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Random Grids-Based Threshold Visual Secret Sharing with Improved Visual Quality.
Xuehu Yan
Yuliang Lu
Lintao Liu
Song Wan
Published in:
IWDW (2016)
Keyphrases
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visual quality
image quality
high frequency
human visual system
bit rate
reconstructed image
compressed images
enhanced image
peak signal to noise ratio
contrast enhancement
perceptual distortion
secret sharing
co occurrence