Advances in Fuzzy Systems / 2011 / Article / Tab 4

Research Article

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

Table 4

Simulation study of tipper noise.

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

1100.900094.291974.1198 85.6989 81.4871
299.700093.0828 74.1198 93.0404 81.4871
398.600091.9738 74.1198 94.5178 81.4871
497.500090.8648 74.1198 92.4313 81.4871
596.500089.8559 74.1198 87.9020 81.4871
696.200089.5469 85.8609 96.5394 94.5712
795.800089.1380 85.8609 93.3190 94.5712
894.800088.1291 85.8609 93.3190 94.5712
994.300087.6202 85.8609 94.0383 94.5712
1093.700087.0113 85.8609 91.0641 94.5712
1192.800086.1025 85.8609 84.6752 94.5712
1290.600083.8937 85.8609 88.3686 94.5712
1389.500082.8848 85.8609 88.1936 94.5712
1488.400081.6760 74.1198 80.8651 81.4871
1586.800080.0672 64.8344 74.8196 70.193013.594.3610.03
1686.200079.4585 64.8344 74.8196 70.1930
1785.800079.0497 64.8344 78.0400 70.1930
1885.200078.4410 64.8344 77.8650 70.1930
1985.200078.4323 64.8344 77.1458 70.1930
2084.700077.9236 64.8344 77.1458 70.1930
2184.500077.7149 64.8344 74.5798 70.1930
2283.800077.0063 62.5730 73.8606 70.1930
2383.500076.6976 62.5730 73.8606 70.1930
2483.500076.6890 61.4715 70.6402 70.1930
2583.200076.3804 61.4715 72.5517 66.3679
2682.800075.9718 63.5968 74.1068 66.3679
2782.600075.7632 59.7479 70.8864 66.3679
2882.200075.3547 60.3181 71.0614 67.0982
2982.200075.3461 60.3181 71.7806 67.3327
3082.200075.3376 72.2342 82.3295 82.9287