[R] Spline regression (or any localized regression) in the setting of a random effects model.

Colleagues, Is there any R program that will allow me to run a localized regression (e.g. smoothing spline) in the context of a random effects model? I have data on the growth of animals and want to create growth curves. I am not certain what shape the growth curve would take, so I would like

Re: [R] Spline regression (or any localized regression) in the setting of a random effects model.

See gam() and gamm() in the mgcv package. Cheers, Bert Bert Gunter Genentech Nonclinical Biostatistics (650) 467-7374 Data is not information. Information is not knowledge. And knowledge is certainly not wisdom. H. Gilbert Welch On Mon, Apr 21, 2014 at 3:25 PM, John Sorkin

Re: [R] Spline regression (or any localized regression) in the setting of a random effects model.

Also, you might want to check out the gamm4 package. Ken On 04/21/14, Bert Gunter wrote: See gam() and gamm() in the mgcv package. Cheers, Bert Bert Gunter Genentech Nonclinical Biostatistics (650) 467-7374 Data is not information. Information is not knowledge. And knowledge is