A novel reversible fragile watermarking method in DWT domain for tamper localization and digital image authentication.
Gökhan AzizogluAhmet Nusret ToprakPublished in: Biomed. Signal Process. Control. (2023)
Keyphrases
- image authentication
- watermarking method
- digital watermarking
- watermarking scheme
- semi fragile
- tamper detection
- copyright protection
- digital content
- watermarking algorithm
- watermark embedding
- digital images
- jpeg compression
- discrete wavelet transform
- spread spectrum
- public key
- watermarking technique
- human visual system
- lossy compression
- watermarked image
- image watermarking
- error correction
- digital libraries
- geometric distortions
- signal processing
- feature extraction
- jpeg images
- multimedia content
- video sequences