Structural Digital Signature and Semi-Fragile Fingerprinting for Image Authentication in Wavelet Domain.

Yan Zhu Chang-Tsun Li Hong-Jia Zhao

Published in: IAS (2007)

Keyphrases

image authentication
wavelet domain
digital signature
watermarking algorithm
digital watermarking
copyright protection
discrete wavelet transform
public key
jpeg compression

denoising
wavelet coefficients
spatial domain
wavelet transform
watermarking technique
multiresolution
multiscale
watermark embedding
image denoising

image watermarking
human visual system
smart card
subband
high frequency
spread spectrum
digital images
key management
watermarking scheme

watermarked image
transform domain
secret key
natural images
noisy images
digital content
image processing
multimedia content
similarity measure