55 search results - page 9 / 11 » A Fractal Watermarking Scheme for Image in DWT Domain |
TIFS
2008
14 years 10 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...
IWDW
2007
Springer
15 years 4 months ago
2007
Springer
Abstract. In this paper, we propose a practical real-time video watermarking scheme for downscaling attack. We embed watermark into an arbitrary size of a host video and extract it...
IEAAIE
2007
Springer
15 years 4 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...
TIP
2002
14 years 9 months ago
2002
Region-based functionality offered by the MPEG-4 video compression standard is also appealing for still images, for example to permit object-based queries of a still-image database...
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IWDW
2009
Springer
15 years 4 months ago
2009
Springer
In this paper, we propose a blind watermarking algorithm for 3D meshes. The proposed algorithm embeds spectral domain constraints in segmented patches. After aligning the 3D object...