Combined blind/nonblind source separation based on the natural gradient.
Marcel JohoHeinz MathisGeorge S. MoschytzPublished in: IEEE Signal Process. Lett. (2001)
Keyphrases
- natural gradient
- source separation
- blind source separation
- mixing matrix
- independent component analysis
- non stationary
- independent components
- factor analysis
- speech signal
- blind separation
- sparse representation
- source signals
- denoising
- negative matrix factorization
- learning rate
- random projections
- simple linear
- temporal structure
- principal component analysis
- feature vectors
- video sequences
- hyperplane
- signal processing