2164 search results - page 250 / 433 » Learning to rank for information retrieval |
166
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CONTEXT
2007
Springer
15 years 10 months ago
2007
Springer
Abstract. A key challenge in information retrieval is the use of contextual evidence within ad-hoc retrieval. Our contribution is particularly based on the belief that contextual r...
153
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DGO
2004
15 years 8 months ago
2004
Question answering (QA) on table data is a challenging information retrieval task. This paper describes a QA system for tables created with both machine learning and heuristic tab...
193
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ICDE
2006
IEEE
16 years 17 days ago
2006
IEEE
The dream of pervasive multimedia retrieval and reuse will not be realized without incorporating semantics in the multimedia database. As video data is penetrating many informatio...
152
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WWW
2010
ACM
16 years 1 months ago
2010
ACM
Clustering and retrieval of web pages dominantly relies on analyzing either the content of individual web pages or the link structure between them. Some literature also suggests t...
171
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ICTIR
2009
Springer
16 years 1 months ago
2009
Springer
We introduce perturbation kernels, a new class of similarity measure for information retrieval that casts word similarity in terms of multi-task learning. Perturbation kernels mode...