Research Article
Application of Functional Link Artificial Neural Network for Prediction of Machinery Noise in Opencast Mines
Table 1
Simulation study of shovel noise.
| Distance from the source (meters) | Measured field data (dBA) | Prediction result (dBA) | Average percentage error (dBA) | | VDI | PPN | FLANN | LeNN | PPN | FLANN | LeNN |
| 1 | 102.3000 | 95.6919 | 74.1198 | 88.6731 | 81.4871 | 7.03 | 5.68 | 8.42 | 2 | 102.1000 | 95.4828 | 74.1198 | 94.3428 | 81.4871 | 3 | 98.6000 | 91.9738 | 74.1198 | 94.5178 | 81.4871 | 4 | 98.2000 | 91.5648 | 74.1198 | 89.4572 | 81.4871 | 5 | 97.5000 | 90.8559 | 74.1198 | 87.9020 | 81.4871 | 6 | 97.5000 | 90.8469 | 85.8609 | 96.5394 | 94.5712 | 7 | 96.7000 | 90.0380 | 85.8609 | 90.3449 | 94.5712 | 8 | 95.2000 | 88.5291 | 85.8609 | 93.3190 | 94.5712 | 9 | 93.3000 | 86.6202 | 85.8609 | 94.0383 | 94.5712 | 10 | 92.4000 | 85.7113 | 85.8609 | 94.0383 | 94.5712 | 11 | 91.5000 | 84.8025 | 85.8609 | 87.6493 | 94.5712 | 12 | 91.5000 | 84.7937 | 85.8609 | 88.3686 | 94.5712 | 13 | 91.3000 | 84.5848 | 85.8609 | 85.2195 | 94.5712 | 14 | 90.4000 | 83.6760 | 85.8609 | 91.4140 | 94.5712 | 15 | 88.8000 | 82.0672 | 76.5756 | 85.3685 | 85.3813 | 16 | 88.4000 | 81.6585 | 76.5756 | 85.3685 | 85.3813 | 17 | 87.9000 | 81.1497 | 76.5756 | 88.5889 | 85.3813 | 18 | 87.1000 | 80.3410 | 76.5756 | 88.4139 | 85.3813 | 19 | 86.7000 | 79.9323 | 76.5756 | 87.6947 | 85.3813 | 20 | 86.3000 | 79.5236 | 76.5756 | 87.6947 | 85.3813 | 21 | 85.7000 | 78.9149 | 76.5756 | 85.1287 | 85.3813 | 22 | 85.2000 | 78.4063 | 74.3142 | 84.4095 | 85.3813 | 23 | 85.3000 | 78.4976 | 74.3142 | 84.4095 | 85.3813 | 24 | 85.5000 | 78.6890 | 73.2126 | 81.1891 | 85.3813 | 25 | 85.5000 | 78.6804 | 73.2126 | 80.1264 | 82.0894 | 26 | 85.3000 | 78.4718 | 75.3380 | 81.6816 | 82.0894 | 27 | 84.7000 | 77.8632 | 71.4890 | 81.4353 | 82.0894 | 28 | 84.2000 | 77.3547 | 72.2342 | 81.6103 | 82.7253 | 29 | 83.8000 | 76.9461 | 72.2342 | 82.3295 | 82.9287 | 30 | 82.7000 | 75.8376 | 72.2342 | 82.3295 | 82.9287 |
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