An improved pre-processing approach for convex-geometry based blind source separation.
Yuyang HuangPeng XiaoBin LiaoPublished in: Digit. Signal Process. (2021)
Keyphrases
- blind source separation
- preprocessing
- component analysis
- independent component analysis
- non stationary
- adaptive particle swarm optimization
- source separation
- blind separation
- natural gradient
- mixing matrix
- feature extraction
- algebraic equations
- negative matrix factorization
- speech signal
- convex hull
- information retrieval
- eigenvalue decomposition
- factor analysis
- sparse representation
- multiresolution
- image segmentation
- image processing
- source signals
- multiscale
- image classification
- wavelet transform
- pattern recognition
- object recognition