521 search results - page 23 / 105 » Sparse probabilistic classifiers |
138
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ICML
2004
IEEE
16 years 3 months ago
2004
IEEE
Bayesian networks are a powerful probabilistic representation, and their use for classification has received considerable attention. However, they tend to perform poorly when lear...
114
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BMVC
2001
15 years 4 months ago
2001
In order to develop a high-level description of events unfolding in a typical surveillance scenario, each successfully tracked event must be classified into type and behaviour. I...
121
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SIGIR
2008
ACM
15 years 2 months ago
2008
ACM
We introduce the posterior probabilistic clustering (PPC), which provides a rigorous posterior probability interpretation for Nonnegative Matrix Factorization (NMF) and removes th...
120
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ICPR
2004
IEEE
16 years 3 months ago
2004
IEEE
This paper describes a new approach to combine multiple modalities and applies it to the problem of affect recognition. The problem is posed as a combination of classifiers in a p...
148
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ICCV
2005
IEEE
16 years 4 months ago
2005
IEEE
In this paper, a new learning framework?probabilistic boosting-tree (PBT), is proposed for learning two-class and multi-class discriminative models. In the learning stage, the pro...