Stability analysis of natural gradient learning rules in overdetermined ICA.
Stefano SquartiniAndrea ArcangeliFrancesco PiazzaPublished in: Signal Process. (2008)
Keyphrases
- stability analysis
- natural gradient
- learning rules
- blind source separation
- independent component analysis
- mixing matrix
- nonlinear systems
- biologically inspired
- source separation
- neural network
- learning rate
- artificial neural networks
- blind separation
- non stationary
- independent components
- signal processing
- principal component analysis
- learning scheme
- learning algorithm
- back propagation
- negative matrix factorization
- factor analysis
- speech signal
- dynamic programming
- source signals
- adaptive control
- real time