Hi, experts! I need your help about GAM procedure. If I use the ADDITIVE suboption with class statement to get the additive component plots, estimates for the plots aren't reasonable. Is there any solution? proc gam data=dataset plots=component(additive); class x0; model y= param(x0) spline(x1) spline(x2) / link=Identity dist=normal method=GCV; run;
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