headtracker / mag lens / macro lens (linaccess at yokoy.de)

[linaccess at yokoy.de]

hi,

has anybody experince (and libs) with phase correlation?
I have no idea how to implement it.

Another promising lib is 
http://en.wikipedia.org/wiki/OpenCV

greeting,
yokoy



On Wed, 05 Sep 2007 19:40:29 -0400
"Benjamin M. Schwartz" <bmschwar at fas.harvard.edu> wrote:

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> I am not at all clear on what you are doing, or why.  However, you may want to
> check out
> 
> http://en.wikipedia.org/wiki/Phase_correlation
> 
> this is the most accurate possible method for recovering the position of a
> moving object.  If you have a fast FFT available it may be quite efficient.
> 
....