Blind source separation of more sources than mixtures using generalized exponential mixture models.
Zhenwei ShiHuanwen TangWenyu LiuYiyuan TangPublished in: Neurocomputing (2004)
Keyphrases
- mixture model
- blind source separation
- source separation
- eigenvalue decomposition
- blind separation
- independent component analysis
- non stationary
- dirichlet distribution
- gaussian mixture model
- source signals
- em algorithm
- generative model
- probabilistic model
- expectation maximization
- maximum likelihood
- independent components
- speech signal
- language model
- unsupervised learning
- negative matrix factorization
- model selection
- sparse representation
- factor analysis
- data mining
- single channel