Solving -Barrier Coverage Problem Using Modified Gravitational Search Algorithm

Table 3

Comparison of statistical results on different number of sensors ().

Metrics	Sensor number	RSMN		PGSA
		Optimal number of mobile sensors	Running time (s)	Optimal number of mobile sensors	Running time (s)
m; m		42	0.042	42	0.778
		39	0.08	41	0.907
		32	0.289	32	1.098
		30	0.51	30	1.29
		26	1.887	28	1.569
		21	4.009	25	1.761
		19	9.557	25	2.157
		16	18.458	19	2.263
		13	31.089	14	2.362
		10	53.886	15	2.639
		8	74.892	12	2.667
		7	108.045	13	2.991
		5	151.594	8	3.31