Exploiting Narrowband Efficiency for Broadband Convolutive Blind Source Separation.
Robert AichnerHerbert BuchnerWalter KellermannPublished in: EURASIP J. Adv. Signal Process. (2007)
Keyphrases
- blind source separation
- component analysis
- independent component analysis
- speech signal
- non stationary
- source separation
- adaptive particle swarm optimization
- algebraic equations
- negative matrix factorization
- mixing matrix
- sparse representation
- blind separation
- natural gradient
- independent components
- eigenvalue decomposition
- information retrieval systems
- pattern recognition
- variable step size
- machine learning