Image encryption and compression based on the generalized knight's tour, discrete cosine transform and chaotic maps.
Xiaoyong JiSen BaiGuibin ZhuBing YanPublished in: Multim. Tools Appl. (2017)
Keyphrases
- discrete cosine transform
- image encryption
- chaotic maps
- image compression
- image encryption scheme
- image encryption algorithm
- dct coefficients
- authentication scheme
- compression ratio
- security analysis
- compression algorithm
- transform domain
- wavelet transform
- image processing
- filter bank
- reconstructed image
- wireless communication
- subband
- chaotic sequence
- secret sharing scheme
- lossless compression
- smart card
- lossy compression
- image reconstruction
- signal processing
- multiscale