Wavelet speech enhancement based on nonnegative matrix factorization.
Syu-Siang WangAlan ChernYu TsaoJeih-Weih HungXugang LuYing-Hui LaiBorching SuPublished in: CoRR (2016)
Keyphrases
- nonnegative matrix factorization
- speech enhancement
- noise reduction
- single channel
- noisy environments
- signal to noise ratio
- wavelet decomposition
- negative matrix factorization
- matrix factorization
- speech signal
- wavelet transform
- data representation
- denoising
- wavelet coefficients
- linear prediction
- wiener filter
- multiscale
- least squares
- smoothing algorithm
- vocal tract
- multiresolution
- principal component analysis
- multi channel
- spectral clustering
- wavelet domain
- original data
- edge detection
- objective function
- data sets
- linear combination
- image processing