[postgis-users] Summarystats (Raster, Polygon)

Pierre Racine Pierre.Racine at sbf.ulaval.ca
Fri Nov 16 08:06:14 PST 2012


> Could this be explained by the possibility that Postgis and ArcGIS handels pixels
> at the border of the polygon differently? i.e. that one includes pixels
> intersecting, while the other only includes pixels if the centroid of the pixel
> intersects?

It could. PostGIS includes pixels when the centroid intersects. What if you test with a small tile so you can count yourself?

Pierre


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