Open Access
Table 2.
Relative importance of the 
features in the RF model.
| α | Importance | Position in |
|---|---|---|
| value | ranking | |
| 0.6 | 0.217 | 1 |
| 0.7 | 0.137 | 2 |
| 0.8 | 0.072 | 3 |
| 0.5 | 0.071 | 4 |
| 0.4 | 0.020 | 7 |
Notes. α ranges from 0.1 to 2 in steps of 0.1. These values are averaged over 50 runs of the algorithm. The features are ranked by decreasing order of the importance value. Only the first five parameters are shown. See Sect. 4.2 for more details.
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