1025 search results - page 138 / 205 » A machine learning approach for improved BM25 retrieval |
162
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PAMI
2010
15 years 4 months ago
2010
—Shape similarity and shape retrieval are very important topics in computer vision. The recent progress in this domain has been mostly driven by designing smart shape descriptors...
173
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CLEF
2009
Springer
15 years 7 months ago
2009
Springer
In this paper we will briefly describe the approaches taken by the Cheshire (Berkeley) Group for the CLEF Adhoc-TEL 2009 tasks (Mono and Bilingual retrieval). Recognizing that man...
170
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WSDM
2010
ACM
16 years 3 months ago
2010
ACM
Queries describe the users' search intent and therefore they play an essential role in the context of ranking for information retrieval and Web search. However, most of exist...
181
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ICML
2007
IEEE
16 years 7 months ago
2007
IEEE
The UCT algorithm learns a value function online using sample-based search. The TD() algorithm can learn a value function offline for the on-policy distribution. We consider three...
225
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GROUP
2010
ACM
15 years 4 months ago
2010
ACM
Previous research has motivated the idea of automatically determining when programmers are having difficulty, provided an initial algorithm (unimplemented in an actual system), an...