Threshold Visual Cryptography Schemes with Specified Whiteness Levels of Reconstructed Pixels.

Philip A. Eisen Douglas R. Stinson

Published in: Des. Codes Cryptogr. (2002)

Keyphrases

visual cryptography
visual cryptography scheme
secret sharing
secret sharing scheme
computer vision
gray value
secret image
reconstructed image
image segmentation
preprocessing
input image
image compression
multi party
halftone images
secret image sharing