Screen-Based Watermarking Of Aperiodic, Clustered-Dot Halftones.
Jiayin LiuJan P. AllebachPublished in: ICIP (2021)
Keyphrases
- direct binary search
- halftoning algorithm
- halftone images
- error diffusion
- data hiding
- image quality
- digital images
- copyright protection
- image watermarking
- inverse halftoning
- watermarking algorithm
- image authentication
- fragile watermarking
- human visual system
- watermarking scheme
- spread spectrum
- watermarking technique
- gray scale
- blue noise
- grayscale images
- information hiding
- gray level