[postgis-users] Determining clusters of points

Sébastien Lorion sl at thestrangefactory.com
Sun Jan 9 20:27:28 PST 2011


So Emilie and Kevin, what do you think of the results and the new solution I
came up with ? Any improvements you would make or comments on why other
approaches will not scale as well ?

Sébastien

On Fri, Jan 7, 2011 at 15:54, Sébastien Lorion <sl at thestrangefactory.com>
wrote:
> Happy New Year everyone!
>
> I got time to test out the st_buffer+st_intersect solution (which I
> will name "buffer") and the st_dwithin+with recursive solution
> ("recursive"). I also came up with another one based on nested cursor
> FOR loops and st_dwithin ("cursor"). I have not tested the kmean
> solution yet.
>
> ...............
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