Geometrically Invariant Watermark Using Fast Correlation Attacks.
Dan WangPeizhong LuPublished in: IIH-MSP (2006)
Keyphrases
- watermarking scheme
- watermarking algorithm
- watermarking technique
- watermarking method
- digital watermarking
- robust watermarking scheme
- image watermarking
- digital watermark
- image watermarking scheme
- digital images
- copyright protection
- watermark embedding
- jpeg compression
- blind watermarking
- spread spectrum
- image normalization
- geometric attacks
- watermark detection
- video watermarking
- transform domain
- semi fragile watermarking
- geometric transformations
- digital image watermarking scheme
- digital image watermarking
- geometric distortions
- watermarked image
- correlation coefficient
- signal processing
- spatial domain
- affine transformation
- data hiding
- image authentication
- secret information
- countermeasures
- error correction
- affine invariant
- dct coefficients
- moment invariants
- wavelet domain