Self-verifying visual secret sharing using error diffusion and interpolation techniques.
Chin-Chen ChangChia-Chen LinT. Hoang Ngan LeHoai Bac LePublished in: IEEE Trans. Inf. Forensics Secur. (2009)
Keyphrases
- error diffusion
- secret sharing
- visual secret sharing
- gray scale
- image quality
- color reproduction
- inverse halftoning
- quantization error
- gray level
- halftoning algorithm
- human visual system
- noise shaping
- frequency domain
- secret sharing scheme
- halftone images
- data hiding
- color images
- direct binary search
- multi party
- similarity measure
- blue noise