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Re: Adding elements in an Array [message #85996 is a reply to message #85995]

Mon, 23 September 2013 14:15

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Mats Löfdahl writes:

> I still don't understand it.
>
> When you evaluate on a grid point, linear interpolation should give the
> same result as nearest neighbor. So if the evaluation point is not the
> center cell of the three here, then what is it?

Oh, man, you see where this is going, don't you? We are about to open an
ENTIRE can of worms over the very simplest question. OK, I turn you back
over to Wayne, who understands flux preservation and the workings of the
Congrid command a whole HELL of a lot better than I do. ;-)

Cheers,

David
--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.idlcoyote.com/
Sepore ma de ni thue. ("Perhaps thou speakest truth.")

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[Message index]

		Adding elements in an Array By: bhattacharjee12 on Sun, 22 September 2013 11:31
		Re: Adding elements in an Array By: David Fanning on Sun, 22 September 2013 11:46
		Re: Adding elements in an Array By: bhattacharjee12 on Sun, 22 September 2013 12:13
		Re: Adding elements in an Array By: natha on Mon, 23 September 2013 10:46
		Re: Adding elements in an Array By: wlandsman on Mon, 23 September 2013 11:30
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 12:37
		Re: Adding elements in an Array By: wlandsman on Mon, 23 September 2013 13:14
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 13:31
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 13:36
		Re: Adding elements in an Array By: Mats Löfdahl on Mon, 23 September 2013 13:48
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 13:51
		Re: Adding elements in an Array By: Mats Löfdahl on Mon, 23 September 2013 13:54
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 14:01
		Re: Adding elements in an Array By: Mats Löfdahl on Mon, 23 September 2013 14:10
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 14:15
		Re: Adding elements in an Array By: Mats Löfdahl on Mon, 23 September 2013 14:16
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 14:20
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 14:25
		Re: Adding elements in an Array By: wlandsman on Mon, 23 September 2013 17:56
		Re: Adding elements in an Array By: wlandsman on Mon, 23 September 2013 14:35
		Re: Adding elements in an Array By: Mats Löfdahl on Mon, 23 September 2013 18:50
		Re: Adding elements in an Array By: wlandsman on Mon, 23 September 2013 13:40
		Re: Adding elements in an Array By: David Fanning on Mon, 23 September 2013 13:44

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