Blind source separation combining frequency-domain ICA and beamforming.
Hiroshi SaruwatariSatoshi KuritaKazuya TakedaPublished in: ICASSP (2001)
Keyphrases
- blind source separation
- frequency domain
- convolutive mixtures
- independent component analysis
- spatial domain
- fourier transform
- source separation
- blind separation
- non stationary
- mixing matrix
- independent components
- power spectrum
- feature extraction
- independent components analysis
- signal processing
- principal component analysis
- denoising
- negative matrix factorization
- subband
- factor analysis
- source signals
- eigenvalue decomposition
- natural gradient
- similarity measure
- filter bank
- speech signal
- image processing
- image data
- sparse representation
- wavelet transform