21 search results - page 1 / 5 » Color Image Watermarking Using Multidimensional Fourier Tran... |
TIFS
2008
13 years 4 months ago
2008
This paper presents two vector watermarking schemes that are based on the use of complex and quaternion Fourier transforms and demonstrates, for the first time, how to embed waterm...
MMSEC
2005
ACM
13 years 10 months ago
2005
ACM
Digital watermarking is a technology to hide information in digital media. We extend the digital watermarking technique Phasemark™, originally developed solely for image authent...
IWDW
2007
Springer
13 years 10 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...
ICMCS
1999
IEEE
13 years 8 months ago
1999
IEEE
Digital watermarks have been proposed as a method for discouraging illicit copying and distribution of copyrighted material. This paper describes a method for the secure and robus...
IH
1998
Springer
13 years 8 months ago
1998
Springer
This paper2 presents a new approach for the secure and robust copyright protection of digital images. A system for generating digital watermarks and for trading watermarked images ...