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Re: FAce comparison

  • Subject: Re: FAce comparison
  • From: Roy Schestowitz <newsgroups@schestowitz.com>
  • Date: Thu, 31 Mar 2005 04:38:53 +0100
  • Newsgroups: sci.image.processing
  • References: <1112174224.792149.62710@o13g2000cwo.googlegroups.com> <d2ergc$53f$1@gemini.csx.cam.ac.uk>
  • User-agent: KNode/0.7.2
l3 wrote:

> By saying that "between two images", I'm assuming that the image
> contains the face which you want to compare.
> 
> If that's the case, the process is called normalisation, or face
> localisation (although localisation usually refers to a larger class of
> problems).
> 
> If it's just normalisation, then use the distance between the eyes or
> the triangle formed by the eyes, and nose. That said, an eye-detector,
> nose-detector or both will have to be implemented.
> 
> 
> 
> mixo wrote:
>> Hello,
>> 
>> I would like to implement an algorithm on face comparison between two
>> images. I Have some ideas how to do like geometrical comparison but
>> some problem appears as the position of the face or other.
>> somebody have an idea to resolve this problem ?
>> 
>> Thanks all.

It then leads to the question: how powerful an algorithm does he need?
Solely measuring distances in this way is very simplistic. It doesn't
account for image intensities and it neglects the mouth, ears, etc.

Roy

-- 
Roy S. Schestowitz
http://Schestowitz.com

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