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Re: 3D congrid without interpolation [message #53447 is a reply to message #53439]

Thu, 12 April 2007 14:19

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

mxhamidi@gmail.com writes:

> Is it possible to resize a 3D array in idl without being forced to
> interpolate? I am using discrete values to represent different
> information and interpolation alters those values. I can't use rebin
> since I'd like to change the image size by a non-integral factor.

Humm. Hard for me to imagine what you are using to
do this that is interpolating anything for you.
CONGRID is normally used, but that won't interpolate
unless you explicitly tell it to.

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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[Message index]

		Re: 3D congrid without interpolation By: James Kuyper on Sat, 14 April 2007 10:59
		Re: 3D congrid without interpolation By: JD Smith on Fri, 13 April 2007 18:00
		Re: 3D congrid without interpolation By: David Fanning on Fri, 13 April 2007 17:33
		Re: 3D congrid without interpolation By: JD Smith on Fri, 13 April 2007 15:57
		Re: 3D congrid without interpolation By: Mike[2] on Fri, 13 April 2007 08:21
		Re: 3D congrid without interpolation By: Qing on Thu, 12 April 2007 19:45
		Re: 3D congrid without interpolation By: David Fanning on Thu, 12 April 2007 17:30
		Re: 3D congrid without interpolation By: Michael Galloy on Thu, 12 April 2007 15:40
		Re: 3D congrid without interpolation By: David Fanning on Thu, 12 April 2007 14:19
		Re: 3D congrid without interpolation By: mxhamidi on Mon, 16 April 2007 11:43
		Re: 3D congrid without interpolation By: JD Smith on Mon, 23 April 2007 09:53

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