Table 2 Performance evaluation results of the XGBoost-RFE model with varying numbers of retained features.
Number of features | Mean test score | Std test score | Split0 test score | Split1 test score | Split2 test score |
---|---|---|---|---|---|
1 | 0.692 | 0.063 | 0.769 | 0.615 | 0.692 |
2 | 0.667 | 0.018 | 0.654 | 0.654 | 0.692 |
3 | 0.731 | 0.054 | 0.769 | 0.654 | 0.769 |
4 | 0.756 | 0.018 | 0.769 | 0.769 | 0.731 |
5 | 0.756 | 0.036 | 0.808 | 0.731 | 0.731 |
6 | 0.731 | 0.000 | 0.731 | 0.731 | 0.731 |
7 | 0.731 | 0.031 | 0.769 | 0.692 | 0.731 |
8 | 0.744 | 0.048 | 0.808 | 0.692 | 0.731 |