On the existence of universal nonlinearities for blind source separation.
Heinz MathisScott C. DouglasPublished in: IEEE Trans. Signal Process. (2002)
Keyphrases
- blind source separation
- component analysis
- independent component analysis
- non stationary
- adaptive particle swarm optimization
- source separation
- blind separation
- eigenvalue decomposition
- negative matrix factorization
- mixing matrix
- variable step size
- sparse representation
- algebraic equations
- natural gradient
- factor analysis
- speech signal
- information retrieval systems
- dimensionality reduction
- source signals
- computer vision