Keyphrases
- digital images
- watermarking scheme
- copyright protection
- watermarking algorithm
- fragile watermarking
- spread spectrum
- image authentication
- digital watermarking
- writing styles
- image watermarking
- robust image watermarking
- image processing operations
- watermarking method
- information hiding
- data hiding
- data sets
- digital image watermarking
- image fidelity
- handwriting recognition
- image processing