Prevention and Trust Evaluation Scheme Based on Interpersonal Relationships for Large-Scale Peer-To-Peer Networks

Table 2

The parameters and their values in the simulations.

Parameters	Description	Value
(, , )	Weight of direct trust value, indirect recommendation value, and peer's risk value	(0.3, 0.2, 0.5)
(, , , )	Adjustment factors	(3, 6, 4, 8)
(, , , )	Adjustment factors	(3, 6, 4, 8)
	The ratio of malicious peers	(0.1–0.5)
	Threshold of the number of services	50
	The size of P2P networks	5000