Wavelet Speech Enhancement Based on Nonnegative Matrix Factorization.
Syu-Siang WangAlan ChernYu TsaoJeih-weih HungXugang LuYing-Hui LaiBorching SuPublished in: IEEE Signal Process. Lett. (2016)
Keyphrases
- nonnegative matrix factorization
- speech enhancement
- noisy environments
- single channel
- noise reduction
- signal to noise ratio
- negative matrix factorization
- wavelet decomposition
- data representation
- wavelet transform
- speech signal
- linear prediction
- matrix factorization
- wavelet coefficients
- multiresolution
- vocal tract
- least squares
- spectral clustering
- wavelet domain
- denoising
- multi channel
- multiscale
- document clustering
- principal component analysis
- smoothing algorithm
- original data
- wiener filter
- image coding
- subband
- objective function
- cluster analysis
- lossless compression
- optical flow
- image compression