Re: Specifying ROI based on grayscale values?

Posted by dscho on Dec 14, 2007; 7:57pm
URL: http://imagej.273.s1.nabble.com/Specifying-ROI-based-on-grayscale-values-tp3697744p3697745.html

Hi,

On Fri, 14 Dec 2007, Pang, Zhengyu (GE, Research) wrote:

> Is there anyway to specify ROI based on grayscale values?

Just use the threshold function (Image>Adjust>Threshold...) and then turn
the selected pixels into a selection (Edit>Selection>Create Selection).

Hth,
Dscho