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Re: extract circle from data with idl [message #94782 is a reply to message #94780]

Wed, 11 October 2017 05:47

Helder
Messages: 10
Registered: October 2017

Junior Member

On Wednesday, 11 October 2017 14:23:33 UTC+2, term...@gmail.com wrote:
> How can extract an circle or an ellipse from my data with IDL?
> With a contour plot my data form a circle, I need to know the center of this circle. From the geometry I know that if I know 3 points I can extract a circle, are there routine or function something else in IDL that using, reading my data, can give me the center?

Hi,
you might also want to have a look at this article:
http://www.idlcoyote.com/ip_tips/fit_ellipse.html
Cheers,
Helder

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[Message index]

		extract circle from data with idl By: termybel on Wed, 11 October 2017 05:23
		Re: extract circle from data with idl By: Markus Schmassmann on Wed, 11 October 2017 05:41
		Re: extract circle from data with idl By: termybel on Thu, 12 October 2017 05:10
		Re: extract circle from data with idl By: Markus Schmassmann on Thu, 12 October 2017 07:27
		Re: extract circle from data with idl By: termybel on Sun, 15 October 2017 08:43
		Re: extract circle from data with idl By: termybel on Sun, 15 October 2017 09:08
		Re: extract circle from data with idl By: Markus Schmassmann on Mon, 16 October 2017 02:20
		Re: extract circle from data with idl By: termybel on Mon, 16 October 2017 03:23
		Re: extract circle from data with idl By: Helder on Wed, 11 October 2017 05:47

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