[OSM-talk] Semi-automated edits - postal code database
Jochen Topf
jochen at remote.org
Thu Oct 4 13:19:55 BST 2012
On Thu, Oct 04, 2012 at 09:58:02AM +0200, Christian Quest wrote:
> 2012/10/4 Jochen Topf <jochen at remote.org>:
> > And, btw, you should not use the associatedStreet relation. It solves the same
> > problem as the addr:street tags on nodes and buildings but in a much more
> > complicated way. The overwhelming majority of all addresses are tagged with
> > addr:street (there are nearly 15 million addr:street tags vs. only 18.000
> > associatedStreet relations).
> >
>
> Direct comparison of number of addr:street tags and associatedStreet
> relations is not that simple.
Okay sorry. Worldwide we have about 16 million addr:housenumber tags and about
15 million addr:street tags. So there is no addr:street for about 1 mio
housenumbers. Presumably thats because they are members in an associatedStreet
relation. (It could also be because it is easy to find the right street,
because it is the one next to the house, but lets ignore those cases.) So
its still less than 10%.
Jochen
--
Jochen Topf jochen at remote.org http://www.remote.org/jochen/ +49-721-388298
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