2863 search results - page 271 / 573 » Computer modelling and natural phenomena |
173
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CIVR
2008
Springer
15 years 8 months ago
2008
Springer
In this paper, we propose two ways of improving image classification based on bag-of-words representation [25]. Two shortcomings of this representation are the loss of the spatial...
214
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CVPR
2007
IEEE
16 years 8 months ago
2007
IEEE
Facial activities are the most natural and powerful means of human communication. Spontaneous facial activity is characterized by rigid head movements, non-rigid facial muscular m...
208
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RECOMB
2007
Springer
16 years 7 months ago
2007
Springer
Association, or LD (linkage disequilibrium), mapping is an intensely-studied approach to gene mapping (genome-wide or in candidate regions) that is widely hoped to be able to effic...
175
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ICALP
2007
Springer
16 years 25 days ago
2007
Springer
We present lower bounds on the space required to estimate the quantiles of a stream of numerical values. Quantile estimation is perhaps the most studied problem in the data stream ...
198
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IJCNLP
2004
Springer
16 years 1 days ago
2004
Springer
In this paper, a series of window-based methods is proposed for information retrieval. Compared with traditional tf-idf model, our approaches are based on two new key notions. The ...