User-friendly secret image sharing scheme with verification ability based on block truncation coding and error diffusion.
Duanhao OuLili YeWei SunPublished in: J. Vis. Commun. Image Represent. (2015)
Keyphrases
- user friendly
- secret image sharing
- error diffusion
- chinese remainder theorem
- block truncation coding
- image quality
- visual cryptography
- secret image
- bit planes
- gray scale
- secret sharing scheme
- user interface
- inverse halftoning
- halftoning algorithm
- human visual system
- gray level
- high quality
- visual quality
- feature extraction
- halftone images
- data hiding
- high frequency
- image sequences