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Re: combine histograms [message #57030 is a reply to message #56932]

Wed, 28 November 2007 13:49

thomas.jagdhuber@dlr. is currently offline

thomas.jagdhuber@dlr.
Messages: 19
Registered: February 2007

Junior Member

On Nov 28, 10:15 pm, David Fanning <n...@dfanning.com> wrote:
> thomas.jagdhuber writes:
>> I have several subscenes of an image just for processing reasons. So I
>> made a histogram for each subscene. Now I want to combine this
>> histograms to a final histogram over the whole scene. Is there a smart
>> way to do this?
>
> Assuming your image was BYTE data, or that you were
> careful when you created your histograms and you
> set the BINSIZE, MIN, and MAX to the same values
> for all of your sub-images, I imagine you could
> just add the darn things together. :-)
>
> 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.")

I have floats. Does this matter? And I set the min, max and binsize on
the same values in all subscenes.

thanks,
thomas

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		Re: combine histograms By: David Fanning on Wed, 28 November 2007 13:15
		Re: combine histograms By: thomas.jagdhuber@dlr. on Wed, 28 November 2007 13:49

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