A Data-Hiding Scheme for Digital Image Using Pixel Value Differencing (DHPVD).

J. K. Mandal Amrita Khamrui

Published in: ISED (2011)

Keyphrases

digital images
pixel values
secret data
image quality
gray level
data hiding
grayscale images
probability density function
reversible data hiding
image processing
data embedding
digital watermarking
watermarking technique
black and white
secret key
visual quality
high quality