Underdetermined mixing matrix estimation based on time-frequency single source points detection and eigenvalue decomposition.
Pengcheng BaiYunxiu YangFengtao XueRong YangQin ShuPublished in: Signal Image Video Process. (2022)
Keyphrases
- blind source separation
- mixing matrix
- eigenvalue decomposition
- single source
- independent component analysis
- source separation
- non stationary
- blind separation
- data points
- random projections
- wavelet transform
- independent components
- negative matrix factorization
- speech signal
- feature points
- hyperplane
- sparse representation
- frequency domain
- low dimensional
- signal processing
- language model