For details about support, licensing and installation of MATLAB, please go to MathWorks
The pre-processing modules of W2MHS are interfaced from SPM12b a widely used MATLAB based neuroimaing tool. Also make sure do download code from NIFTI and place it within the W2MHS directory.
The complete set of MATLAB codes can be found here W2MHS
For questions or concerns e-mail Chris Lindner at: clindner@wisc.edu