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A New Bi-Level Encoding and Decoding Scheme for Pixel Expansion Based Visual Cryptography.
Ram Chandra Barik
Suvamoy Changder
Sitanshu Sekhar Sahu
Published in:
Int. J. Rough Sets Data Anal. (2019)
Keyphrases
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visual cryptography
bi level
secret sharing scheme
visual cryptography scheme
secret sharing
secret image sharing
gray scale
secret image
decoding algorithm
human eyes
error diffusion
binary patterns
image authentication