A novel pixel value ordering reversible data hiding based on dual-image.

Yuhang Niu Shuyuan Shen

Published in: Multim. Tools Appl. (2022)

Keyphrases

pixel values
reversible data hiding
image quality
gray level
cover image
image data
image segmentation
probability density function
secret data
input image
test images
compression ratio
blurred images
image blocks