Keyphrases
- blind source separation
- component analysis
- independent component analysis
- non stationary
- source separation
- blind separation
- mixing matrix
- adaptive particle swarm optimization
- eigenvalue decomposition
- negative matrix factorization
- speech signal
- independent components
- natural gradient
- sparse representation
- object recognition
- algebraic equations
- neural network
- pattern recognition
- image processing
- machine learning
- variable step size