[postgis-users] Point clustering function/algorithms

[Travis Kirstine]

The kneans that I have seen used is loaded as a additional function and
does not require you to recompile

On Sunday, June 22, 2014, Miguel-Angel Manso-Callejo (UPM) <m.manso at upm.es>
wrote:

> Dear all,
>
> I am interesting on perform spatio/temporal clustering of points
> geometries stored in a postgis layer.
>
> I have looked for any posssible solution implemented in postgis and i have
> not found any one.
> I have seen some discussion and proposal based on building a new function
> kmeans for postgresql, but this solution require compile postgresql.
> Other solution that i have tryed is a pgplsql function that compute
> convexhull of points that not distance more than X m.
>
> My question is:
>
> Have you any alternative solution or have developed more pgplsql functions
> to do perform point clustering in postgis?
>
> Regards,
> Miguel A. Manso
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