CNN-based noise reduction for multi-channel speech enhancement system with discrete wavelet transform (DWT) preprocessing.
Pavani CherukuruMumtaz Begum MustafaPublished in: PeerJ Comput. Sci. (2024)
Keyphrases
- discrete wavelet transform
- speech enhancement
- multi channel
- single channel
- noise reduction
- multiresolution
- wavelet domain
- subband
- high frequency
- image fusion
- wavelet coefficients
- wavelet decomposition
- signal to noise ratio
- noisy environments
- edge preserving
- jpeg compression
- feature extraction
- feature vectors
- low frequency
- wiener filter
- wavelet transform
- noise level
- frequency domain
- multiscale
- palmprint
- linear prediction
- image compression
- high quality