Sub-band SNR estimation using auditory feature processing.
Michael KleinschmidtVolker HohmannPublished in: Speech Commun. (2003)
Keyphrases
- subband
- feature vectors
- information processing
- discrete wavelet transform
- wavelet transform
- locally adaptive
- high frequency
- filter bank
- bit rate
- image compression
- wavelet coefficients
- coding gain
- multiresolution
- low pass
- low frequency
- signal processing
- wavelet domain
- wavelet decomposition
- frequency domain
- signal to noise ratio
- image features
- feature space
- multiscale
- visual information
- noise reduction
- computer vision
- lifting scheme
- frequency band
- feature extraction
- image processing
- feature selection
- rate distortion
- wavelet subbands
- feature set