Visual cryptography using image pixel transparency with cover image.
Dipesh ShresthaSanjeeb Prasad PandayPublished in: SKIMA (2015)
Keyphrases
- image pixels
- secret image
- visual cryptography
- cover image
- secret image sharing
- secret information
- secret sharing scheme
- pixel values
- spatial domain
- reconstructed image
- image regions
- secret data
- image quality
- probability density function
- image reconstruction
- computer vision
- data hiding
- information hiding
- frequency domain
- gray level
- motion estimation
- video sequences