Keyphrases
- digital images
- watermarking scheme
- image authentication
- spread spectrum
- digital watermarking
- signature verification
- fragile watermarking
- watermarking algorithm
- signature recognition
- information hiding
- digital signature
- robust image watermarking
- genetic algorithm
- image watermarking
- data hiding
- decision trees
- artificial intelligence
- copyright protection
- wavelet transform
- multiresolution
- watermark embedding
- watermarking method
- image processing
- information systems