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PhotoTechEDU Day 14: Exposing Digital Forgeries from...

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Google Tech Talks April 25, 2007 ABSTRACT With the advent of high-resolution digital cameras, powerful personal computers and sophisticated photo-editing software, the manipulation of digital images is becoming more common. To this end, we have been developing a suite of tools to detect tampering in digital images. I will discuss two related techniques for exposing forgeries from inconsistencies in lighting. In each case we show how to estimate the direction to a light source from only a single image: inconsistencies across the image are then used as evidence of tampering. Credits: Speaker:Hany Farid

Channel: Howto & Style
Uploaded: October 9, 2007 at 1:06 am
Author: googletechtalks

Length: 00:35
Rating: 5.00
Views: 903

Tags: day  exposing  google  howto  phototechedu  

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Video Comments

limelamee812 (September 13, 2008 at 1:44 am)
Blow Out Performance Check In Right Now FASTSEXFINDER (.COM)
mrmarshmellowiscool (June 26, 2008 at 5:01 pm)
i watched this on cbs, omg it is so awesome, this guy is a genius! He is amazing.
snamelcyhtomit (June 25, 2008 at 11:09 pm)
This guy is on PBS NOVA Science Now tonight.
liilliil (February 9, 2008 at 2:39 pm)
where is "day 13"?
zeffii (February 3, 2008 at 5:51 pm)
fantastic :)

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