Subband/VQ coding of color images with perceptually optimal bit allocation.
Robert E. Van DyckSarah A. RajalaPublished in: IEEE Trans. Circuits Syst. Video Technol. (1994)
Keyphrases
- optimal bit allocation
- subband
- bit allocation
- image compression
- scalar quantization
- vector quantization
- transform coding
- vector quantizer
- bit rate
- filter bank
- rate distortion
- distortion measure
- image coding
- wavelet transform
- human perception
- video compression
- wavelet coding
- multiresolution
- subband coding
- wavelet coefficients
- coding scheme
- rate control
- low bit rate
- frequency domain
- video coding
- discrete wavelet transform
- rate distortion optimization
- human visual system
- video quality
- high frequency
- reconstructed image
- feature vectors
- bitstream
- coding method
- compression scheme
- visual quality
- image coder
- compression ratio
- coding efficiency
- discrete cosine transform
- video coder
- compression algorithm
- motion estimation
- macroblock
- multiscale
- wavelet packet
- image processing
- transform coefficients
- motion compensation
- motion vectors
- image quality
- computational complexity