A New Watermarking Method with Obfuscated Quasi-Chirp Transform.

Kazuo Ohzeki Yuanyu Wei Yutaka Hirakawa Kiyotsugu Sato

Published in: IWDW (2011)

Keyphrases

watermarking method
watermarking scheme
fourier transform
digital watermarking
frequency domain
watermarking algorithm
copyright protection
watermark embedding
computer vision
human visual system
multimedia content
jpeg images