Improved blind DCT watermarking by using chaotic sequences.

Relu Laurentiu Tataru Safwan El Assad Olivier Déforges

Published in: ICITST (2012)

Keyphrases

digital watermark
digital images
watermark extraction
discrete cosine transform
signal processing
spatial domain
watermarking scheme
cellular automata
copyright protection
jpeg images
chaotic map
fragile watermarking