Reversible data hiding in encrypted color images using cross-channel correlations.
Ming LiHua RenYong XiangYushu ZhangPublished in: J. Vis. Commun. Image Represent. (2021)
Keyphrases
- reversible data hiding
- cross channel
- color images
- data hiding
- free riding
- high capacity
- gray scale
- color information
- prediction algorithm
- grayscale images
- query recommendation
- image processing
- single channel
- pixel values
- visual quality
- service delivery
- error correction
- spatial correlation
- digital images
- co occurrence
- face recognition
- coding method
- multi channel
- spatial domain