File list (Check if you may need any files):
CodeGPCAPDASpectral
...................\helper_functions
...................\................\cnormalize.m
...................\................\derivative.m
...................\................\exponent.m
...................\................\missclass.m
...................\................\spectralcluster.m
...................\................\veronese.m
...................\gpca_pda_spectralcluster.m
...................\gpca_pda_spectralcluster_test.m
...................\README.txt