Single-channel color image encryption algorithm based on fractional Hartley transform and vector operation.
Ye LiuJuan DuJinghui FanLihua GongPublished in: Multim. Tools Appl. (2015)
Keyphrases
- single channel
- encryption algorithm
- color images
- multi channel
- hartley transform
- security analysis
- pseudorandom
- independent component analysis
- digital content
- prior information
- wiener filter
- s box
- feature vectors
- pattern recognition
- wavelet decomposition
- brain activity
- fourier transform
- encryption scheme
- frequency domain
- non stationary
- gray level
- denoising