Estimation of Soil Cohesion Using Machine Learning Method: A Random Forest Approach

Table 3

Summary of prediction results of the RF model in terms of RMSE, MAE, and R.

Indicators	RMSE	MAE	SD	R
Training set	3.5585	0.8997	3.5757	0.8997
Testing set	2.6817	2.1097	2.7132	0.8370
All data	3.3227	2.5110	3.3341	0.8906

SD = standard deviation.