Optimal Codebook Design for Image Vector Quantization Based on Edge-classified Norm-ordered K-means Algorithm.
Lang WangZhe-Ming LuLonghua MaPublished in: J. Inf. Hiding Multim. Signal Process. (2018)
Keyphrases
- vector quantization
- codebook design
- distortion measure
- k means
- vector quantized
- fractal image coding
- dynamic programming
- image compression
- competitive learning
- vector quantizer
- image segmentation
- finite state vector quantization
- expectation maximization
- successive approximation
- multiscale
- similarity measure
- image coding
- clustering algorithm
- image data
- human perception
- clustering method
- image classification
- input image
- spatial correlation
- computationally efficient
- image processing