Fast encoding method for image vector quantization by using partial sum concept in Walsh domain.
Zhibin PanKoji KotaniTadahiro OhmiPublished in: EUSIPCO (2005)
Keyphrases
- vector quantization
- distortion measure
- fractal image coding
- fractal image compression
- index table
- test images
- image data
- fractal coding
- successive approximation
- input image
- input data
- image compression
- unsupervised learning
- image classification
- image features
- computational complexity
- neural network
- vector quantized
- tree structured vector quantization
- locally adaptive
- vector quantizer
- image retrieval
- multiscale
- image segmentation
- image processing