20066 search results - page 346 / 4014 » T Spaces |
174
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EMNLP
2011
14 years 6 months ago
2011
We exploit sketch techniques, especially the Count-Min sketch, a memory, and time efficient framework which approximates the frequency of a word pair in the corpus without explic...
292
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CVPR
2009
IEEE
17 years 1 months ago
2009
IEEE
Radiometric variations between input images can seriously
degrade the performance of stereo matching algorithms.
In this situation, mutual information is a very popular
and powe...
198
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CVPR
2009
IEEE
17 years 1 months ago
2009
IEEE
We propose a space-time Markov Random Field (MRF)
model to detect abnormal activities in video. The nodes in
the MRF graph correspond to a grid of local regions in the
video fra...
182
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ECCV
2000
Springer
16 years 8 months ago
2000
Springer
We improve the promising Colour by Correlation method for computational colour constancy by modifying it to work in a three dimensional colour space. The previous version of the al...
316
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ICDE
2008
IEEE
16 years 8 months ago
2008
IEEE
In a mobile service scenario, users query a server for nearby points of interest but they may not want to disclose their locations to the service. Intuitively, location privacy may...