44 search results - page 1 / 9 » Recovery of Watermarks from Distorted Images |
ISW
2001
Springer
13 years 10 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 10 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 11 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 5 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 7 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...