A Watermarking Method for Halftone Images Based on Direct Binary Search.
In-Gook ChunSangho HaJongkeun AhnPublished in: Human.Society@Internet 2003 (2003)
Keyphrases
- watermarking method
- halftone images
- direct binary search
- data hiding
- gray scale
- jpeg images
- watermarking scheme
- black and white
- inverse halftoning
- digital watermarking
- error diffusion
- watermarked image
- original images
- watermarking algorithm
- halftoning algorithm
- error correction
- image quality
- perceptual quality
- digital images
- visual quality
- spread spectrum
- spatial domain
- gray images
- multiscale
- gray level
- image data