Quantum multi-image compression-encryption scheme based on quantum discrete cosine transform and 4D hyper-chaotic Henon map.
Jing-Yi DaiYan MaNan-Run ZhouPublished in: Quantum Inf. Process. (2021)
Keyphrases
- discrete cosine transform
- image compression
- encryption scheme
- dct coefficients
- wavelet transform
- lossless compression
- subband
- reconstructed image
- image encryption scheme
- compressed images
- compression algorithm
- filter bank
- transform domain
- compression ratio
- multiresolution
- dct domain
- image processing
- low bit rate
- ciphertext
- computer vision
- lightweight
- public key
- optical flow