A new semi-fragile image watermarking with robust tampering restoration using irregular sampling.
Xunzhan ZhuAnthony T. S. HoPina MarzilianoPublished in: Signal Process. Image Commun. (2007)
Keyphrases
- image watermarking
- semi fragile
- watermarking algorithm
- jpeg compression
- watermarking scheme
- copyright protection
- watermarking technique
- digital watermarking
- spread spectrum
- image authentication
- digital images
- geometric distortions
- discrete wavelet transform
- signal processing
- tamper detection
- watermark detection
- lossy compression
- dct coefficients
- watermark embedding
- wavelet domain
- watermarking method
- watermarked image
- data hiding
- additive noise
- multimedia content
- pattern matching
- image processing
- jpeg images
- peak signal to noise ratio
- image restoration
- spatial domain