This is a 3D tissue cytometry tool-Volumetric Tissue Exploration and Analysis-developed in the Indiana Center for Biological Microscopy by Seth Winfree, Tarek Ashkar and Ken Dunn.

Volumetric Tissue Exploration and Analysis (VTEA) relies on three freely available libraries. These include JFreeChart, JCommons and JXLayers.

  JXLayer is covered under a BSD2 license and is copyrighted: 
  Copyright (c) 2006-2009, Alexander Potochkin, All rights reserved.
  
  JFreeChart and JCommons are covered under a  GNU Library or Lesser 
  General Public License version 2.0 (LGPLv2)and is copyrighted:
  (C) Copyright 2000-2007, by Object Refinery Limited and Contributors.