1559 search results - page 136 / 312 » Evaluation of Query Performance Prediction Methods by Range |
133
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CIKM
2009
Springer
15 years 11 months ago
2009
Springer
We introduce a new theoretical derivation, evaluation methods, and extensive empirical analysis for an automatic query expansion framework in which model estimation is cast as a r...
128
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MKM
2007
Springer
15 years 10 months ago
2007
Springer
To be effective and useful, math search systems must not only maximize precision and recall, but also present the query hits in a form that makes it easy for the user to identify...
133
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ECCV
2008
Springer
16 years 6 months ago
2008
Springer
In this paper we are interested in finding images of people on the web, and more specifically within large databases of captioned news images. It has recently been shown that visua...
142
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ECIR
2010
Springer
15 years 6 months ago
2010
Springer
Abstract. Learning To Rank (LTR) techniques aim to learn an effective document ranking function by combining several document features. While the function learned may be uniformly ...
127
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JUCS
2002
15 years 4 months ago
2002
The main goal of this research is to improve Information Retrieval Systems by enabling them to generate search outcomes that are relevant and customized to each specific user. Our ...