模型拟合等级 | C | P | ε (avg) |
1级(好) | C < 0.35″ | P ≥ 0.95 | ≤0.01 |
2级(合格) | 0.35 ≤ C < 0.50″ | 0.8 ≤ P < 0.95 | ≤0.10 |
3级(勉强) | 0.50 ≤ C < 0.65″ | 0.70 ≤ P < 0.80 | ≤0.20 |
4级(不合格) | C ≥ 0.65” | P < 0.70 | >0.20 |