27 days ago
2007
IEEE
—The realistic performance of a multi-input multi-output (MIMO) communication system depends strongly on the spatial correlation properties introduced by clustering in the propag...
188
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WWW
2005
ACM
16 years 7 months ago
2005
ACM
We consider the problem of efficiently sampling Web search engine query results. In turn, using a small random sample instead of the full set of results leads to efficient approxi...
202
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EDBT
2009
ACM
15 years 11 months ago
2009
ACM
Structured data including sets, sequences, trees and graphs, pose significant challenges to fundamental aspects of data management such as efficient storage, indexing, and simila...