Multistage SIMO-model-based blind source separation combining frequency-domain ICA and time-domain ICA.
Satoshi UkaiHiroshi SaruwatariTomoya TakataniRyo MukaiHiroshi SawadaPublished in: ICASSP (4) (2004)
Keyphrases
- frequency domain
- blind source separation
- multistage
- independent component analysis
- source separation
- independent components analysis
- convolutive mixtures
- feature extraction
- spatial domain
- independent components
- denoising
- blind separation
- mixing matrix
- non stationary
- signal processing
- single channel
- principal component analysis
- natural gradient
- factor analysis
- power spectrum
- filter bank
- subband
- dynamic programming
- machine learning
- image processing
- frequency domain analysis
- face recognition
- source signals
- speech signal
- sparse representation
- low pass
- negative matrix factorization
- natural images
- optimal policy