search for: makepred

Displaying 1 result from an estimated 1 matches for "makepred".

2013 Mar 21
1
[mgcv][gam] Odd error: Error in PredictMat(object$smooth[[k]], data) : , `by' variable must be same dimension as smooth arguments
...an't figure out where it comes from. The setup is the following: I've got a fitted GAM object called "MI", and a vector of "prediction data" (with default values for predictors). I feed this into predict.gam(object, newdata = whatever) via the following function: makepred = function(varstochange,val){ for (i in 1:length(varstochange)){ if (varstochange[i] == "pot.trial"){j=1} if (varstochange[i] == "year"){j=2} if (varstochange[i] == "crop.legume"){j=3} if (varstochange[i] == "crop.fruit&quo...