A Rotation Resistant Image Watermarking Algorithm via Circle.

Yuxi Tan Lei Tang Zhinian Gao Peng Sun Xiaoyuan Yang Yu Li

Published in: CIS (2012)

Keyphrases

hough transform
rotation angle
image rotation
rotation invariant
log polar
geometric distortions
preserving transformations
databases
neural network
machine learning
information retrieval
search algorithm
d objects
geometric transformations
discrete fourier transform