A consideration of blind source separation using wavelet transform.
Noriyuki HiraiHiroki MatsumotoToshihiro FurukawaKiyoshi FuruyaPublished in: ISCAS (6) (2005)
Keyphrases
- blind source separation
- wavelet transform
- component analysis
- independent component analysis
- multiresolution
- non stationary
- image compression
- blind separation
- adaptive particle swarm optimization
- subband
- source separation
- multiscale
- mixing matrix
- wavelet coefficients
- natural gradient
- eigenvalue decomposition
- negative matrix factorization
- high frequency
- algebraic equations
- feature extraction
- speech signal
- sparse representation
- independent components
- source signals
- wavelet decomposition
- factor analysis
- discrete wavelet transform
- matrix factorization
- image processing