Re: [R-sig-eco] gam variable selection

2011-09-29 Thread Rebecca Ross
Hi All, Many thanks for your different perspectives on stepwise model building and the dredge function, you've helped me out as well as Marco and I shall read more thoroughly into all your points. All the best, Bex ___ R-sig-ecology mailing list

Re: [R-sig-eco] gam variable selection

2011-09-28 Thread Rebecca Ross
Hi Marco, Having recently been working with gams myself I would suggest a procedure whereby you build your model in a forward stepwise approach first, having run individual gams for each of your variables and selecting the significant variable with the best AIC as your first variable, and