1102 search results - page 19 / 221 » Density Estimation Using Mixtures of Mixtures of Gaussians |
117
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CVPR
2005
IEEE
16 years 3 months ago
2005
IEEE
We introduce mixture trees, a tree-based data-structure for modeling joint probability densities using a greedy hierarchical density estimation scheme. We show that the mixture tr...
111
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INFORMATICALT
2000
15 years 1 months ago
2000
Abstract. Influence of projection pursuit on classification errors and estimates of a posteriori probabilities from the sample is considered. Observed random variable is supposed t...
134
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TASLP
2010
14 years 8 months ago
2010
This paper presents a novel probabilistic approach to speech enhancement. Instead of a deterministic logarithmic relationship, we assume a probabilistic relationship between the fr...
94
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ESANN
2004
15 years 3 months ago
2004
Abstract. The regularized Mahalanobis distance is proposed in the framework of finite mixture models to avoid commonly faced numerical difficulties encountered with EM. Its princip...
ICPR
2010
IEEE
15 years 7 months ago
2010
IEEE
—We propose a new method for online estimation of probabilistic discriminative models. The method is based on the recently proposed online Kernel Density Estimation (oKDE) framew...