Table 8 Predicted values and measured values of the displacements of the pile tops (Small sample).
Pile no | Measured value | Predicted value | ||||
|---|---|---|---|---|---|---|
BP | AdaBoost-BP | DNN | RF | Xgboost | ||
1 | 46 | 28 | 58 | 55 | 62 | 61 |
2 | 72 | 83 | 83 | 67 | 59 | 48 |
3 | 32 | 26 | 35 | 37 | 34 | 32 |
4 | 87 | 64 | 67 | 72 | 81 | 58 |
5 | 63 | 46 | 69 | 55 | 56 | 59 |
6 | 77 | 87 | 71 | 83 | 62 | 65 |
7 | 53 | 72 | 63 | 64 | 71 | 69 |
8 | 39 | 68 | 41 | 35 | 49 | 42 |
9 | 59 | 56 | 69 | 51 | 52 | 53 |
10 | 61 | 80 | 71 | 67 | 77 | 72 |
11 | 90 | 100 | 88 | 81 | 87 | 96 |
12 | 39 | 55 | 45 | 27 | 47 | 41 |
R2 | / | 0.16 | 0.73 | 0.77 | 0.61 | 0.43 |
MAE | / | 15.1 | 8.2 | 8.2 | 10.1 | 10.7 |
MSE | / | 277.3 | 90.8 | 76.5 | 128.4 | 188.7 |
MAPE | / | 28.2 | 13.8 | 14.6 | 18.2 | 16.6 |