A Multistrategy-Integrated Learning Sparrow Search Algorithm and Optimization of Engineering Problems

Table 3

Ablation experiment.

Function	Index	SSA	ISSA-I	ISSA-II	ISSA-III	IHSSA
F1	Avg	0	0	0	0	0
	Std	0	0	0	0	0
	Best	0	0	0	0	0
F2	Avg	4.9592E-290	0	1.1301E-287	0	0
	Std	0	0	0	0	0
	Best	0	0	0	0	0
F3	Avg	2.9952E-193	1.0566E-230	5.119E-163	1E-233	0
	Std	0	0	0	0	0
	Best	0	0	4.7959E-165	0	0
F4	Avg	1.3694E-05	8.13949E-06	2.59124E-05	4E-07	2E-07
	Std	3.77399E-05	2.05064E-05	5.66546E-05	2E-06	8E-07
	Best	1.36288E-09	1.88962E-10	2.45252E-10	7E-12	0
F5	Avg	0	0	0	0	0
	Std	0	0	0	0	0
	Best	0	0	0	0	0
F6	Avg	8.88178E-16	8.88178E-16	8.88178E-16	9E-16	9E-16
	Std	0	0	0	0	0
	Best	8.88178E-16	8.88178E-16	8.88178E-16	9E-16	9E-16
F7	Avg	0	0	0	0	0
	Std	0	0	0	0	0
	Best	0	0	0	0	0
F8	Avg	3958.182107	3972.12115	2628.086289	4674.8	3377.4
	Std	712.2420957	527.205402	1002.927817	770.11	1620.5
	Best	2389.812363	3085.587428	0.014612768	3396.7	0.0008
F9	Avg	0	0	0	0	0
	Std	0	0	0	0	0
	Best	0	0	0	0	0
F10	Avg	4.82652E-08	3.93007E-08	1.53723E-08	6E-08	2E-08
	Std	1.02745E-07	8.62134E-08	3.49383E-08	2E-07	5E-08
	Best	2.87751E-13	2.76833E-14	2.82932E-20	2E-13	4E-15
F11	Avg	0	0	0	0	0
	Std	0	0	0	0	0
	Best	0	0	0	0	0
F12	Avg	0	0	0	1E-188	0
	Std	0	0	0	0	0
	Best	0	0	0	0	0
F13	Avg	0	0	0	0	0
	Std	0	0	0	0	0
	Best	0	0	0	0	0
F14	Avg	5.14521E-10	8.78436E-10	1.26547E-09	1E-11	2E-10
	Std	1.83095E-09	4.04952E-09	2.0902E-09	5E-11	8E-10
	Best	2.07524E-20	3.3079E-14	3.0117E-11	2E-15	2E-14