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Exposing digital image forgeries by detecting inconsistencies in principal point

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4 Author(s)
Jing Hu ; Sch. of Sci., Beijing Univ. of Posts & Telecommun., Beijing, China ; Yezhou Li ; Shaozhang Niu ; Xianzhe Meng

The compositing of two or more objects into a single image is a common form of manipulation. We describe how such composites can be detected by estimating a camera's intrinsic parameters from the image of target objects. Differences in these parameters across the image are used as evidence of tampering.

Published in:

Computer Science and Service System (CSSS), 2011 International Conference on

Date of Conference:

27-29 June 2011

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