PNG IHDR c T pHYs nu> tIME;k "tEXtCreation Time 19-Aug-2015 05:05:15ڐ $tEXtSoftware MATLAB, The Mathworks, Inc.R IDATxђ Pu=& VuD74 ) x;b ) x;b ) x;b ) x{X34Mo{ ,Mgm"┦yP;g-_~,%Ǩ?\|6 >ŧ[UcUذH~ܟ R\W'iXy|-p?8x5