Re: Plot profiles of multiple ROI's on the same graph, with color coding for each ROI???

Posted by Rasband, Wayne (NIH/NIMH) [E] on Apr 29, 2011; 12:27am
URL: http://imagej.273.s1.nabble.com/Plot-profiles-of-multiple-ROI-s-on-the-same-graph-with-color-coding-for-each-ROI-tp3684740p3684743.html

> I just installed the ImageJ package, and my first little 'get to know it' project, has presented me with a problem.
>
> I'd like to plot the profiles of several ROI's, on the same graph, and color code each profile plotted. I often do this in
> SCILAB, but that is a 'scripting' environment. Whereas ImageJ has more image processing functionality via the
> UI. But there didn't seem to be a way to do this from the UI.
>
> I searched but questions about multiple ROI's don't seem to answer this simple question.
>
> So is there an example script that I can use to do this?

You can plot multiple line and/or rectangular selections on the same graph using the ROI Manager's More>>Multi Plot command, which was added in the 1.45g daily build. You can upgrade by using the Help>Update ImageJ command and selecting "daily build" from the drop down menu.

-wayne