Keyphrases
- blind source separation
- component analysis
- independent component analysis
- non stationary
- blind separation
- adaptive particle swarm optimization
- source separation
- natural gradient
- mixing matrix
- negative matrix factorization
- sparse representation
- independent components
- algebraic equations
- source signals
- eigenvalue decomposition
- variable step size
- factor analysis
- speech signal
- nearest neighbor
- high dimensional
- pattern recognition
- image processing