Fast tree-structured nearest neighbor encoding for vector quantization.
Ioannis KatsavounidisC.-C. Jay KuoZhen ZhangPublished in: IEEE Trans. Image Process. (1996)
Keyphrases
- vector quantization
- tree structured vector quantization
- nearest neighbor
- entropy constrained vector quantization
- fractal image compression
- image compression
- codebook design
- distortion measure
- vector quantizer
- index structure
- high dimensional
- knn
- successive approximation
- reduced complexity
- nearest neighbor search
- input vector
- entropy constrained
- data points
- codebook generation
- differential pulse code modulation
- tree structure
- training set
- neural gas
- scalar quantization
- fractal image coding
- image quality
- wavelet transform