A novel DCT domain CRT-based watermarking scheme for image authentication surviving JPEG compression.
Jagdish Chandra PatraJiliang E. PhuaCédric BornandPublished in: Digit. Signal Process. (2010)
Keyphrases
- image authentication
- jpeg compression
- dct domain
- dct coefficients
- watermarking scheme
- watermarking algorithm
- watermark detection
- discrete cosine transform
- tamper detection
- transform domain
- compressed domain
- image watermarking
- jpeg images
- digital watermarking
- spatial domain
- post processing
- geometric distortions
- human visual system
- semi fragile
- digital video
- error correction
- copyright protection
- feature vectors
- compressed images
- low frequency
- watermark embedding
- image blocks
- spread spectrum
- reference frame
- multiscale
- digital images
- lossy compression
- watermarked image