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National Repository of Grey Literature 2 records found  Search took 0.01 seconds. 
Source Camera Identification Based on PRNU Invariant to Zoom
 Novozámský, Adam
In experiments with compact cameras, we found that the resulting PRNU is changing when we used the zoom in camera. The aim of this paper is analyze these changes and propose a methodology of the detection PRNU of compact cameras with zoom.
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Pasivní metody detekce obrazových falzifikátů
 Saic, Stanislav ; Mahdian, Babak
In today’s digital age, it is possible to effortlessly create image forgeries without leaving any obvious traces of tampering. In this paper we bring a brief review of existing blind methods for detecting image fakery. Blind methods are regarded as a new direction and work without using any prior information about the image being investigated or its source.
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