324 search results - page 4 / 65 » Achievable Performance of Digital Watermarking Systems |
ISQED
2009
IEEE
14 years 2 months ago
2009
IEEE
For effective digital rights management (DRM) of multimedia in the framework of embedded systems, both watermarking and cryptography are necessary. In this paper, we present a wat...
SP
2006
IEEE
14 years 1 months ago
2006
IEEE
Timing-based active watermarking schemes are developed to trace back attackers through stepping stone connections or anonymizing networks. By slightly changing packet timing, thes...
INFORMATICALT
2008
13 years 7 months ago
2008
Abstract. This paper presents a novel robust digital image watermarking scheme using subsampling and nonnegative matrix factorization. Firstly, subsampling is used to construct a s...
TIFS
2008
13 years 7 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...
ICIP
2000
IEEE
14 years 9 months ago
2000
IEEE
Media hashing is an alternative to achieve many applications previously accomplished with watermarking. The major disadvantage of the existing media hashing technologies is their ...