Other highly recommended Computer Vision software sites
Andrew Zisserman's MATLAB Functions for Multiple View Geometry
Jean-Yves Bouguet's MATLAB Calibration Software
MatlabBGL
David Gleich's MATLAB Graph Library. This fills a big hole in the MATLAB standard packages.
Peter Corke's Machine Vision Toolbox
he also has a well regarded Robotics Toolbox.
Libor Masek's Iris Recognition Code
Epipolar Geometry Toolbox
by Gian Luca Mariottini and Domenico Prattichizzo.
MathWorks' links to sites containing MATLAB vision functions