Random Grids-Based Threshold Visual Secret Sharing with Improved Visual Quality.

Xuehu Yan Yuliang Lu Lintao Liu Song Wan

Published in: IWDW (2016)

Keyphrases

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