• arc_labels_subset_t : mmn_csp_solver
• arc_labels_subset_t1 : mmn_csp_solver
• arc_labels_subset_t2 : mmn_csp_solver
• label_subset_t : mmn_csp_solver
• message_set_t : mmn_lbp_solver
• neigh_arc_cost_t : mmn_diffusion_solver , mmn_lbp_solver
• potential_set_t : mmn_diffusion_solver