Re: [Talk-ca] Canadian OSM POI quality

2014-06-09 Thread Richard Weait
On Mon, Jun 9, 2014 at 12:57 AM, Paul Norman wrote: > I was curious how complete OpenStreetMap shop data was, so decided to > do an analysis for some Canadian chains. > > The results were mixed. [Cool analysis clipped, go read it. :-) ] Thanks for this, Paul. It will be interesting to see change

Re: [Talk-ca] Canadian OSM POI quality

2014-06-09 Thread Minh Nguyen
On 2014-06-08 21:57, Paul Norman wrote: Inconsistent tagging was observed with some shops, such as variability between amenity=restaurant and amenity=fast_food. This should reflect differences between locations but may not. Inconsistent names were also observed, such as "Walmart", "Wal-mart", and

[Talk-ca] Canadian OSM POI quality

2014-06-08 Thread Paul Norman
I was curious how complete OpenStreetMap shop data was, so decided to do an analysis for some Canadian chains. The results were mixed. Starting with a Canada extract, I processed the data into PostGIS and ran queries against name, brand and franchise for objects where amenity, office or shop was