Overcomplete BSS for Convolutive Mixtures Based on Hierarchical Clustering.
Stefan WinterHiroshi SawadaShoko ArakiShoji MakinoPublished in: ICA (2004)
Keyphrases
- hierarchical clustering
- convolutive mixtures
- blind source separation
- sparse representation
- blind separation
- frequency domain
- independent component analysis
- non stationary
- clustering method
- clustering algorithm
- negative matrix factorization
- natural images
- image classification
- linear combination
- source separation
- speech signal
- k means
- hierarchical clustering algorithm
- source signals
- signal processing
- hierarchical clustering algorithms
- face recognition
- basis functions
- independent components
- image processing
- partitional clustering
- single linkage
- high dimensional
- object recognition
- subband
- unsupervised learning
- dimensionality reduction
- pairwise
- feature extraction
- data sets