Individual Sub-Band Estimation Approach to Bandwidth Extension and Enhancement of Coded Speech.
Youngwon ChoiEunkyun LeeInseon JangJong Won ShinPublished in: ICASSP (2023)
Keyphrases
- subband
- discrete wavelet transform
- high frequency
- wavelet transform
- filter bank
- multiresolution
- wavelet coefficients
- wavelet decomposition
- low frequency
- locally adaptive
- image compression
- bit rate
- feature vectors
- frequency domain
- low pass
- image enhancement
- wavelet domain
- contourlet transform
- video streaming
- frequency band
- lifting scheme
- image segmentation
- perfect reconstruction
- image coding