Identifying Hierarchical and Overlapping Protein Complexes Based on Essential Protein-Protein Interactions and “Seed-Expanding” Method

Table 1

The effect of varying λ_th on clustering.

λ_th	Number	Average size	Average density	Minimum density	Overlapping rate
0.25	502	2.43	0.97	0.33	1.13
0.5	387	2.96	0.94	0.31	1.17
1	262	4.08	0.89	0.24	1.18
2	156	6.03	0.83	0.22	1.16
4	102	9.14	0.76	0.17	1.19
8	54	17.59	0.74	0.05	1.16
16	25	45.68	0.78	0.01	1.02