Speech enhancement using fourth-order cumulants and time-domain optimal filters.
Elias NemerRafik A. GoubranSamy MahmoudPublished in: EUROSPEECH (1999)
Keyphrases
- fourth order
- noise removal
- high order
- speech enhancement
- partial differential equations
- noise reduction
- image interpolation
- estimation error
- nonlinear diffusion
- anisotropic diffusion
- edge detection
- higher order statistics
- noisy environments
- wiener filter
- signal to noise ratio
- pairwise
- noise level
- pattern recognition
- median filter
- frequency domain
- linear prediction
- image compression