An investigation of speech enhancement using wavelet filtering method.
Khaled DaqrouqIbrahim N. Abu-IsbeihOmar R. DaoudEmad KhalafPublished in: Int. J. Speech Technol. (2010)
Keyphrases
- filtering method
- speech enhancement
- denoising
- wiener filter
- noise reduction
- noisy environments
- single channel
- signal to noise ratio
- post processing
- impulse noise
- speech signal
- wavelet domain
- wavelet decomposition
- wavelet transform
- adaptive filtering
- image denoising
- vocal tract
- linear prediction
- wavelet coefficients
- smoothing algorithm
- image processing
- multiscale
- noisy images
- multi channel
- multiresolution
- natural images
- pattern recognition
- median filter
- frequency domain
- edge preserving
- edge detection
- noise level
- additive noise
- noise removal
- color images
- gaussian noise
- digital images
- preprocessing
- signal processing
- subband