Keyphrases
- tamper detection
- image watermarking
- data hiding
- lossy compression
- watermarking technique
- spread spectrum
- error correction
- copyright protection
- jpeg compression
- additive noise
- geometric distortions
- watermarking algorithm
- discrete wavelet transform
- digital watermarking
- watermarked image
- spatial domain
- high quality
- watermarking scheme
- wavelet domain
- signal processing
- digital images