A new linear MMSE filter for single channel speech enhancement based on Nonnegative Matrix Factorization.
Nasser MohammadihaTimo GerkmannArne LeijonPublished in: WASPAA (2011)
Keyphrases
- speech enhancement
- single channel
- nonnegative matrix factorization
- noise reduction
- wiener filter
- multi channel
- linear prediction
- matrix factorization
- noisy environments
- signal to noise ratio
- negative matrix factorization
- independent component analysis
- wavelet decomposition
- denoising
- image restoration
- smoothing algorithm
- transfer function
- brain activity
- frequency domain
- prior information
- principal component analysis
- least squares
- spectral clustering
- signal processing
- speech signal
- point spread function
- blurred images
- sound source
- speech recognition
- multiresolution