Research Article
Prediction of Mine Dust Concentration Based on Grey Markov Model
Table 8
Classification table of prediction accuracy.
| Probability of small error (P) | Mean variance ratio (C) | Prediction accuracy |
| >0.95 | <0.35 | Excellent | >0.80 | <0.50 | Qualification | >0.70 | <0.65 | Reluctance | ≤0.70 | ≥0.65 | Nonconformity |
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