Re: processing light and dark areas

Posted by Dr. Yoo-Jin Kim on
URL: http://imagej.273.s1.nabble.com/processing-light-and-dark-areas-tp3705209p3705211.html

You could do that by segmenting the spots (i.e. threshold-technique) and
determining the area-related labelling-index. Send me some example images,
I´ll see what I can do.
Cheers,
Yoo-Jin Kim

----- Original Message -----
From: "Erik Eilers" <[hidden email]>
To: <[hidden email]>
Sent: Thursday, July 21, 2005 8:36 PM
Subject: processing light and dark areas

> Hi,
>  We are working on a new project on Spotted Dolphins, and are trying to
> see how Image J can help us in our goal.  We currently know that there are
> two types of Spotted Dolphins, inshore and offshore.  The inshore types
> have heavy spotting on  their backs, and the offshore types have little
> spotting and are generally dark.  We are looking for a way to define
> certain areas on the animal and have the program "rate" numerically the
> amount of spotting on these areas.  I am not sure of the best way to
> achieve a numerically rated area for our images, weather it should be a
> relationship of light to dark skin in these areas or number of spots???
> Any suggestions would be great.  I can send images through as well if that
> helps you guys.
> Thanks for the help.
> Erik Eilers
>