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An Improved Aspect Ratio Invariant Visual Cryptography Scheme with Flexible Pixel Expansion.
Wen Wang
Feng Liu
WeiQi Yan
Gang Shen
Teng Guo
Published in:
IWDW (2015)
Keyphrases
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aspect ratio
visual cryptography scheme
secret sharing
perspective projection
secret sharing scheme
camera parameters
bounding box
input image
visual cryptography
real time
high quality
image classification