Reversible watermark using the difference expansion of a generalized integer transform.
Adnan M. AlattarPublished in: IEEE Trans. Image Process. (2004)
Keyphrases
- reversible watermarking
- watermarking scheme
- watermarking algorithm
- digital watermarking
- copyright protection
- spread spectrum
- cellular automata
- watermarking method
- image authentication
- jpeg compression
- error correction
- prediction error
- digital images
- watermark embedding
- watermarking technique
- watermark detection
- digital watermark
- video watermarking
- robust watermarking scheme
- geometric distortions
- image watermarking
- convex functions
- floating point
- human visual system
- auto correlation