An Adaptive Bacterial Foraging Optimization Algorithm with Lifecycle and Social Learning

Table 9

Results of BFOLS with different 𝑁_adapt values under 𝑁_split=30.

	Function	𝑁adapt
		1	2	5	20	60
Rosenbrock; 2D	Mean	2.03042𝑒−008	3.25644𝑒−008	4.76780𝑒−008	3.83752𝑒−008	6.27226𝑒−008
	Rank	1	2	4	3	5
Rosenbrock; 20D	Mean	2.07862𝑒+001	1.85445𝑒+001	2.53310𝑒+001	1.21741𝑒+001	2.00873𝑒+001
	Rank	4	2	5	1	3
Griewank; 2D	Mean	1.21182𝑒−006	7.3607𝑒−006	1.17638𝑒−006	8.76095𝑒−006	4.21623𝑒−006
	Rank	2	4	1	5	3
Griewank; 20D	Mean	4.68112𝑒−002	4.45132𝑒−002	2.92754𝑒−002	3.10057𝑒−002	4.52086𝑒−002
	Rank	5	3	1	2	4
Ackley; 2D	Mean	1.49850𝑒−004	1.34254𝑒−004	1.90708𝑒−004	1.63858𝑒−004	1.56880𝑒−004
	Rank	2	1	5	4	3
Ackley; 20D	Mean	7.99836𝑒−001	6.77576𝑒−001	1.29613𝑒−003	2.79342𝑒−003	1.55109𝑒−001
	Rank	5	4	1	2	3
Schwefel2.22; 2D	Mean	2.61265𝑒−005	2.08609𝑒−005	1.60310𝑒−005	1.20443𝑒−005	1.82075𝑒−005
	Rank	5	4	2	1	3
Schwefel2.22; 20D	Mean	6.70517𝑒−004	8.60185𝑒−004	8.20052𝑒−004	9.97355𝑒−004	8.10414𝑒−004
	Rank	1	4	3	5	2
Average rank		3.125	3	2.75	2.875	3.25