Keyphrases
- watermarking technique
- digital images
- data hiding
- copyright protection
- digital watermarking
- robust watermarking
- watermarking scheme
- watermarking algorithm
- image watermarking
- digital content
- compressed domain
- digital image watermarking
- high capacity
- secret information
- image authentication
- watermark detection
- video watermarking
- geometric distortions
- multimedia data
- pattern recognition
- databases
- high quality