2011/12/2 María Helena Mejía Salazar <[email protected]>:
> Hi,
>
> I modified a little bit the program of demo dbscan (plot_dbscan.py).  I am
> using just distance (no similarities) and I am having bad results. There are
> just 5 points, I changed  the eps as the minimum distance between  the
> points and the number of minimun points are 2 since this is what I requiered
> for doing the cluster.     I am getting that  all the points  are noise.
> I used WEKA (java)  too and it produced the desired results.

I have little understanding of the DBSCAN algorithm itself but
clustering 5 datapoints sounds like an hill-defined task to me. Are
you sure this is what you are looking for? Maybe a full hierarchical
clustering tree (the dendrogram) would be more interesting in this
case.

-- 
Olivier
http://twitter.com/ogrisel - http://github.com/ogrisel

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