3430 search results - page 384 / 686 » Language model for IR using collection information |
157
Voted
CIKM
2007
Springer
16 years 28 days ago
2007
Springer
As one of the most effective query expansion approaches, local feedback is able to automatically discover new query terms and improve retrieval accuracy for different retrieval ...
212
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CVPR
2008
IEEE
15 years 8 months ago
2008
IEEE
We consider the problem of visual categorization with minimal supervision during training. We propose a partbased model that loosely captures structural information. We represent ...
217
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DEXAW
2010
IEEE
15 years 7 months ago
2010
IEEE
Automatic generation of taxonomies can be useful for a wide area of applications. In our application scenario a topical hierarchy should be constructed reasonably fast from a large...
156
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UM
2010
Springer
15 years 10 months ago
2010
Springer
A user’s informational need and preferences can be modeled by criteria, which in turn can be used to prioritize candidate results and produce a ranked list. We examine the use of...
188
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IPPS
2007
IEEE
16 years 1 months ago
2007
IEEE
This paper presents a framework based on a user driven methodology to obtain analytical models of MPI applications on parallel systems in a systematic and easy to use way. This me...