File list (Check if you may need any files):
FDDL Publish
............\AR_EigenFace.mat
............\Readme.txt
............\demo.m
............\utilies
............\.......\Eigenface_f.m
............\.......\FDDL.m
............\.......\FDDL_Class_Energy.m
............\.......\FDDL_FDL_Energy.m
............\.......\FDDL_Gradient_Comp.m
............\.......\FDDL_INIC.m
............\.......\FDDL_INID.m
............\.......\FDDL_SpaCoef.m
............\.......\FDDL_UpdateDi.m
............\.......\IPM_OSC.m
............\.......\IPM_SC.m
............\.......\soft.m