A 32-band sub-band/Transform coder incorporating vector quantization for dynamic bit allocation.
C. D. HeronRonald E. CrochiereRichard V. CoxPublished in: ICASSP (1983)
Keyphrases
- image compression
- subband
- bit allocation
- vector quantization
- transform coding
- optimal bit allocation
- low pass
- vector quantizer
- frequency band
- wavelet transform
- high pass
- filter bank
- transform coefficients
- bit rate
- high frequency
- wavelet coefficients
- video coder
- distortion measure
- low bit rate
- wavelet decomposition
- discrete wavelet transform
- perfect reconstruction
- frequency domain
- low frequency
- compression ratio
- reconstructed image
- locally adaptive
- entropy constrained
- discrete cosine transform
- image coder
- compression algorithm
- compressed images
- image coding
- wavelet packet
- image processing
- arithmetic coding
- feature vectors
- multiresolution
- rate distortion
- entropy coding
- lossless compression
- coding method
- video compression
- spatial domain