A Novel Self-Adaptive Mixed-Variable Multiobjective Ant Colony Optimization Algorithm in Mobile Edge Computing

Table 5

Mean and standard deviation of inverted generational distance plus.

		Schaffer	Fonseca	Kursawe	ZDT1	ZDT2	ZDT3	Viennet2	Viennet3	Sum of ranks	Overall rank
NSGAII	Mean	—	0.0048	0.0044	0.0156	0.0418	0.0078	0.0141	0.0052	37	5
	Stdev	—	0.0005	0.0005	0.0055	0.0674	0.003	0.0026	0.0006
	Rank	2	6	3	7	5	4	6	4
SPEA2	Mean	—	0.0049	0.0048	0.0150	0.0696	0.0086	0.0066	0.0041	39	6
	Stdev	—	0.0004	0.0005	0.0017	0.1054	0.0011	0.0005	0.0004
	Rank	2	7	4	6	7	6	4	3
SMPSO	Mean	—	0.0046	0.0123	0.0098	0.0128	0.0074	0.0135	0.0053	32	4
	Stdev	—	0.0002	0.0021	0.0008	0.0013	0.0010	0.0024	0.0006
	Rank	2	4	7	3	3	3	5	5
MOEAD	Mean	—	0.0042	0.008	0.0131	0.0188	0.0101	—	—	39	6
	Stdev	—	0.0004	0.0009	0.0016	0.0022	0.0019	—	—
	Rank	2	3	5	4	4	7	7	7
NSGAIII	Mean	—	0.0046	0.0089	0.0149	0.0622	0.0079	0.0005	0.0005	30	3
	Stdev	—	0.0004	0.003	0.0049	0.0944	0.0040	9.83E-06	3.64E-05
	Rank	2	4	6	5	6	5	1	1
MOEA/D-IEpsilon	Mean	—	0.0015	0.0031	0.0097	0.0058	0.0030	0.0062	0.0064	19	2
	Stdev	—	5.32E-05	0.0003	0.0017	0.0004	0.0002	0.0006	0.0007
	Rank	2	1	1	2	2	2	3	6
SAMOACOMV	Mean	5.32E-06	0.0017	0.0040	0.0021	0.0029	0.0016	0.0007	0.0005	11	1
	Stdev	2.38E-06	7.78E-05	0.0003	6.90E-05	0.0001	0.0001	7.19E-06	4.73E-05
	Rank	1	2	2	1	1	1	2	1