[R] How to get the datapoints of an density estimation with locfit?

Roger Peng rpeng at stat.ucla.edu
Sat Mar 30 19:43:00 CET 2002


As far as I know, locfit does not store its estimates.  You have to use
the fitted.values() function.  So, something like:

library(locfit)
x <- rnorm(200)
f <- locfit( ~ x)
fhat <- fitted.values(f)
cbind(x, fhat)

I think that will give you what you want.

-roger
_______________________________
UCLA Department of Statistics
rpeng at stat.ucla.edu
http://www.stat.ucla.edu/~rpeng

On Fri, 29 Mar 2002, Ralf.Kloessinger at student.fh-nuernberg.de wrote:

> Hello!!!
> 
> I'm just a beginner of R.  I work with locfit to get the density from
> an numeric vector. It looks good when I plot the graph, but I need the
> output data of locfit. For example I need somthing like that (only
> integer values for the input): numeric vector (input of locfit)  
> density (output of locfit)  1 0.05.... 2 0.04.. 3 0.01 ...
> 
> Thank you for your help and your time.
> 
> Ralf Kloessinger
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