An improved constrained ICA with reference based unmixing matrix initialization.
Zhan-Li SunLi ShangPublished in: Neurocomputing (2010)
Keyphrases
- k means
- independent component analysis
- blind source separation
- independent components analysis
- independent components
- principal component analysis
- factor analysis
- signal processing
- non stationary
- component analysis
- source separation
- face recognition
- matrix inversion
- natural image statistics
- coefficient matrix
- data sets
- positive definite
- singular values
- matrix representation
- feature extraction
- lagrange multipliers
- high dimensional data
- low rank
- dimension reduction
- singular value decomposition
- covariance matrix