A microphone array for speech enhancement using multiresolution wavelet transform.
Djamila MahmoudiPublished in: EUROSPEECH (1997)
Keyphrases
- multiresolution
- wavelet transform
- speech enhancement
- single channel
- noisy environments
- noise reduction
- wavelet decomposition
- linear prediction
- image coding
- signal to noise ratio
- subband
- speech signal
- wavelet coefficients
- image compression
- high frequency
- vocal tract
- wavelet domain
- multiresolution representation
- lifting scheme
- multiresolution analysis
- smoothing algorithm
- quadtree
- speech recognition
- background noise
- wiener filter
- multi channel
- filter bank
- multiscale
- additive noise
- image fusion
- non stationary
- edge preserving
- prediction error