BP-matlab .........\checkNNGradients.m .........\computeNumericalGradient.m .........\debugInitializeWeights.m .........\displayData.m .........\ex4.m .........\ex4data1.mat .........\ex4weights.mat .........\fmincg.m .........\ml_login_data.mat .........\nnCostFunction.asv .........\nnCostFunction.m .........\predict.m .........\randInitializeWeights.m .........\sigmoid.m .........\sigmoidGradient.m .........\submit.m .........\submitWeb.m