66 search results - page 7 / 14 » A Robust Image Watermarking Scheme Using Multiwavelet Tree |
IEAAIE
2007
Springer
14 years 1 months ago
2007
Springer
With the exponential growth of digital materials in this age, the protection of Intellectual Property Right (IPR) becomes an important and urgent topic. In this paper, we propose a...
ICIP
2002
IEEE
14 years 9 months ago
2002
IEEE
Geometric attacks are among the most challenging problems in present day watermarking. Such attacks are very simple to implement yet they can defeat most of the existing watermark...
ICMCS
2006
IEEE
14 years 1 months ago
2006
IEEE
In the integrity checking context of multimedia contents, a malicious user aims at devising a forged content in order to fool a watermarker by making him use as a genuine content....
Publication
A subband-DCT approach for image watermarking is proposed in this communication. The watermark is casted in a selected number of coefficients of all four bands of a one-level decom...
SPIESR
1998
13 years 9 months ago
1998
An approach to embedding gray scale images using a discrete wavelet transform is proposed. The proposed scheme enables using signature images that could be as much as 25% of the h...