File list (Check if you may need any files):
machine-learning-ex3
....................\ex3
....................\...\displayData.m
....................\...\ex3.m
....................\...\ex3_nn.m
....................\...\ex3data1.mat
....................\...\ex3weights.mat
....................\...\fmincg.m
....................\...\lib
....................\...\...\jsonlab
....................\...\...\.......\AUTHORS.txt
....................\...\...\.......\ChangeLog.txt
....................\...\...\.......\LICENSE_BSD.txt
....................\...\...\.......\README.txt
....................\...\...\.......\jsonopt.m
....................\...\...\.......\loadjson.m
....................\...\...\.......\loadubjson.m
....................\...\...\.......\mergestruct.m
....................\...\...\.......\savejson.m
....................\...\...\.......\saveubjson.m
....................\...\...\.......\varargin2struct.m
....................\...\...\makeValidFieldName.m
....................\...\...\submitWithConfiguration.m
....................\...\...\xxNumToHexStr.m
....................\...\lrCostFunction.m
....................\...\octave-workspace
....................\...\oneVsAll.m
....................\...\predict.m
....................\...\predictOneVsAll.m
....................\...\sigmoid.m
....................\...\submit.m
....................\...\token.mat
....................\ex3.pdf