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

Table 3

Cross-validation error evaluation for input variables (Approach 1).

Rank	Input variables	MAE (kPa)	R^2	Bias, λ
				Mean	COV (%)
1	, , ,	95.3	0.86	1.02	36.3
2	, , ,	95.5	0.85	1.01	28.5
3	, , ,	96.2	0.85	1.00	28.2