Quaternion discrete fractional Krawtchouk transform and its application in color image encryption and watermarking.
Xilin LiuYongfei WuHao ZhangJiasong WuLiming ZhangPublished in: Signal Process. (2021)
Keyphrases
- image encryption
- image scrambling
- cosine transform
- chaotic maps
- image encryption scheme
- security analysis
- digital watermarking
- digital images
- authentication scheme
- image encryption algorithm
- watermarking scheme
- wireless communication
- data hiding
- copyright protection
- secret sharing
- secret sharing scheme
- moment invariants
- watermarking algorithm