Punched Image Watermarking: A Novel Fast Fractal Coding Based Technique.

Said E. El-Khamy Mohamed Khedr Ahmad Al-Kabbany

Published in: IIH-MSP (2007)

Keyphrases

image watermarking
compression ratio
lossy compression
copyright protection
coding method
discrete wavelet transform
watermarking algorithm
jpeg compression
geometric distortions
image compression
frequency domain
gray scale
image blocks
digital watermarking
multimedia data