Research Article

An Improved Squirrel Search Algorithm for Optimization

Table 7

Statistical results obtained by ISSA, SSA, PSO, CMFOA, IFFO, and FOA through 10 independent runs on multimodal benchmark functions with n = 30.

FunISSASSAPSOCMFOAIFFOFOA

F12Mean5.1692E-142.1708E-071.6343E+014.2641E-124.3970E-077.0983E+00
Std9.4813E-151.1785E-074.5830E-015.1275E-135.3024E-084.5755E+00
F13Mean1.9651E-151.7670E-073.0865E+013.8781E-121.2507E-062.9660E+01
Std1.7016E-151.0899E-072.8749E+002.0014E-121.9125E-065.7790E+00
F14Mean2.8586E-114.7414E-022.1576E+023.5954E-051.7290E-021.8705E+02
Std1.7874E-111.8105E-025.0836E+001.9343E-061.0857E-035.0868E+01
F15Mean9.9552E-014.6150E-011.2596E+019.4983E-011.0032E+001.2147E+01
Std3.8926E-013.3522E-012.1495E-014.2966E-013.5690E-011.7388E-01
F16Mean1.5705E-321.3069E-155.6725E+065.0290E-259.9726E-153.1482E+00
Std2.8850E-485.7169E-161.7168E+064.7027E-258.5374E-155.8054E-01
F17Mean1.3781E-021.0332E-024.3352E+004.4332E-031.2793E-021.0971E+00
Std1.4865E-021.2632E-024.2518E-017.9408E-031.0155E-021.0766E-02
F18Mean5.0849E+003.8253E+002.0946E+014.9225E+004.9048E+002.1497E+01
Std1.6014E+001.4627E+007.6856E-012.1737E+002.0411E+001.3669E+00
F19Mean2.6841E-071.9292E+024.9808E+051.9677E+022.4098E+023.0226E+04
Std3.2619E-081.5971E+021.4706E+051.6572E+022.3149E+026.0289E+03
F20Mean2.5989E-074.7006E-063.3592E-024.4469E-081.8865E-071.5406E-01
Std5.9383E-077.3387E-062.2456E-021.0350E-073.1612E-075.6719E-02
F21Mean0.0000E+007.0841E-132.5769E+020.0000E+004.5409E-113.0881E+02
Std0.0000E+004.5361E-139.0973E+000.0000E+001.9882E-112.7305E+01
F22Mean0.0000E+007.7467E-132.3335E+020.0000E+006.4403E-112.5509E+02
Std0.0000E+003.6979E-131.5942E+010.0000E+003.3820E-112.6992E+01
F23Mean9.3987E-015.2987E-011.2199E+011.3599E+001.4399E+002.1878E+00
Std2.1705E-011.2517E-014.9304E-013.6576E-012.1705E-016.2731E-02
F24Mean1.4921E-143.7233E-043.2412E+014.7458E-094.2553E-032.6924E+01
Std1.7226E-149.8846E-051.1649E+002.8242E-094.2975E-043.5559E+00
F25Mean2.9494E+011.0724E+021.1372E+074.0462E+019.3530E+009.2421E+03
Std2.9743E+015.1800E+013.1606E+063.9685E+019.0392E+001.8838E+03