High-quality color image compression-encryption using chaos and block permutation.
Heping WenYiming HuangYiting LinPublished in: J. King Saud Univ. Comput. Inf. Sci. (2023)
Keyphrases
- image compression
- high quality
- vector quantization
- color images
- finite state vector quantization
- color information
- encryption algorithm
- reconstructed image
- wavelet transform
- image quality
- color space
- low bit rate
- compression scheme
- higher quality
- compression ratio
- encryption scheme
- compressed images
- low quality
- lossless compression
- discrete cosine transform
- neural network
- compression algorithm
- information hiding
- dct coefficients
- depth map
- transform coefficients
- entropy coding
- video sequences
- image encryption
- progressive transmission
- encryption algorithms
- chaotic sequence
- image processing