le Octave, you can 
% add the paths with |addpath('/path/to/OMEGA/source')| and |addpath('/path/to/OMEGA/mat-files')| 
% or simply with |addpath(genpath('/path/to/OMEGA/'))|. On MATLAB you can also 
% add these folders to the list of folders in "Set path".
% 
% To build all the necessary mex-files, simply run |install_mex|.
%% Optional software
% This section describes the optional software that can be used in  OMEGA, but 
% which are not required for any of the core functions.
% 
% If you wish to use NIfTI