A scene adaptive and signal adaptive quantization for subband image and video compression using wavelets.
Jiebo LuoChang Wen ChenKevin J. ParkerThomas S. HuangPublished in: IEEE Trans. Circuits Syst. Video Technol. (1997)
Keyphrases
- subband
- adaptive quantization
- energy compaction
- image compression
- rate distortion
- subband coding
- wavelet transform
- filter bank
- perfect reconstruction
- wavelet packet
- multiresolution
- bit rate
- wavelet decomposition
- high frequency
- low bit rate
- frequency domain
- video coding
- feature vectors
- transform coefficients
- low frequency
- video codec
- discrete wavelet transform
- low pass
- wavelet coefficients
- wavelet domain
- image coding
- shape coding
- signal processing
- vector quantization
- reconstructed image
- video compression
- video sequences
- motion estimation
- entropy coding
- transform coding
- video signals
- multiscale
- macroblock
- image quality
- wavelet filters
- spatial domain
- compression algorithm
- motion vectors
- image data
- moving objects
- image sequences