Research Article
Pattern Synthesis of Planar Nonuniform Circular Antenna Arrays Using a Chaotic Adaptive Invasive Weed Optimization Algorithm
Table 2
Simulation results on benchmark functions.
| Benchmark function | Algorithm | Fitness of best run | Fitness of worst run | Average value | Standard deviation |
| Sphere function | IWO | 2.65 | 7.115 | 3.975 | 5 | MIWO | 7.936 | 2.445 | 1.405 | 2.006 | CAIWO | 1.650 | 1.939 | 7.140 | 1.620 |
| Rastrigin function | IWO | 0.044136 | 0.994962 | 0.797145 | 0.154781 | MIWO | 0.095132 | 1.241246 | 0.872624 | 0.139673 | CAIWO | 1.786 | 1.345 | 8.12 | 1.87 |
| Ackley function | IWO | 0.083654 | 0.099234 | 0.087016 | 0.001684 | MIWO | 0.085449 | 0.256521 | 0.854496 | 0.256521 | CAIWO | 1.885 | 9.515 | 6.55 | 3.12 |
| Griewank function | IWO | 0.049237 | 0.150065 | 1.021 | 1.012 | MIWO | 0.024603 | 0.113173 | 8.932 | 2.222 | CAIWO | 1.180 | 9.740 | 6.570 | 4.742 |
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