[R-sig-Geo] functions on kernel density estimation in point pattern analysis

Roger Bivand Roger.Bivand at nhh.no
Sun Jun 24 18:41:41 CEST 2007


On Sun, 24 Jun 2007, zhijie zhang wrote:

> Dear Friends,
> Except kernel2d(splancs) function, are there any other functions on kernel
> density estimation in point pattern analysis? I use the kernel2d(splancs)
> function to anayze my dataset, and the result seems not to be very good.
>  Any suggestions or help in kernel density estimation of univariate or
> multivariate point process are greatly appreciated.
>  BTW, i mainly want ot do the kernel density estimation in both
> univariate and multivariate point process.

You might consider possibilities in spatstat, and it would be easier to 
answer if your needs were clearer - it is possible that the splancs 
functions could work better with different argument values, but without 
knowing what you used, it is difficult to tell.

Roger

>

-- 
Roger Bivand
Economic Geography Section, Department of Economics, Norwegian School of
Economics and Business Administration, Helleveien 30, N-5045 Bergen,
Norway. voice: +47 55 95 93 55; fax +47 55 95 95 43
e-mail: Roger.Bivand at nhh.no




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