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162
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ICASSP
2011
IEEE
14 years 8 months ago
2011
IEEE
—We present an alternative analysis of weighted 1 minimization for sparse signals with a nonuniform sparsity model, and extend our results to nuclear norm minimization for matric...
126
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ICASSP
2011
IEEE
14 years 8 months ago
2011
IEEE
Detecting stationary human targets is crucial in ensuring safe operation of unmanned ground vehicles. In this paper, a multi-stage detection algorithm for stationary humans in inf...
141
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SIGIR
2011
ACM
14 years 7 months ago
2011
ACM
We reveal that the Okapi BM25 retrieval function tends to overly penalize very long documents. To address this problem, we present a simple yet effective extension of BM25, namel...
133
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SIGIR
2012
ACM
13 years 6 months ago
2012
ACM
We give a fresh look into score normalization for merging result-lists, isolating the problem from other components. We focus on three of the simplest, practical, and widelyused l...
127
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WWW
2008
ACM
16 years 5 months ago
2008
ACM
Personalized Web search has emerged as one of the hottest topics for both the Web industry and academic researchers. However, the majority of studies on personalized search focuse...