ex3 ...\ex3.pdf ...\mlclass-ex3 ...\...........\displayData.m ...\...........\ex3.m ...\...........\ex3_nn.m ...\...........\ex3data1.mat ...\...........\ex3weights.mat ...\...........\fmincg.m ...\...........\lrCostFunction.m ...\...........\oneVsAll.m ...\...........\predict.m ...\...........\predictOneVsAll.m ...\...........\sigmoid.m ...\...........\submit.m ...\...........\submitWeb.m