Sparse redundant formulations and non-negativity in Blind Source Separation.
Jérémy RapinJérôme BobinAnthony LarueJean-Luc StarckPublished in: EUSIPCO (2013)
Keyphrases
- blind source separation
- mixing matrix
- eigenvalue decomposition
- sparse representation
- component analysis
- independent component analysis
- non stationary
- source separation
- blind separation
- adaptive particle swarm optimization
- natural gradient
- negative matrix factorization
- source signals
- speech signal
- random projections
- optimization methods
- factor analysis
- signal processing
- independent components
- image representation
- algebraic equations
- high dimensional
- neural network
- pattern recognition