Keyphrases
- high tech
- digital images
- watermarking scheme
- copyright protection
- ethical issues
- spread spectrum
- digital watermarking
- wavelet domain
- semi fragile watermarking
- watermarking algorithm
- image watermarking
- authorship attribution
- social issues
- image authentication
- jpeg compression
- digital watermark
- real time
- multiscale
- feature extraction
- writing style
- artificial intelligence