Table 4.

Kendall’s correlation coefficient for the dataset with the zero out-degree vertices removed.

	odeg	rad	katR	parR	chains
odeg	1	0.75	0.7	0.52	0.72
rad	0.75	1	0.94	0.51	0.96
katR	0.7	0.94	1	0.48	0.97
parR	0.52	0.51	0.48	1	0.5
chains	0.72	0.96	0.97	0.5	1

Abbreviations: see Table 1.