Invertible Watermarking Algorithm with Detecting Locations of Malicious Manipulation for Biometric Image Authentication.
Jaehyuck LimHyobin LeeSangyoun LeeJaihie KimPublished in: ICB (2006)
Keyphrases
- watermarking algorithm
- image authentication
- jpeg compression
- watermarking scheme
- copyright protection
- signal processing
- tamper detection
- image watermarking
- digital watermarking
- wavelet domain
- spread spectrum
- dct coefficients
- lossy compression
- semi fragile
- pattern recognition
- watermark embedding
- watermarking technique
- geometric distortions
- feature extraction
- public key
- biometric systems
- image content
- digital images
- image retrieval