Table 1. The experimental of HGJO with different γ.
| Problem | γ = 0.25 | γ = 0.5 | γ = 0.75 | γ = 1 | γ = 1.5 | |
|---|---|---|---|---|---|---|
| F1 | Mean | 300 | 300 | 300 | 300 | 300 |
| Std | 3.91E-13 | 7.190E-14 | 1.651E-13 | 3.226E-13 | 2.044E-13 | |
| F2 | Mean | 403.94923 | 400 | 403.47218 | 404.04741 | 403.60078 |
| Std | 2.13E+00 | 4.896E-10 | 1.359E+00 | 1.636E+00 | 1.198E+00 | |
| F3 | Mean | 600.00001 | 600.00001 | 600.00001 | 600.00001 | 600.00001 |
| Std | 9.11E-06 | 1.446E-05 | 5.991E-06 | 1.747E-05 | 2.060E-05 | |
| F4 | Mean | 809.56445 | 804.65384 | 809.53234 | 808.28063 | 808.89044 |
| Std | 3.52E+00 | 5.963E-01 | 3.102E+00 | 2.509E+00 | 2.436E+00 | |
| F5 | Mean | 900 | 900 | 900 | 900 | 900 |
| Std | 4.00E-13 | 1.164E-12 | 5.142E-12 | 1.415E-12 | 1.925E-13 | |
| F6 | Mean | 1800.1992 | 1800.2297 | 1800.2195 | 1800.2166 | 1800.2062 |
| Std | 1.12E-01 | 8.529E-02 | 1.190E-01 | 1.087E-01 | 9.270E-02 | |
| F7 | Mean | 2010.8465 | 2002.9588 | 2010.7526 | 2008.7908 | 2005.678 |
| Std | 9.43E+00 | 4.874E+00 | 9.548E+00 | 9.465E+00 | 7.783E+00 | |
| F8 | Mean | 2201.6878 | 2201.8592 | 2202.8334 | 2201.4274 | 2201.1876 |
| Std | 1.50E+00 | 1.340E+00 | 4.659E+00 | 1.191E+00 | 9.500E-01 | |
| F9 | Mean | 2529.2844 | 2529.2844 | 2529.2844 | 2529.2844 | 2529.2844 |
| Std | 0.00E+00 | 0.000E+00 | 0.000E+00 | 0.000E+00 | 0.000E+00 | |
| F10 | Mean | 2500.2164 | 2500.2173 | 2500.2308 | 2503.8003 | 2500.2212 |
| Std | 4.38E-02 | 5.886E-02 | 3.934E-02 | 1.990E+01 | 4.141E-02 | |
| F11 | Mean | 2600 | 2600 | 2600 | 2600 | 2600 |
| Std | 5.87E-11 | 1.422E-10 | 2.445E-10 | 4.723E-10 | 1.364E-10 | |
| F12 | Mean | 2860.0375 | 2859.0842 | 2860.0648 | 2859.8318 | 2860.2065 |
| Std | 1.21E+00 | 4.359E-01 | 1.138E+00 | 1.199E+00 | 1.103E+00 | |
| Friedman mean rank | 2.7500 | 2.3333 | 3.5417 | 3.4583 | 2.9167 | |
| Rank | 2 | 1 | 5 | 4 | 3 | |