Railway Crack Detection\crack_dtn.m .......................\crack_GUI.fig .......................\crack_GUI.m .......................\images17.jpg .......................\images5.jpg .......................\images7.jpg .......................\samples\crack_sample2m.m .......................\.......\crack_sample3.m .......................\.......\crack_trial.m .......................\.......\crack_trial2.m