Multistage SIMO-Model-Based Blind Source Separation Combining Frequency-Domain ICA and Time-Domain ICA.
Satoshi UkaiTomoya TakataniHiroshi SaruwatariKiyohiro ShikanoRyo MukaiHiroshi SawadaPublished in: IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2005)
Keyphrases
- frequency domain
- blind source separation
- multistage
- independent component analysis
- convolutive mixtures
- spatial domain
- independent components analysis
- source separation
- independent components
- blind separation
- feature extraction
- mixing matrix
- non stationary
- power spectrum
- factor analysis
- denoising
- natural gradient
- subband
- frequency domain analysis
- dynamic programming
- signal processing
- low pass
- principal component analysis
- single channel
- source signals
- power spectra
- negative matrix factorization
- filter bank
- sparse representation
- optimal policy
- pattern recognition
- machine learning
- multiresolution