Advances in Fuzzy Systems / 2011 / Article / Tab 2

Research Article

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

Table 2

Simulation study of dumper noise.

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

1102.400095.791974.119888.6731 81.4871
2101.300094.6828 74.1198 93.0404 81.4871
398.200091.5738 74.1198 94.5178 81.4871
497.700091.0648 74.1198 89.4572 81.4871
597.200090.5559 74.1198 87.9020 81.4871
696.800090.1469 85.8609 96.5394 94.5712
794.200087.5380 74.1198 82.7701 81.4871
894.100087.4291 85.8609 93.3190 94.5712
993.600086.9202 85.8609 94.0383 94.5712
1093.200086.5113 85.8609 94.0383 94.5712
1193.200086.5025 85.8609 84.6752 94.5712
1292.500085.7937 85.8609 85.3944 94.5712
1392.200085.4848 85.8609 86.3534 94.5712
1490.600083.8760 85.8609 88.4398 94.5712
1589.700082.9672 76.5756 85.3685 85.38137.275.778.20
1688.300081.5585 76.5756 85.3685 85.3813
1788.200081.4497 76.5756 88.5889 85.3813
1887.600080.8410 76.5756 88.4139 85.3813
1987.100080.3323 76.5756 87.6947 85.3813
2086.800080.0236 76.5756 87.6947 85.3813
2186.500079.7149 76.5756 85.1287 85.3813
2286.200079.4063 74.3142 84.4095 85.3813
2385.800078.9976 74.3142 84.4095 85.3813
2485.600078.7890 73.2126 81.1891 85.3813
2584.800077.9804 73.2126 83.1006 82.0894
2684.200077.3718 75.3380 84.6557 82.0894
2784.200077.3632 71.4890 81.4353 82.0894
2883.700076.8547 72.0592 81.6103 82.7253
2983.400076.5461 72.2342 82.3295 82.9287
3082.800075.9376 72.2342 82.3295 82.9287