Table 3.

Variable selection accuracy measured by false positive rate (FPR ± SE) across dimensional regimes under a linear simulation framework. Lower values indicate improved ability to exclude irrelevant variables.

Models	Low ($p=6$)	Medium ($p=170$)	High ($p=2000$)
GBM	0 (0.00)	0 (0.00)	0 (0.00)
MEGB	0 (0.00)	0 (0.00)	0 (0.00)
GPBoost	0 (0.00)	0 (0.00)	0 (0.00)
MERF	0 (0.00)	0 (0.00)	0 (0.00)
REEMForest	0 (0.00)	0 (0.00)	0 (0.00)
RF	0 (0.00)	0 (0.00)	0 (0.00)
LMER	0 (0.00)	3 (0.493)	*
glmmlasso	0 (0.00)	2 (0.581)	*