PNG IHDR c T pHYs nu> tIME #BW "tEXtCreation Time 13-Jun-2014 06:05:35a $tEXtSoftware MATLAB, The Mathworks, Inc.R IDATxᒢPr+e"&jjQc xj I NR tb < $ O') x:I1 I NR tb < $ O') x:I1 I W ]gtb xK˧q~