IH
2004
Springer
14 years 5 months ago
2004
Springer
A new method improving watermark robustness against both global and local geometrical distortions is presented in this article. The proposed approach is based on a self-reference c...
ICIP
2001
IEEE
15 years 2 months ago
2001
IEEE
This paper presents an efficient method for the estimation and recovering from nonlinear or local geometrical distortions, such as the random bending attack and restricted project...