Research Article
The Rock Burst Hazard Evaluation Using Statistical Learning Approaches
Table 2
Generalized confusion matrix for risk evaluation task of rock burst.
| | Misclassification cost | Prediction grade | | No rock burst | Medium rock burst | Strong rock burst | Violent rock burst |
| | Actual grade | No rock burst | 0 | CostNM | CostNS | CostNV | | Medium rock burst | CostMN | 0 | CostMS | CostMV | | Strong rock burst | CostSN | CostSM | 0 | CostSV | | violent rock burst | CostVN | CostVM | CostVS | 0 |
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