Why not use predict(se=TRUE, band="local")? That's what plot.locfit does, via preplot.locfit.
I'm afraid the only real way to answer questions like this is to read the sources. On Tue, 12 Oct 2004, Suresh Krishna wrote: > > hi, > > after > > m=locfit(y~x,..........., family=binomial) > plot(m,band="local") gives me a plot of locfit's result with a confidence > interval around it. i would like to get the actual values that are being > used to plot the lines in this figure. > > i tried using predict, but the standard error it returns when i supply the > se=T argument, appears not to be the same as the CI produced by plot (it is > much larger...in my one case). i have tried all the different type=".." > options, but none of them matches the CI produced by plot. > > i only recently started using both R and local regression methods and am > still feeling my way around, so even though I have gone through the FAQs > and the online manuals and the archives of this group and the Loader book, > I have been unable to make much progress. any help would be very appreciated !! > > thanks, suresh > > ______________________________________________ > [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 > > -- Brian D. Ripley, [EMAIL PROTECTED] Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ [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