Halftone Visual Cryptography with Complementary Cover Images.

Gang Shen Feng Liu Zhengxin Fu Bin Yu Wen Wang

Published in: IWDW (2016)

Keyphrases

secret image
visual cryptography
ground truth
input image
halftone images
image data
edge detection
original images
secret sharing scheme
multiple images
digital images
gray scale
binary images
test images
spatial domain
pixel values