Advances in Fuzzy Systems / 2011 / Article / Tab 3

Research Article

Application of Functional Link Artificial Neural Network for Prediction of Machinery Noise in Opencast Mines

Table 3

Simulation study of grader noise.

Distance from the source (meters)Measured field data (dBA)Prediction result (dBA)Average percentage error (dBA)
VDIPPNFLANNLeNNPPNFLANNLeNN

1105.300098.691974.1198 89.9755 81.4871
2103.400096.7828 74.1198 95.4768 81.4871
3101.200094.5738 74.1198 92.6776 81.4871
498.700092.0648 74.1198 89.4572 81.4871
597.200090.5559 74.1198 87.9020 81.4871
695.500088.8469 74.1198 85.9905 81.4871
794.300087.6380 74.1198 82.7701 81.4871
894.100087.4291 85.8609 93.3190 94.5712
993.700087.0202 85.8609 94.0383 94.5712
1093.200086.5113 85.8609 94.0383 94.5712
1192.600085.9025 85.8609 87.6493 94.5712
1291.800085.0937 85.8609 88.3686 94.5712
1390.400083.6848 85.8609 88.1936 94.5712
1488.600081.8760 85.8609 91.4140 94.5712
1588.500081.7672 76.5756 85.3685 85.38139.566.159.76
1688.200081.4585 76.5756 85.3685 85.3813
1787.900081.1497 76.5756 88.5889 85.3813
1887.300080.5410 76.5756 88.4139 85.3813
1986.500079.7323 76.5756 87.6947 85.3813
2085.800079.0236 76.5756 87.6947 85.3813
2185.400078.6149 76.5756 85.1287 85.3813
2285.100078.3063 74.3142 84.4095 85.3813
2384.600077.7976 74.3142 84.4095 85.3813
2484.200077.3890 73.2126 81.1891 85.3813
2583.800076.9804 73.2126 83.1006 82.0894
2683.200076.3718 63.5968 74.1068 66.3679
2782.900076.0632 71.4890 81.4353 82.0894
2882.500075.6547 60.3181 71.0614 67.0982
2982.100075.2461 60.3181 71.7806 67.3327
3081.800074.9376 60.3181 71.7806 67.3327