function welcome%WELCOME Displays DR Toolbox version information%%   welcome%% Displays DR Toolbox version information.% This file is part of the Matlab Toolbox for Dimensionality Reduction v0.4b.% The toolbox can be obtained from http://www.cs.unimaas.nl/l.vandermaaten% You are free to use, change, or redistribute this code in any way you% want for non-commercial purposes. However, it is appreciated if you % maintain the name of the original author.%% (C) Laurens van der Maaten% Maastricht University, 2007    global DR_WELCOME;    if isempty(DR_WELCOME)        disp(' ');        disp('   Welcome to the Matlab Toolbox for Dimensionality Reduction, version 0.4b (12-January-2008).');        disp('      You are free to modify or redistribute this code (for non-commercial purposes), as long as a reference');        disp('      to the original author (Laurens van der Maaten, MICC, Maastricht University) is retained.');        disp('      For more information, please visit http://www.cs.unimaas.nl/l.vandermaaten/dr');        disp(' ');        DR_WELCOME = 1;    end