The VSG TOOLBOX is a free MATLAB compatible image processing and analysis toolbox which provides high level access to a wide range of image processing and analysis algorithms. This toolbox requires MathWorks' MATLAB 7.1 or later BUT DOES NOT REQUIRE the MathWorks' Image Processing Toolbox. This report outlines the mechanism by which you can interface MATLAB with the VSG IPA toolbox functions.
This free software can be downloaded directly from:
http://www.cipa.dcu.ie/code.html