3899 search results - page 267 / 780 » Robust Image Hashing |
215
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ICCV
1998
IEEE
16 years 8 months ago
1998
IEEE
We describe a exible model for representing images of objects of a certain class, known a priori, such as faces, and introduce a new algorithm for matching it to a novel image and...
179
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MEDIAFORENSICS
2010
15 years 8 months ago
2010
Current image re-sampling detectors can reliably detect re-sampling in JPEG images only up to a Quality Factor (QF) of 95 or higher. At lower QFs, periodic JPEG blocking artifacts...
192
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IJCV
2007
15 years 6 months ago
2007
In this paper, we study face hallucination, or synthesizing a high-resolution face image from an input low-resolution image, with the help of a large collection of other high-reso...
158
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ICDIM
2007
IEEE
16 years 28 days ago
2007
IEEE
In this paper, a new method of dirty paper code design is investigated, namely the biorthogonal matrix. The error probability is analysed for the code design. Since the code has t...
152
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IH
2004
Springer
15 years 12 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...