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Offline QR Code Authorization Based on Visual Cryptography.
Wen-Pinn Fang
Published in:
IIH-MSP (2011)
Keyphrases
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visual cryptography
qr code
augmented reality
mobile phone
barcode
secret sharing scheme
access control
acquired images
black and white
image acquisition
human computer interaction
secret image
wireless sensor networks
error correction
computer vision
hough transform