Table 1.

Clustering performance comparison by f — measure

	Network-conversion	Edge-betweenness	ProDistIn
2nd-level functions	0.326	0.248	0.211
3rd-level functions	0.383	0.247	0.215
4th-level functions	0.438	0.226	0.235
protein complexes	0.425	0.135	0.184