Speech enhancement using adaptive MMSE estimator under signal presence uncertainty and Laplacian prior.
Mehdi RashidinejadHamid Reza AbutalebiPublished in: IST (2012)
Keyphrases
- speech enhancement
- hearing aids
- single channel
- noisy environments
- noise reduction
- signal to noise ratio
- minimum mean squared error
- wiener filter
- maximum a posteriori
- minimum mean square error
- multi channel
- signal processing
- noise variance
- prior information
- maximum likelihood
- noisy speech
- additive noise
- prior knowledge
- background noise
- edge detection
- speech signal
- denoising
- least squares
- recursive least squares
- high frequency
- natural images
- adaptive filtering
- image processing
- independent component analysis
- image restoration
- super resolution