Particle Swarm Optimization Based on Local Attractors of Ordinary Differential Equation System

Table 5

Mean best fitness values and standard deviation for the generalized Griewank function.

PDF	Dim.
			Mean best	Standard deviation	Mean best	Standard deviation	Mean best	Standard deviation
()	10	1000	0.0846	0.1467
	20	1500	0.0049	0.0240
	30	2000	0.0024	0.0094
()	10	1000	0.0531	0.0951
	20	1500					0	0
	30	2000					0	0
()	10	1000	0.0548	0.1063
	20	1500	0.0013	0.0072
	30	2000	0.0054	0.0096
()	10	1000	0.0748	0.1122
	20	1500	0.0051	0.0174
	30	2000
()	10	1000	0.0362	0.0553	0.0010	0.0072	4.36E  −  08	2.40E  −  07
	20	1500	0.0022	0.0097	9.19E  −  08	6.36E  −  07	3.40E  −  09	2.24E  −  08
	30	2000	5.61E  −  05	1.16E  −  04	5.80E  −  08	1.33E  −  07	6.33E  −  07	4.40E  −  06
()	10	1000	0.0452	0.0837	0.0092	0.0647
	20	1500	0.0055	0.0190
	30	2000	0.0012	0.0056