An Adaptive Bacterial Foraging Optimization Algorithm with Lifecycle and Social Learning

Table 8

Results of BFOLS with different 𝑁_split values under 𝑁_adapt=5.

	Function	𝑁split
		10	20	30	50	100
Rosenbrock; 2D	Mean	5.03273𝑒−007	9.32218𝑒−008	4.76780𝑒−008	1.7662𝑒−008	1.48532𝑒−008
	Rank	4	5	3	2	1
Rosenbrock; 20D	Mean	1.49457𝑒+001	1.80154𝑒+001	2.53310𝑒+001	2.68780𝑒+001	3.68623𝑒+001
	Rank	1	2	3	4	5
Griewank; 2D	Mean	3.17617𝑒−006	1.20719𝑒−005	1.17638𝑒−006	1.53849𝑒−006	7.28572𝑒−006
	Rank	3	5	1	2	4
Griewank; 20D	Mean	2.39571𝑒−002	3.56497𝑒−002	2.92754𝑒−002	2.77610𝑒−002	3.13200𝑒−002
	Rank	1	5	3	2	4
Ackley; 2D	Mean	2.25585𝑒−004	1.58819𝑒−004	1.90708𝑒−004	1.61910𝑒−004	1.24685𝑒−004
	Rank	5	2	4	3	1
Ackley; 20D	Mean	1.78481𝑒−003	1.13355𝑒−003	1.29613𝑒−003	1.64810𝑒+000	1.52429𝑒+000
	Rank	3	1	2	5	4
Schwefel2.22; 2D	Mean	2.41253𝑒−005	2.28243𝑒−005	1.60310𝑒−005	1.84355𝑒−005	1.49146𝑒−005
	Rank	5	4	2	3	1
Schwefel2.22; 20D	Mean	1.61622𝑒−003	9.90601𝑒−004	8.20052𝑒−004	5.89764𝑒−004	4.38522𝑒−004
	Rank	5	4	3	2	1
Average rank		3.375	3.5	2.625	2.875	2.625