Non-negative matrix factorization with linear constraints for single-channel speech enhancement.
Nikolay LyubimovMikhail KotovPublished in: INTERSPEECH (2013)
Keyphrases
- linear constraints
- negative matrix factorization
- single channel
- speech enhancement
- multi channel
- matrix factorization
- principal component analysis
- independent component analysis
- frequency domain
- sparse representation
- wiener filter
- wavelet decomposition
- prior information
- information retrieval
- signal processing
- denoising
- heart rate
- wavelet transform
- prior knowledge
- multiresolution