>From mgcv 1.0 you can add your own smoothers for use with gam, but only if they can be represented using basis functions and a quadratic penalty: so P-splines are OK, but loess is not, for example.
Simon > Loader's book is referring to the gam() function in S-plus (or S from Bell > Labs), not the one in mgcv. They are very different things. I don't know > if it's possible to implement local regression type smoothers (or something > other than splines) in gam() in mgcv, but even if it's possible, the one in > locfit won't work without quite a bit of work, I'd imagine. > > Andy > > > From: Vivian Viallon > > > > Hi, > > I'm trying to combine the Locfit Package with the Mgcv package (to use > > Generalized Additive Models with Locfit components). I read the book > > written by Clive Loader where it's said that, for the S > > language, you just > > have to "load" the locfit package using the command : > > Library(locfit, first="T") > > in order to use locfit components in an additive model. > > But I can't. I guess the C-command differs from the S-command. > > Thanks in advance for your help. > > Regards, > > Vivian > > > > ______________________________________________ > > [EMAIL PROTECTED] mailing list > > https://www.stat.math.ethz.ch/mailman/listinfo/r-help > > PLEASE do read the posting guide! > > http://www.R-project.org/posting-guide.html > > > > > > ______________________________________________ > [EMAIL PROTECTED] mailing list > https://www.stat.math.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html > ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
