[Qgis-user] Counting the sum of points in a polygon

[Carlos López PSIG]

Hi Steven,
You try to create a point layer from polygon, from polygon's vertexs
you can use SAGA (procesing plugin) "Convert poligon/line vertices to point"

And then you work with the atribute table the point layer

Luck,


* <http://www.psig.es> *

*Carlos López Quintanilla*

www.psig.es
carlos.lopez at psig.es
+34 699.680.261




2013/11/27 Andreas Neumann <a.neumann at carto.net>

> Hi Steven,
>
> There is the zonal stats plugin which can do something similar. Have you
> tried that?
>
> Andreas
>
> Am 27.11.2013 12:13, schrieb Steven Campbell:
> > Hi all
> >
> > Can anyone tell me how it is possible to count up the total number of
> points, or sum up a value against each point within a boundary?
> >
> > For example I have seven points, in a polygon, each point has an
> attribute of differing numbers and I want to assign the sum value of this
> attribute against the polygon.
> >
> > I can't see anything instantly within the formula box that can help me
> do this.. or I might just be completely overlooking it!
> >
> > Thanks
> >
> > Steve
> >
> >
> >
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> >
>
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