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Re: same value, same color, different pictures [message #66734]

Thu, 11 June 2009 10:51

Hu
Messages: 35
Registered: January 2009

Member

On Jun 11, 12:52 pm, David Fanning <n...@dfanning.com> wrote:
> Hu writes:
>> I want to got 'same value, same color' in different pictures so that I
>> could make a comparison between the pictures.
>
>> for example, I get two pictures of a same location (picture A and B).
>> the valid range for A and B are [m,n]. now I want to display A and B
>> using same legend. if the values in A and B are same, the got the same
>> color in the pictures.
>
>> How can I do this in IDL?
>
> minA = Min(A, MAX=maxA)
> minB = Min(B, MAX=maxB)
> TV, BytScl(A, MIN=minA < minB, MAX=maxA > maxB)
> TV, BytScl(B, MIN=minA < minB, MAX=maxA > maxB)
>
> Cheers,
>
> David
> --
> David Fanning, Ph.D.
> Coyote's Guide to IDL Programming (www.dfanning.com)
> Sepore ma de ni thui. ("Perhaps thou speakest truth.")

Thanks, David.

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		Re: same value, same color, different pictures By: Hu on Thu, 11 June 2009 10:51
		Re: same value, same color, different pictures By: David Fanning on Thu, 11 June 2009 09:52

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