An efficient codebook post-processing technique and a window-based fast-search algorithm for image vector quantization.
Guobin ShenMing L. LiouPublished in: IEEE Trans. Circuits Syst. Video Technol. (2000)
Keyphrases
- vector quantization
- post processing
- vector quantized
- image compression
- distortion measure
- vector quantizer
- preprocessing
- fractal image coding
- successive approximation
- coded images
- codebook design
- projections onto convex sets
- reconstructed image
- blocking artifacts
- post processed
- image coding
- entropy constrained
- input vector
- image processing
- image features
- computational complexity
- multiscale
- codebook generation