Research Article
Research on Coal Exploration Technology Based on Satellite Remote Sensing
Table 2
Effect of accuracy of ELM neural network of different hidden layer nodes.
| | Nodes of hidden layer | Training time (s) | Average accuracy of training | Average accuracy of testing |
| | 10 | 0.0019 s | 70.2367% | 68.2119% | | 20 | 0.005 s | 79.1817% | 78.8929% | | 100 | 0.0381 s | 94.0133% | 90.9595% | | 200 | 0.1334 s | 96.615% | 92.5714% | | 250 | 0.2137 s | 97.2383% | 92.7524% | | 300 | 0.3050 s | 97.6183% | 92.9571% | | 350 | 0.4159 s | 97.9967% | 92.9905% | | 400 | 0.5419 s | 98.2% | 92.819% | | 500 | 0.8374 s | 98.505% | 92.481% | | 600 | 1.2403 s | 98.69% | 91.5976% | | 700 | 1.5686 s | 98.94% | 89.8357% |
|
|
