1 .\checkNNGradients.m .\computeNumericalGradient.m .\data.mat .\debugInitializeWeights.m .\displayData.m .\fmincg.m .\main.m .\nnCostFunction.m .\predict.m .\randInitializeWeights.m .\result.txt .\sigmoid.m .\sigmoidGradient.m .\weights.mat