Research Article
5D Parameter Estimation of Near-Field Sources Using Hybrid Evolutionary Computational Techniques
Table 4
Estimation accuracy of 4 sources using 17 sensors.
| Scheme | | (MHz) | | (rad) | (rad) | | (MHz) | | (rad) | (rad) | | (MHz) | | (rad) | (rad) | | (MHz) | | (rad) | (rad) |
| Desired | 3.5000 | 65.0000 | 1.0000 | 0.4712 | 0.1745 | 5.0000 | 30.0000 | 6.0000 | 0.8727 | 2.0420 | 2.0000 | 85.0000 | 10.0000 | 1.2741 | 2.7925 | 8.0000 | 25.0000 | 4.0000 | 1.5184 | 4.4506 | IPA | 3.5989 | 75.0947 | 1.0989 | 0.5702 | 0.2735 | 5.0989 | 19.8975 | 6.0990 | 0.9718 | 2.1409 | 2.0990 | 95.8734 | 10.0990 | 1.3731 | 2.8916 | 8.0989 | 15.0081 | 4.0990 | 1.6176 | 4.5497 | PS | 3.5687 | 73.8971 | 1.5688 | 0.5400 | 0.2432 | 5.0688 | 22.8912 | 6.0689 | 0.9414 | 2.1108 | 2.0686 | 92.8714 | 10.0688 | 1.3427 | 2.8613 | 8.0687 | 32.8145 | 4.0685 | 1.5873 | 4.5194 | GA | 3.5197 | 70.1879 | 1.0198 | 0.4908 | 0.1941 | 5.0195 | 24.9765 | 6.0196 | 0.8923 | 2.0616 | 2.0194 | 90.0012 | 10.0195 | 1.2936 | 2.8121 | 8.0194 | 30.8156 | 4.0195 | 1.5379 | 4.4702 | GA-IPA | 3.5166 | 67.3215 | 1.0164 | 0.4879 | 0.1913 | 5.0166 | 32.7957 | 6.0167 | 0.8894 | 2.0586 | 2.0166 | 87.0123 | 10.0167 | 1.2908 | 2.8091 | 8.0166 | 27.9099 | 4.0167 | 1.5350 | 4.4674 | GA-PS | 3.5105 | 66.0469 | 1.0103 | 0.4818 | 0.1850 | 5.0105 | 31.1201 | 6.0106 | 0.8834 | 2.0526 | 2.0107 | 86.3459 | 10.0108 | 1.2847 | 2.8030 | 8.0105 | 26.5562 | 4.0104 | 1.5289 | 4.4620 |
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