Using piecewise linear nonlinearities in the natural gradient and FastICA algorithms for blind source separation.

Jih-Cheng Chao Scott C. Douglas

Published in: ICASSP (2008)

Keyphrases

natural gradient
blind source separation
piecewise linear
independent component analysis
learning rate
non stationary
mixing matrix
fixed point
blind separation
learning algorithm
negative matrix factorization
source separation
dynamic programming
policy gradient