Keyphrases
- blind source separation
- mixing matrix
- natural gradient
- source separation
- learning algorithm
- variable step size
- cost function
- objective function
- expectation maximization
- blind separation
- convergence rate
- negative matrix factorization
- independent components
- clustering method
- non stationary
- missing data
- independent component analysis
- convergence speed
- probabilistic model
- algebraic equations
- eigenvalue decomposition
- data sets