Research Article
Fuzzy Dynamic Parameter Adaptation in the Harmony Search Algorithm for the Optimization of the Ball and Beam Controller
Table 8
Results for the statistical test.
| FHS with perturbation | FHS without perturbation | Z-Value | P Value | Mean | STD | Mean | STD |
| 1.55E+00 | 1.31E-02 | 1.57E+00 | 1.33E-02 | -22.09 | 0 |
| IT2FHS with perturbation | IT2FHS without perturbation | Z-Value | P Value | Mean | STD | Mean | STD |
| 1.52E+00 | 3.21E-02 | 1.56E+00 | 1.46E-02 | -4.9 | 5e-07 |
| GT2FHS with perturbation | GT2FHS without perturbation | Z-Value | P Value | Mean | STD | Mean | STD |
| 1.49E+00 | 8.22E-03 | 1.53E+00 | 1.99E-02 | -10.12 | 0 |
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