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Re: Congrid and interpolate problem! [message #65404 is a reply to message #65397]

Sun, 01 March 2009 07:22

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

d.poreh@gmail.com writes:

> I have got a problem and couldn't solve it. Let I have an array:
> arr=3Dx,y and x is location indicator and y is my function. My data is
> something like this:
> x=1,2,3,4,..,999,1000
> y=1,2,3,5,5,5,...5,200
> And size(x)=size(y). I want to interpolate y to remove the 5s to take
> continues value for each location (x). I used congrid and interpolate
> function but still doesn't work. Any help?

I would do it like this:

s = N_Elements(y)
min = Min(y, MAX=max)
y = Scale_Vector(Indgen(s), min, max)

You can find Scale_Vector here:

http://www.dfanning.com/programs/scale_vector.pro

Cheers,

David

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

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		Re: Congrid and interpolate problem! By: Carsten Lechte on Mon, 02 March 2009 04:53
		Re: Congrid and interpolate problem! By: David Fanning on Sun, 01 March 2009 07:22

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