98 search results - page 1 / 20 » Robust ranking models via risk-sensitive optimization |
SIGIR
2012
ACM
12 years 12 months ago
2012
ACM
Many techniques for improving search result quality have been proposed. Typically, these techniques increase average effectiveness by devising advanced ranking features and/or by...
105
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ACCV
2010
Springer
14 years 4 months ago
2010
Springer
We present a new approach to robustly solve photometric stereo problems. We cast the problem of recovering surface normals from multiple lighting conditions as a problem of recover...
EMNLP
2009
14 years 7 months ago
2009
This paper explores two classes of model adaptation methods for Web search ranking: Model Interpolation and error-driven learning approaches based on a boosting algorithm. The res...
138
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CVPR
2012
IEEE
12 years 12 months ago
2012
IEEE
In this paper we study the problem of online aligning a newly arrived image to previously well-aligned images. Inspired by recent advances in batch image alignment using low rank ...
103
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CVPR
2012
IEEE
12 years 12 months ago
2012
IEEE
In this paper, we propose a rank minimization method to fuse the predicted confidence scores of multiple models, each of which is obtained based on a certain kind of feature. Spe...