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

Table 4

Mean and standard deviation of generational distance.

		Schaffer	Fonseca	Kursawe	ZDT1	ZDT2	ZDT3	Viennet2	Viennet3	Sum of ranks	Overall rank
NSGAII	Mean	—	0.0004	0.0005	0.0017	0.0029	0.0008	0.0008	0.0002	29	4
	Stdev	—	3.51E-05	8.89E-05	0.0003	0.0006	0.0002	0.0003	3.72E-05
	Rank	2	4	2	5	5	3	4	4
SPEA2	Mean	—	0.0004	0.0005	0.0021	0.0036	0.0017	0.0008	0.0003	39	6
	Stdev	—	4.82E-05	0.0001	0.001	0.0022	0.0018	0.0001	0.0001
	Rank	2	4	2	7	7	7	4	6
SMPSO	Mean	—	0.0004	0.0012	0.0011	0.0019	0.0009	0.001	0.0002	32	5
	Stdev	—	3.92E-05	0.0004	0.0001	0.0003	0.0002	0.0003	9.86E-05
	Rank	2	4	6	3	3	4	6	4
MOEAD	Mean	—	0.0003	0.0015	0.0014	0.0024	0.0011	—	—	39	6
	Stdev	—	4.00E-05	0.0007	0.0002	0.0003	0.0002	—	—
	Rank	2	3	7	4	4	5	7	7
NSGAIII	Mean	—	0.0004	0.0005	0.0019	0.0032	0.0012	1.77E-05	1.15E-05	28	3
	Stdev	—	3.82E-05	0.0001	0.0007	0.0009	0.0008	4.61E-06	4.77E-07
	Rank	2	4	2	6	6	6	1	1
MOEA/D-IEpsilon	Mean	—	9.93E-05	0.0002	0.0005	0.0004	0.0001	0.0003	4.37E-05	17	2
	Stdev	—	2.76E-06	1.79E-05	8.28E-05	3.33E-05	1.23E-05	7.56E-05	7.48E-06
	Rank	2	2	1	2	2	2	3	3
SAMOACOMV	Mean	5.38E-05	9.68E-05	0.0005	0.0001	0.0002	8.25E-05	3.21E-05	2.12E-05	11	1
	Stdev	9.01E-05	3.23E-06	7.08E-05	6.29E-06	6.63E-06	4.86E-06	1.54E-06	3.03E-06
	Rank	1	1	2	1	1	1	2	2