Keyphrases
- watermarking technique
- digital images
- data hiding
- copyright protection
- watermarking scheme
- digital watermarking
- compressed domain
- robust watermarking
- image watermarking
- secret information
- digital image watermarking
- watermarking algorithm
- digital content
- error correction
- pattern recognition
- spread spectrum
- image authentication
- high capacity
- watermark detection
- jpeg compression
- video watermarking