Performance evaluation of adaptive quantizers for a 16-kbits/s sub-band coder.
Vaikunth GuptaKrishna VirupakshaPublished in: ICASSP (1982)
Keyphrases
- subband
- wavelet transform
- filter bank
- image compression
- multiresolution
- bit rate
- wavelet coefficients
- high frequency
- energy compaction
- image coder
- feature vectors
- locally adaptive
- scalar quantization
- wavelet decomposition
- wavelet coding
- image coding
- discrete wavelet transform
- wavelet domain
- low pass
- low frequency
- transform coefficients
- frequency domain
- wavelet packet
- subband coding
- rate distortion
- wavelet subbands
- perfect reconstruction
- feature extraction
- image quality
- frequency band
- compression algorithm
- bitstream
- video coding
- motion estimation
- multiscale
- image segmentation