Underdetermined blind source separation of speech mixtures unifying dictionary learning and sparse representation.
Yuan XieKan XieShengli XiePublished in: Int. J. Mach. Learn. Cybern. (2021)
Keyphrases
- blind source separation
- sparse representation
- dictionary learning
- source signals
- sparse coding
- blind separation
- speech signal
- source separation
- negative matrix factorization
- image classification
- face recognition
- speech recognition
- signal processing
- image patches
- test images
- independent components
- high dimensional data
- sparse codes
- dimensionality reduction
- random projections
- image representation
- small number
- feature extraction
- data sets
- text mining
- data analysis
- object recognition
- computer vision
- data mining