Vector quantization with hierarchical classification of sub-blocks.
Jorma T. VirtamoS. T. ValliPublished in: Signal Process. Image Commun. (1996)
Keyphrases
- feature selection
- hierarchical classification
- vector quantization
- fractal image coding
- image compression
- text classification
- vector quantizer
- fractal coding
- distortion measure
- codebook design
- machine learning
- block size
- fractal image compression
- search engine
- codebook generation
- reduced complexity
- hierarchical structure
- classification algorithm
- image processing
- image blocks
- entropy constrained
- feature extraction
- tree structured vector quantization
- computer vision