generate_gs_pairs_int   Generate object pairs (gs pairs)
generate_sg_pairs_int   Generate object pairs (sg pairs)
perm_test               The function perm_test is the main function to
                        carry out the hypothesis test procedure
                        proposed in the paper.
spARI                   The function spARI is the main function to
                        calculate spRI and spARI values proposed in the
                        paper.
spARI_example_data      Example data for spARI
