[Insight-users] Grayscale to RGB

[Bradley Lowekamp]

Hello Abayiz,

What is the pixel range of you input values? Have you tried scaling them to another range? perhaps [0,1] or [0,255]. I do not know what filter you mean by "grayscale to RGB". 

Brad

On Jul 2, 2012, at 1:00 PM, Abayiz wrote:

> Hi all,
> 
> I recently obtained a deformation field by elastic registration, then calculated its divergence. What I am trying to do now is to show the divergence on the original image. I want to change the divergence for RGB. I tried "grayscale to RGB filter", but the result is all black. 
> 
> The attachment is the divergence. Is there any suggestion for how to do it? And, is there any way to calculate strain of this deformation field in ITK?
> 
> Many thanks in advance. 
> 
> Regards,
> Abayiz
> <Divergence.png>_____________________________________
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========================================================
Bradley Lowekamp  
Medical Science and Computing for
Office of High Performance Computing and Communications
National Library of Medicine 
blowekamp at mail.nih.gov



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