Influence of Load Test Scale on Prediction of Ultimate Bearing Capacity of Aggregate Pier Reinforced Clay

Table 7

Prediction performance of the proposed model and it cross-validation (approach 2).

Model	Evaluation case	MAE (kPa)	MAPE (%)	R^2	Bias, λ
					Mean	COV (%)
MLRF & MLRL	Cross-validation (field + lab.)	52.2	16.75	0.96	1.02	21.1
MLRF & MLRL	Proposed model (field + lab.)	47.2	15.47	0.96	1.02	19.2
MLRF	Proposed model (field)	65.4	10.51	0.93	1.02	13.7
MLRL	Proposed model (lab.)	38.3	17.89	0.96	1.02	21.5