Pile-Raft Settlements Prediction under Coupled Static-Dynamic Loads Using Four Heuristic Regression Approaches

Table 5

Statistical performance of the designed settlement prediction models.

Model	Training			Testing
	R^2	RMSE (cm)	MAE (cm)	R^2	RMSE (cm)	MAE (cm)
MARS	0.993	0.179	0.133	0.983	0.245	0.195
M5Tree	0.968	0.413	0.275	0.869	0.681	0.529
GRNN	0.999	4.67e-06	2.89e-06	0.962	0.366	0.316
SVR	0.995	0.096	0.095	0.994	0.148	0.131