44 search results - page 1 / 9 » Recovery of Watermarks from Distorted Images |
ISW
2001
Springer
13 years 9 months ago
2001
Springer
Abstract. Watermarking stays the main technical safeguard of electronic copyright. This paper presents the first public-domain oblivious watermarking scheme for images which survi...
IH
1999
Springer
13 years 9 months ago
1999
Springer
Many techniques for watermarking of digital images have appeared in numerous publications. Most of these techniques are sensitive to cropping and or a ne distortions e.g., rotatio...
IH
2004
Springer
13 years 10 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...
CORR
2010
Springer
13 years 4 months ago
2010
Springer
-- Digital Watermarking is used for copyright protection and authentication. In the proposed system, a Dual Watermarking Scheme based on DWT-SVD with chaos encryption algorithm, wi...
ICIP
2004
IEEE
14 years 6 months ago
2004
IEEE
The paper proposes a blind spread spectrum watermarking scheme where watermark information is embedded redundantly in the multilevel wavelet coefficients of the cover image. It ha...