Enhance brightness/contrast of a selected region of interest

Posted by KerL on Jan 14, 2015; 8:04pm
URL: http://imagej.273.s1.nabble.com/Enhance-brightness-contrast-of-a-selected-region-of-interest-tp5011220.html

How do I enhance the contrast/brightness of only my selected region of interest and not the entire image. I am trying to use freehand selection tool, but unsure how to proceed afterwards.

Thanks in advance,

KL