Keyphrases
- copyright protection
- database
- watermarking scheme
- robust watermarking
- digital watermarking
- digital images
- watermarking algorithm
- multimedia content
- databases
- digital watermark
- image watermarking
- watermarking technique
- multimedia data
- watermark embedding
- robust watermarking scheme
- watermarking method
- image authentication
- database systems
- integrity verification
- multimedia
- information hiding
- spread spectrum
- high capacity
- secret information
- geometric attacks
- video watermarking
- metadata
- multiscale
- error correction
- image processing operations
- pattern recognition
- data model