Keyphrases
- independent component analysis
- blind source separation
- blind signal separation
- single channel
- principal component analysis
- independent components
- consistency constraints
- factor analysis
- source signals
- speech signal
- mixing matrix
- signal processing
- source separation
- feature extraction
- consistency checking
- non stationary
- global constraints
- globally optimal
- pattern analysis
- hidden markov models
- preprocessing
- statistical independence
- wigner distribution
- data sets