Sim_Pekar_2002
Sim_Pekar_2002(dag, terms, verbose = simona_opt$verbose)It is very similar to the Sim_WP_1994 method:
sim = depth(c)/(len_c(a, b) + depth(c))
= d(root, c)/(d(c, a) + d(c, b) + d(root, c))where d(a, b) is the longest distance between a and b.
Paper link: https://aclanthology.org/C02-1090/.