272 search results - page 34 / 55 » Detecting Altered Fingerprints |
193
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ICDE
2004
IEEE
16 years 3 months ago
2004
IEEE
This paper introduces a novel method of rights protection for categorical data through watermarking. We discover new watermark embedding channels for relational data with categori...
138
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ADC
2007
Springer
15 years 8 months ago
2007
Springer
The detection of image versions from large image collections is a formidable task as two images are rarely identical. Geometric variations such as cropping, rotation, and slight p...
128
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SIBGRAPI
2003
IEEE
15 years 7 months ago
2003
IEEE
Abstract. Authentication watermarking is a hidden data inserted into an image, in order to detect any alterations. It seems to be almost impossible to design a really secure authen...
105
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HAPTICS
2002
IEEE
2002
IEEE
Understanding of Fingernail-Bone Interaction and Fingertip Hemodynamics for Fingernail Sensor Design
15 years 6 months ago
When the human fingertip is pressed against a surface or bent, the hemodynamic state of the fingertip is altered due to mechanical interactions between the fingernail and bone. No...
136
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3DPVT
2004
IEEE
15 years 5 months ago
2004
IEEE
An appearance-based face authentication system integrating 2D color or intensity images and 3D data is presented in this paper. The proposed system is based on a low-cost 3D and c...