A Novel Image Steganographic Method Using Tri-way Pixel-Value Differencing.

Ko-Chin Chang Chien-Ping Chang Ping Sheng Huang Te-Ming Tu

Published in: J. Multim. (2008)

Keyphrases

pixel values
image quality
image data
interpolation method
background image
similarity measure
cover image
test images
em algorithm
background subtraction
edge detection
visual quality
computer vision
probability density function
input image
digital images
high quality
image segmentation