A comparative study of PVD-based schemes for data hiding in digital images.
El-Sayed M. El-AlfyAzzat A. Al-SadiPublished in: AICCSA (2011)
Keyphrases
- data hiding
- digital images
- watermarking technique
- error correction
- high capacity
- spatial domain
- reversible data hiding
- data hiding scheme
- spread spectrum
- tamper detection
- data embedding
- secret data
- secret message
- copyright protection
- digital watermarking
- jpeg images
- black and white
- gray scale
- embedded image
- motion estimation
- watermarked image
- halftone images
- frequency domain
- cover image