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Re: digitize a curve from an image
- Subject: Re: digitize a curve from an image
- From: mchinand(at)midway.uchicago.edu (Mike Chinander)
- Date: Fri, 18 Aug 2000 14:54:43 GMT
- Newsgroups: comp.lang.idl-pvwave
- Organization: The University of Chicago
- References: <399D1679.CE7E5633@Risoe.DK>
- Xref: news.doit.wisc.edu comp.lang.idl-pvwave:20961
It's not any IDL program, but check out g3data at:
It should do what you want. It looks like it was mainly written for Linux
but it will probably compile under most Unix platforms if you have gtk
installed. I have compiled it for IRIX 6.5
Hope that helps,
In article <399D1679.CE7E5633@Risoe.DK>,
Kristian Kjær <Kristian.Kjaer@Risoe.DK> wrote:
>I have a gif file (B/W only, no greys or colours) showing a line graph.
>Now I would like to get hold of the x,y arrays represented by the curve.
>Has anyone written something to do that already?
>The coordinate axes are a little skewed in the image (originally
>Thanks for any help, Kristian
>Kristian Kjær, Physics Dept., Risø Natl. Laboratory, Denmark
Michael Chinander University of Chicago
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