MAP-Based Underdetermined Blind Source Separation of Convolutive Mixtures by Hierarchical Clustering and ℓ1-Norm Minimization.
Stefan WinterWalter KellermannHiroshi SawadaShoji MakinoPublished in: EURASIP J. Adv. Signal Process. (2007)
Keyphrases
- hierarchical clustering
- blind source separation
- convolutive mixtures
- blind separation
- sparse representation
- independent component analysis
- non stationary
- source separation
- clustering method
- source signals
- negative matrix factorization
- speech signal
- clustering algorithm
- matrix completion
- independent components
- principal component analysis
- k means
- dimensionality reduction
- image classification
- markov random field