A Self-Adaptive Wireless Sensor Network Coverage Method for Intrusion Tolerance Based on Trust Value

Table 1

Comparison of coverage in different network under varying invasion degree.

Algorithm	Invasion ratio
	10%	20%	30%
PGSO1 (30)	0.7595	0.7101	0.6411
PGSO2 (30)	0.7718	0.7232	0.6559
PGSO1 (40)	0.8611	0.8283	0.7617
PGSO2 (40)	0.8977	0.8635	0.8112
PGSO1 (50)	0.9299	0.8855	0.8314
PGSO2 (50)	0.9474	0.9037	0.8525