Steganography in halftone images: conjugate error diffusion.
Ming Sun FuOscar C. AuPublished in: Signal Process. (2003)
Keyphrases
- halftone images
- error diffusion
- high capacity
- data hiding
- inverse halftoning
- gray scale
- image quality
- error diffused images
- human visual system
- gray level
- halftoning algorithm
- error correction
- spatial domain
- least mean square
- continuous tone images
- frequency domain
- black and white
- original images
- direct binary search