[R] plot means ?

Sam Steingold sds at gnu.org
Mon Jul 11 21:36:24 CEST 2011


> * David Winsemius <qjvafrzvhf at 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
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