Re: Subject: color analysis

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Re: Subject: color analysis

Toby Cornish
Fabrice,

Would be glad to help, could you elaborate on exactly what you are trying to do:

 You start out with color TIFFs, right? 24-bit color?

 I am not sure exactly what you mean by "composite RGB"?

 What are you using to perform color segmentation?

 Could you forward one of the images you are trying to run "analyze particles" on?

Toby


Date:    Tue, 11 Mar 2008 10:42:19 +0100
From:    Senger Fabrice <[hidden email]>
Subject: color analysis

Hello,

I'm using imageJ for color analysis, quantifying histo-chemical stainings.
The collected images are tif color images.
I made several attempts and I wonder what is the difference between a
tif color image and its composite RGB counterpart ?
For example, when I run "analyse particule" over a colour segmented tif
color image, it is impossible to specify particule size, but this works
fine when I use the composite RGB.

I tried google allready, but would appreciate some hints about those
questions and color space.

Thanks,

Fabrice.


Toby C. Cornish, M.D., Ph.D.
Pathology Resident
Johns Hopkins Medical Institutions
[hidden email]