Image compression and encryption based on integer wavelet transform and hybrid hyperchaotic system.
Rajamandrapu SrinivasN. MayurPublished in: Multiagent Grid Syst. (2021)
Keyphrases
- image compression
- integer wavelet transform
- lossy image compression
- lossless compression
- lifting scheme
- compression scheme
- high compression ratio
- image authentication
- encryption scheme
- lossy compression
- compression ratio
- wavelet transform
- vector quantization
- subband
- compression algorithm
- discrete cosine transform
- reconstructed image
- fractal image compression
- low bit rate
- image transmission
- image processing
- compressed images
- arithmetic coding
- lossless image compression
- image coding
- hash functions
- transform coding
- multiscale
- feature vectors
- image data
- multiresolution
- compressed data