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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