Re: hull of a set of particles

Posted by Gabriel Landini on Apr 14, 2009; 1:33pm
URL: http://imagej.273.s1.nabble.com/hull-of-a-set-of-particles-tp3692953p3692955.html

On Tuesday 14 April 2009, Josep M. wrote:

> I am looking for a plugin or macro that draws and/or measures a convex hull
> of all the particles in a image. I mean a single hull that includes all
> particles in the image.
>
> The plugins I have found so far require a single particle selection, or
> does measure the hull on each particle separatedly.

Convex_Hull_Plus (java & class files) This plugin calculates the convex hull
and the minimum bounding circle of a binary set (formed by white or black
particles).
 The Convex Hull is the smallest convex polygon that contains the set. The
plugin uses the 'wrapping around' (Graham scan) algorithm.

http://www.dentistry.bham.ac.uk/landinig/software/software.html