On Nov 6, 2013, at 5:44 PM, Collin Lynch wrote: >> The default functional link for mgcv::gam is "log", so I doubt that > your theoretical understanding applies to GAM's in general. When Simon > Wood wrote his book on GAMs his first chapter was on linear models, his > second chapter was on generalized lienar models at which point he had > written over 100 pages, and only then did he "introduce" GAMs. I think > you need to follow the same progression, and this forum is not the > correct one for statistics education. Perhaps pose your follow-up > questions to CrossValidated.com > > David, thank you for your advice, has the default changed for mgcv::gam? > Based upon the help pages for the version I have (1.7-27) I had thought > that the default family was gaussian() with link "identity". > > In any event I will look again at Simon Woods' book and consider > CrossValidated in the future.
I may have gotten this wrong by only referring to my memory. I'm not able to tell by looking at either ?mgcv::gam or ?gam::gam pages where I picked up this notion. -- David Winsemius Alameda, CA, USA ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
