An Improved Squirrel Search Algorithm for Optimization

Table 5

Statistical results obtained by ISSA, SSA, PSO, CMFOA, IFFO, and FOA through 10 independent runs on unimodal benchmark functions with n = 100.

Fun		ISSA	SSA	PSO	CMFOA	IFFO	FOA
F1	Mean	5.2002E-44	1.3601E-01	6.4559E+04	6.7630E-20	5.4042E-10	2.3688E+03
	Std	8.9565E-44	2.8398E-02	2.7675E+03	1.8636E-20	1.0843E-10	1.1782E+02
F2	Mean	2.5837E+00	2.8507E+01	8.9058E+06	1.0018E+01	1.1850E+01	1.3921E+04
	Std	4.0923E+00	1.2482E+01	6.4125E+05	9.8260E+00	6.7378E+00	2.1479E+03
F3	Mean	1.9984E-15	1.7506E-05	9.9937E-01	1.9984E-15	3.4570E-12	1.9460E-01
	Std	2.7940E-16	3.3607E-06	1.9874E-04	3.9686E-16	5.7323E-13	1.1259E-02
F4	Mean	1.4073E-38	3.0139E+02	2.6151E+09	1.4261E-16	1.0212E-06	2.0499E+08
	Std	1.5382E-38	9.0551E+01	2.6783E+08	7.5737E-17	3.3853E-07	3.5388E+07
F5	Mean	1.7615E-02	1.4345E+00	5.9603E+02	3.7550E-02	2.9349E-02	1.2443E+00
	Std	4.2239E-03	1.3985E-01	5.8412E+01	1.2602E-02	4.5825E-03	1.8471E-01
F6	Mean	1.1417E+01	5.8422E+02	4.2299E+08	1.7988E+02	1.6578E+02	5.6078E+05
	Std	3.0258E+01	9.7884E+02	4.8581E+07	3.9022E+01	4.6685E+01	6.5477E+04
F7	Mean	1.6881E-41	1.2984E+01	6.4707E+06	1.1852E-19	7.4831E-10	2.2865E+05
	Std	3.4134E-41	2.2729E+00	3.3435E+05	3.1718E-20	9.5033E-11	2.0650E+04
F8	Mean	4.5259E-08	3.9819E+00	8.5137E+01	1.7042E-04	2.9244E-05	3.3956E+01
	Std	2.9104E-08	4.1522E-01	1.2566E+00	7.8665E-05	2.7018E-06	4.7713E+00
F9	Mean	1.2222E-22	3.6814E-01	7.2469E+32	2.5070E-10	2.3795E-05	1.4112E+27
	Std	8.4369E-23	4.1963E-02	2.0633E+33	2.3874E-11	1.3879E-06	4.4627E+27
F10	Mean	3.4254E-42	3.7261E-01	1.4940E+05	2.0714E-21	1.8486E-11	4.3041E+03
	Std	9.6608E-42	9.2561E-02	4.4643E+03	4.6407E-22	2.3956E-12	2.4348E+02
F11	Mean	1.6400E-123	1.5040E-52	3.7278E-02	6.5780E-24	3.1174E-14	1.0720E-05
	Std	5.1861E-123	1.6670E-52	1.1165E-02	7.2960E-24	3.6245E-14	5.9475E-06