New semi-fragile image authentication watermarking techniques using random bias and nonuniform quantization.
Kurato MaenoQibin SunShih-Fu ChangMasayuki SutoPublished in: IEEE Trans. Multim. (2006)
Keyphrases
- image authentication
- semi fragile
- watermarking technique
- watermarking scheme
- tamper detection
- semi fragile watermarking
- digital watermarking
- public key
- digital images
- copyright protection
- watermarking algorithm
- watermark embedding
- image content
- data hiding
- authentication scheme
- image watermarking
- jpeg compression
- lossy compression
- compressed domain
- digital content
- spread spectrum
- watermarking method