[OSM-dev] Overlapping polygons - verboten or not?

Frederik Ramm frederik at remote.org
Wed Apr 20 16:58:38 BST 2011


Hi,

On 04/20/11 17:51, Ben Supnik wrote:
> 3. We sanity check the incoming data. This is fairly specific to our app
> case and may not be appropriate for others. If a way goes straight up a
> mountain at a 80 degree slope and its type is motorway=trunk, we throw
> it out. It's much more likely that there's a conflict between our
> elevation data and the road than that there's a road going up at that
> slope, and frankly it's going to look stupid in X-Plane anyway. So we
> protect ourselves from data problems by being more committed to
> 'plausibility' than 'accuracy'.

Any chance you can make these cases available - on a regular basis, 
ideally - so our users could, if interested, have a look and fix them?

Bye
Frederik



More information about the dev mailing list