Geometrically invariant image watermarking using Polar Harmonic Transforms.

Leida Li Shushang Li Ajith Abraham Jeng-Shyang Pan

Published in: Inf. Sci. (2012)

Keyphrases

image watermarking
jpeg compression
copyright protection
watermarking algorithm
frequency domain
discrete wavelet transform
lossy compression
zernike moments
moment invariants
affine transformation
additive noise
affine invariant
geometric distortions
digital watermarking
image processing
digital images
image data