Re: quantify the fibers with the red color

Posted by thuraya on
URL: http://imagej.273.s1.nabble.com/quantify-the-fibers-with-the-red-color-tp5003734p5003740.html

i need the pixels of the reddish fibers percent to the whole image so i can
quantify how much the fibrosis is


On Tue, Jul 2, 2013 at 9:41 PM, John Hayes <[hidden email]> wrote:

> Hi,
>
> Can you tell us what you need to quantify about the dense red fibers in
> the image? The number of reddish pixels, the length of the fibers in the
> imaging field, etc.???
>
> In any case, I recommend starting by splitting the RGB into separate
> channels, and thresholding the red channel to your liking to identify what
> you think is signal and exclude the noise... Then, « quantify » based on
> whatever is physiologically-relevant to your case, but it’s unclear what
> that is right now.
>
> Best,
>
> John
>
> Le 2 juil. 2013 à 21:32, Thuraya Medhat a écrit :
>
> > i need to quantify the dense red color in the image please help me...
> >
> > --
> > ImageJ mailing list: http://imagej.nih.gov/ij/list.html
> > <image4072-001.jpg>
>
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