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A high quality and small shadow size visual secret sharing scheme based on hybrid strategy for grayscale images.
T. Hoang Ngan Le
Chia-Chen Lin
Chin-Chen Chang
Hoai Bac Le
Published in:
Digit. Signal Process. (2011)
Keyphrases
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grayscale images
secret sharing scheme
high quality
gray scale
color images
secret sharing
binary images
gray level
image enhancement
visual information
key management
color information
visual features
secret image
reconstructed image
high resolution
computational complexity
image quality
test images
low level