Two-microphone subband noise reduction scheme with a new noise subtraction parameter for speech quality enhancement.
Thiri Thandar AungHathaichanok ThumchirdchupongNisachon TangsangiumvisaiAkinori NishiharaPublished in: IET Signal Process. (2015)
Keyphrases
- noise reduction
- subband
- speech enhancement
- noisy environments
- filter bank
- signal to noise ratio
- linear prediction
- wavelet transform
- noise level
- multiresolution
- image compression
- locally adaptive
- wavelet coefficients
- edge preserving
- automatic speech recognition
- high frequency
- edge detection
- median filter
- bit rate
- wavelet decomposition
- noise removal
- frequency domain
- feature vectors
- generalized gaussian distribution
- subband coding
- frequency band
- low frequency
- wavelet domain
- low pass
- discrete wavelet transform
- speckle noise
- image coding
- speech signal
- denoising methods
- image coder
- speech recognition
- single channel
- denoising algorithm
- wavelet packet
- image processing
- vocal tract
- signal processing
- additive noise
- bilateral filter
- maximum likelihood
- feature extraction