394 search results - page 15 / 79 » Estimation of Mixture Models Using Co-EM |
109
Voted
ICIP
2004
IEEE
16 years 3 months ago
2004
IEEE
In this paper, we present a robust method for estimating the model parameters in a mixture of probabilistic principal component analyzers. This method is based on the Stochastic v...
118
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CSDA
2007
15 years 1 months ago
2007
This article proposes a Bayesian infinite mixture model for the estimation of the conditional density of an ergodic time series. A nonparametric prior on the conditional density ...
100
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IJON
2008
15 years 11 days ago
2008
BIC criterion is widely used by the neural-network community for model selection tasks, although its convergence properties are not always theoretically established. In this paper...
ICASSP
2011
IEEE
14 years 5 months ago
2011
IEEE
In mixtures of musical sounds, the problem of overlapped harmonics poses a significant challenge to source separation. Common Amplitude Modulation (CAM) is one of the most effect...
96
Voted
ICASSP
2009
IEEE
15 years 8 months ago
2009
IEEE
We propose a model for the density of cross-spectral coefficients using Normal Variance Mean Mixtures. We show that this model density generalizes the corresponding marginal dens...