Elimination of filtering indeterminacy in blind source separation.
Kiyotoshi MatsuokaPublished in: Neurocomputing (2008)
Keyphrases
- blind source separation
- component analysis
- independent component analysis
- non stationary
- adaptive particle swarm optimization
- source separation
- blind separation
- mixing matrix
- negative matrix factorization
- speech signal
- natural gradient
- neural network
- sparse representation
- algebraic equations
- factor analysis
- independent components
- information retrieval systems
- hidden markov models
- object recognition
- eigenvalue decomposition
- face recognition