%A tutorial to show how Discrete Foruier transform works,khwong 14.9.2016
%Kiss approach: simple and stupid, the purpose is to illustrtae the idea
%but not for efficiency, rewrite if you want to use it for serious work.
% http://www.cse.cuhk.edu.hk/~khwong/www2/cmsc5707/5707_02_preprocess.pptx
%Dsicrete fouirer transform theory tutporial



>>demo_dft_turorial1