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Re: is-it possible to extract multiple profiles on multiple images from shape files [message #67627 is a reply to message #67626]

Thu, 20 August 2009 10:53

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

yoann06 writes:

> I saw your methode but I wasn't sure : I thought that the
> interpolation induced
> that some values are not true but are interpolated values..
> I am wrong are not? because if your method really extract each values
> of each pixel along the profil I am going to try to use this.

The interpolation is to find the pixels that lay
underneath the profile line. It is those pixels
that supply the values. So your image values are
NOT being interpolated.

Cheers,

David
--
David Fanning, Ph.D.
Coyote's Guide to IDL Programming (www.dfanning.com)
Sepore ma de ni thui. ("Perhaps thou speakest truth.")

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[Message index]

		Re: is-it possible to extract multiple profiles on multiple images from shape files By: yoann06 on Thu, 20 August 2009 11:20
		Re: is-it possible to extract multiple profiles on multiple images from shape files By: David Fanning on Thu, 20 August 2009 10:53
		Re: is-it possible to extract multiple profiles on multiple images from shape files By: yoann06 on Thu, 20 August 2009 10:47
		Re: is-it possible to extract multiple profiles on multiple images from shape files By: yoann06 on Thu, 20 August 2009 10:41
		Re: is-it possible to extract multiple profiles on multiple images from shape files By: yoann06 on Thu, 20 August 2009 08:54

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