Keyphrases
- speech enhancement
- dual channel
- signal to noise ratio
- principal component analysis
- noise reduction
- single channel
- noisy environments
- independent component analysis
- least squares
- maximum likelihood
- feature extraction
- wiener filter
- face recognition
- linear prediction
- edge detection
- speech signal
- edge preserving
- background noise
- additive noise
- vocal tract
- smoothing algorithm
- feature space
- low contrast
- maximum a posteriori