Table 3.

Comparison of performance (area under the receiver operating characteristic curve values) of three baseline models and our proposed metagraph method on protein-protein interaction (PPI) and PPI-keyword (PPIK) networks.

Network	RWRa	ACTb	Katz	Metagraph
PPI	0.521	0.333	0.269	N/Ac
PPIK	0.604	0.466	0.303	0.76

^eRWR: random walk with restart.

^bACT: average commute time.

^cN/A: not applicable.