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MEDIAFORENSICS
2010
13 years 5 months ago
Fast identification of highly distorted images
In this paper, we consider a low complexity identification system for highly distorted images. The performance of the proposed identification system is analyzed based on the avera...
Taras Holotyak, Sviatoslav Voloshynovskiy, Fokko B...
MEDIAFORENSICS
2010
13 years 5 months ago
Digital image authentication from thumbnails
We describe how to exploit the formation and storage of an embedded image thumbnail for image authentication. The creation of a thumbnail is modeled with a series of filtering ope...
Eric Kee, Hany Farid
MEDIAFORENSICS
2010
13 years 5 months ago
Multimodal object authentication with random projections: a worst-case approach
In this paper, we consider a forensic multimodal authentication framework based on binary hypothesis testing in random projections domain. We formulate a generic authentication pr...
Oleksiy J. Koval, Sviatoslav Voloshynovskiy
MEDIAFORENSICS
2010
13 years 5 months ago
Efficient estimation of CFA pattern configuration in digital camera images
This paper proposes an efficient method to determine the concrete configuration of the color filter array (CFA) from demosaiced images. This is useful to decrease the degrees of f...
Matthias Kirchner
MEDIAFORENSICS
2010
13 years 5 months ago
Image forensic analyses that elude the human visual system
While historically we may have been overly trusting of photographs, in recent years there has been a backlash of sorts and the authenticity of photographs is now routinely questio...
Hany Farid, Mary J. Bravo