Experiments with sub-band acoustic echo cancellers for teleconferencing.
André GilloirePublished in: ICASSP (1987)
Keyphrases
- subband
- high frequency
- filter bank
- wavelet transform
- image compression
- low frequency
- multiresolution
- discrete wavelet transform
- wavelet coefficients
- bit rate
- wavelet decomposition
- feature vectors
- frequency domain
- audio signal
- low pass
- frequency band
- locally adaptive
- wavelet domain
- contourlet transform
- wavelet packet
- wavelet filters
- perfect reconstruction
- high pass
- wavelet subbands
- image processing
- quadrature mirror
- image quality
- high resolution
- multiscale
- similarity measure