Mixing Matrix Recovery of Underdetermined Source Separation Based on Sparse Representation.
Chu-Jun YaoHai-Lin LiuZhi-Tao CuiPublished in: CIS (2007)
Keyphrases
- mixing matrix
- sparse representation
- source separation
- blind source separation
- random projections
- negative matrix factorization
- face recognition
- blind separation
- image classification
- dimensionality reduction
- source signals
- image representation
- signal processing
- high dimensional data
- independent component analysis
- denoising
- single channel
- non stationary
- gaussian process
- hyperspectral images
- feature extraction
- data sets