58 search results - page 2 / 12 » Geometrically robust image watermarking using star patterns |
INFORMATICALT
2006
13 years 5 months ago
2006
In this paper, a digital watermarking algorithm for copyright protection based on the concept of embed digital watermark and modifying frequency coefficients in discrete wavelet tr...
MTA
2007
13 years 4 months ago
2007
This paper addresses a geometrically invariant watermarking method for digital images. Most previous watermarking algorithms perform weakly against geometric distortions, which des...
MUE
2008
IEEE
13 years 11 months ago
2008
IEEE
In this paper, we propose a robust watermark technology that can be used to protect copyright. We enhance robustness of the watermark such that it can be used to protect the intel...
ICMCS
2006
IEEE
13 years 11 months ago
2006
IEEE
In this paper, an affine invariant watermarking scheme, robust to geometric attacks, is proposed and applied to face regions. Initially, face regions are unsupervisedly extracted ...
IWDW
2007
Springer
13 years 11 months ago
2007
Springer
In this paper, we propose a print-scan resilient watermarking method which takes advantage of multiple watermarking. The method presented here consists of three separate watermarks...