Lapped biorthogonal transforms for transform coding with reduced blocking and ringing artifacts.
Henrique S. MalvarPublished in: ICASSP (1997)
Keyphrases
- transform coding
- image coding
- lapped transforms
- energy compaction
- image compression
- wavelet transform
- filter bank
- wavelet filters
- compressed images
- discrete cosine transform
- lifting scheme
- coding efficiency
- vector quantizer
- subband
- image coder
- coding gain
- discrete wavelet transform
- data compression
- multiresolution
- multiscale
- vector quantization
- compression ratio
- perfect reconstruction
- wavelet decomposition
- image segmentation
- wavelet packet
- wavelet domain
- dct coefficients
- bit allocation