> * David Winsemius <qjvafrz...@pbzpnfg.arg> [2011-07-11 15:32:26 -0400]: > > On Jul 11, 2011, at 3:18 PM, Sam Steingold wrote: > >> I need this plot: >> given: x,y - numerical vectors of length N >> plot xi vs mean(yj such that |xj - xi|<epsilon) >> (running mean?) >> alternatively, discretize X as if for histogram plotting and plot mean >> y >> over the center of the histogram group. > > It sounds as though you asking for smoothing splines with an adjustable > band width ... something that is very easy in R.
Unlikely. I do not need smoothing. I have far too many points far too densely for splines to make much sense. I just need the mean (with confidence bounds, if possible) over many small intervals. thanks. -- Sam Steingold (http://sds.podval.org/) on CentOS release 5.6 (Final) X 11.0.60900031 http://www.PetitionOnline.com/tap12009/ http://honestreporting.com http://camera.org http://thereligionofpeace.com http://pmw.org.il Two psychics reading each other's minds will die from stack overflow. ______________________________________________ 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.
