predict() can do that for you without giving you the explicit form of the prediction function. I believe Prof. Harrell has facilities in his Design/Hmisc packages for producing functions from fitted models.
Andy > From: Tony Han Bao > > Hi All, > > I am trying to generate a function from a linear model. I think there > should be build-in function that perform this action but I've had no > luck finding it. > > For example, I have a model created using lm(). > > model <- lm(sat.d~1+sat.n+I(sat.n^2)) > > What I would like to have is a function (similar to the one generated > by splinefun()) so that I can use it on different data-sets. > > Thanks in advance for the help. > > Tony Han Bao > [EMAIL PROTECTED] > > ______________________________________________ > [email protected] mailing list > https://stat.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://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
