Data Hiding For Text Document Image Authentication by Connectivity-Preserving.
Huijuan YangAlex C. KotPublished in: ICASSP (2) (2005)
Keyphrases
- tamper detection
- data hiding
- image authentication
- watermarking technique
- lossy compression
- error correction
- spatial domain
- spread spectrum
- watermarking scheme
- public key
- copyright protection
- digital watermarking
- jpeg compression
- image content
- watermarked image
- secret data
- authentication scheme
- data embedding
- watermarking algorithm
- reversible data hiding
- information hiding
- jpeg images
- cover image
- feature vectors
- watermark embedding
- visual information
- image watermarking
- transform domain
- keywords