[R] Homography with R

David Winsemius dwinsemius at comcast.net
Fri Sep 23 19:31:18 CEST 2011


On Sep 23, 2011, at 11:00 AM, PtitBleu wrote:

> Hello,
>
> I would like to know if it exists a package including something  
> equivalent
> to this page:
> http://www.developpez.net/forums/d740403/autres-langages/algorithmes/contribuez/image-geometrie-projective-homography/
> http://www.developpez.net/forums/d740403/autres-langages/algorithmes/contribuez/image-geometrie-projective-homography/
> I've searched with these keywords: R-project homography warping, but  
> with no
> success.
>

You might want to look at the help page for 'persp'. It illustrates  
the use of the 'trans3d' function which I think does the  
transformations described in the paper that the first poster linked  
to. Mind you, I don't read French so I cannot be sure this will satisfy.


> I'm not very good at R and I don't know java.
> So any help is welcome.
>
> Have a nice week-end,
> Ptit Bleu.
>
>
>
> --
> View this message in context: http://r.789695.n4.nabble.com/Homography-with-R-tp3837111p3837111.html
> Sent from the R help mailing list archive at Nabble.com.
>
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> and provide commented, minimal, self-contained, reproducible code.

David Winsemius, MD
West Hartford, CT



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