Table 4 Optimal XGBOOST parameters.

From: Assessment of resilient modulus of soil using hybrid extreme gradient boosting models

Runs

Iterations

Tree depth

Learning rate

1

543

20

0.0805

2

501

28

0.0236

3

218

28

0.0825

4

774

6

0.0526

5

996

15

0.0677

6

941

9

0.0912

7

752

7

0.0825

8

759

6

0.0846

9

419

27

0.0971

10

675

7

0.0377