[postgis-users] loci of points
pramsey at refractions.net
Tue Oct 16 15:06:25 PDT 2007
Clustering rears its ugly head again...
On 16-Oct-07, at 2:48 PM, Stephen Woodbridge wrote:
> Michael Welter wrote:
>> Is there an algorithm to divide a group of points into <n>
>> distinct groups?
> A locus is a set of points satisfying a certain condition.
> So what are you conditions?
> There are a lot of ways an arbitrary grouping can be made from a
> larger set. What should determine if any given point should belong
> to group 1 or 2 or N?
> It is hard to solve a problem that is under defined, unless one
> makes up arbitrary constraints to satisfy the problem.
> -Steve W.
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