Design of Image Cryptosystem by Simultaneous VQ-Compression and Shuffling of Codebook and Index Matrix
Arup Kumar PalG. P. BiswasS. MukhopadhyayPublished in: CoRR (2011)
Keyphrases
- vector quantized
- vector quantization
- image compression
- progressive transmission
- vector quantisation
- image features
- visual words
- image representation
- image data
- input image
- fractal image coding
- vector quantizer
- image classification
- cellular automata
- bag of words
- multiscale
- block coding
- image fidelity
- image segmentation
- image coding
- wavelet transform
- high resolution
- lossy compression
- distortion measure
- multiresolution
- image retrieval
- fractal coding
- index table
- feature space