Re: measure density in ribbon-like structure

Posted by Thomas Pengo on Jun 28, 2011; 7:07am
URL: http://imagej.273.s1.nabble.com/measure-density-in-ribbon-like-structure-tp3684110p3684115.html

Hi,

have you tried:
- make your freehand selection
- Edit / Selection / Make Band: select how wide the band should be, in
pixels.
- Analyze / Set measurement: add "Integrated Intensity"
- Analyze / Measure

Is this what you're looking for?

Cheers
Thomas

On 28 June 2011 08:48, Edgar Rivedal <[hidden email]> wrote:

> Dear all
> In a grey-tone image I want to draw a freehand circlular line. Then I want
> ImageJ to create two lines, one on the inside and one on the outside of the
> first line, both having the same distance from the first line. The two last
> lines would then create a ribbon of fixed width with the same form as the
> first line. Then I would like to measure integrated grey-tone density in the
> area (ribbon) made up by the two last lines, as well as the integrated
> density inside of the ribbon.
>
> Best regards
> Edgar
>