Combined Wiener and coherence filtering in wavelet domain for microphone array speech enhancement.
Djamila MahmoudiAndrzej DrygajloPublished in: ICASSP (1998)
Keyphrases
- wavelet domain
- denoising
- wiener filter
- speech enhancement
- spatial domain
- wavelet transform
- wavelet coefficients
- additive noise
- single channel
- wavelet decomposition
- human visual system
- image denoising
- multiresolution
- subband
- noise removal
- multiscale
- noisy environments
- noise reduction
- high frequency
- speech signal
- noisy images
- image restoration
- natural images
- sar images
- median filter
- signal to noise ratio
- multi channel
- image coding
- frequency domain
- visual quality
- linear prediction
- pairwise
- vocal tract
- machine learning