Keyphrases
- error correction
- digital images
- image watermarking
- fragile watermarking
- watermarking scheme
- data hiding
- spread spectrum
- robust image watermarking
- watermarking algorithm
- error correcting
- copyright protection
- watermarking technique
- digital image watermarking
- image authentication
- neural network
- database
- watermarking method
- data sets
- real time
- image quality