Research Article
Pattern Synthesis of Planar Nonuniform Circular Antenna Arrays Using a Chaotic Adaptive Invasive Weed Optimization Algorithm
Table 6
Comparisons of results obtained by CAIWO with other algorithms.
| Number of elements | Algorithms | Max SLL (dB) | HPBW (°) | ADR | Directivity (dB) | Circumferences |
| 8 | CAIWO | −13.0225 | 17.19 | 1.4974 | 9.6365 | 9.1210 | IWO | −8.1667 | 14.9 | 4.6579 | 8.0011 | 8.3999 | BBO | −12.24 | 18.6 | 5.9595 | 9.43 | 9.0710 | SA | −12.00 | 26.60 | 3.2383 | 10.7201 | 5.8750 | PSO | −10.7996 | 32 | 2.7910 | 7.8269 | 4.4931 | GA | −9.811 | 32 | 3.9417 | 7.6245 | 4.4054 |
| 10 | CAIWO | −14.96 | 16.04 | 1.9514 | 10.2658 | 9.2333 | IWO | −10.8961 | 14.9 | 4.8786 | 9.5974 | 9.2637 | BBO | −13.95 | 16.60 | 2.6185 | 10.2032 | 9.2318 | SA | −13 | 18.4 | 3.2179 | 10.8722 | 8.0214 | PSO | −12.307 | 24.34 | 1.9755 | 8.6048 | 5.9029 | GA | −9.811 | 32 | 2.8140 | 9.8037 | 6.0886 |
| 12 | CAIWO | −16.50 | 13.75 | 2.3018 | 10.7494 | 10.5351 | IWO | −11.0042 | 11.46 | 7.6718 | 9.9301 | 12.0781 | BBO | −14.372 | 14.8 | 2.2676 | 10.8448 | 10.6453 | SA | −13.91 | 19.60 | 3.2639 | 10.7069 | 7.9523 | PSO | −13.670 | 21.2 | 2.5265 | 9.3667 | 7.1419 | GA | −11.83 | 20.8 | 4.1439 | 10.2209 | 7.7724 |
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