A hypothesis testing approach to semifragile watermark-based authentication.
Chuhong FeiRaymond H. KwongDeepa KundurPublished in: IEEE Trans. Inf. Forensics Secur. (2009)
Keyphrases
- hypothesis testing
- digital watermarking
- image authentication
- semi fragile watermarking
- watermarking scheme
- likelihood ratio
- copyright protection
- digital images
- watermarking algorithm
- spread spectrum
- fragile watermarking scheme
- statistical tests
- watermark embedding
- jpeg compression
- digital watermark
- watermarking technique
- fragile watermarking
- likelihood ratio test
- watermarking method
- biometric authentication
- robust statistical
- hypothesis tests
- null hypothesis
- bayesian networks
- tampering detection
- test statistic
- authentication scheme
- data mining
- digital content
- signal processing
- watermark extraction
- confidence intervals
- decision trees