A perceptual hash based blind-watermarking scheme for image authentication.
Moumita RoyDalton Meitei ThounaojamShyamosree PalPublished in: Expert Syst. Appl. (2023)
Keyphrases
- image authentication
- watermarking scheme
- tamper detection
- digital watermarking
- jpeg compression
- copyright protection
- watermarking algorithm
- spread spectrum
- error correction
- semi fragile
- public key
- watermarking method
- geometric distortions
- watermark embedding
- human visual system
- watermarked image
- metadata
- image denoising