Halftone image watermarking based on visual cryptography.

Z. Tifedjadjine N. Atamna Zohir Dibi Ahmed Bouridane

Published in: ICECS (2005)

Keyphrases

halftone images
visual cryptography
data hiding
error correction
information hiding
black and white
watermarking technique
gray scale
digital images
spatial domain
error diffusion
original images
watermarking algorithm
copyright protection
feature extraction
image processing
computer vision