Speech enhancement using posterior regularized NMF with bases update.
V. SunnydayalT. Kishore KumarPublished in: Comput. Electr. Eng. (2017)
Keyphrases
- speech enhancement
- negative matrix factorization
- noisy environments
- noise reduction
- signal to noise ratio
- nonnegative matrix factorization
- single channel
- bregman divergences
- speech signal
- least squares
- linear prediction
- vocal tract
- background noise
- sparse representation
- probability distribution
- multi channel
- wiener filter
- edge preserving
- edge detection
- smoothing algorithm
- principal component analysis