Considerations on quantization and dynamic bit-allocation in subband coders.
Tor A. RamstadPublished in: ICASSP (1986)
Keyphrases
- subband
- optimal bit allocation
- bit allocation
- bit rate
- image compression
- transform coding
- subband coding
- image coder
- rate distortion
- wavelet transform
- filter bank
- wavelet coefficients
- entropy coding
- subband decomposition
- video coding
- multiresolution
- scalar quantization
- feature vectors
- video coder
- high frequency
- wavelet decomposition
- video quality
- low bit rate
- wavelet packet
- distortion measure
- transform coefficients
- frequency domain
- bitstream
- rate control
- rate distortion optimization
- image quality
- wavelet coding
- video compression
- macroblock
- wavelet image coding
- frequency band
- computational complexity
- reconstruction error
- motion vectors
- inter frame
- image coding
- compression ratio
- compression algorithm
- visual quality
- motion estimation
- wavelet filters
- motion compensation
- high quality
- coding method
- optical flow
- energy compaction
- reconstructed image
- prediction error
- motion compensated
- vector quantizer
- coding efficiency
- lossless compression