[OSM-dev] Massive building import - thoughts

Frederik Ramm frederik at remote.org
Sat Feb 7 09:23:29 GMT 2009


Marcus Wolschon wrote:
> I am not sure if this assumption is correct,
> thinking that most houses are in cities where
> 2 houses join a wall and thus we get a ratio of 2:1 instead of 4:1 .

Might be true, and indeed - without having looked at the source data - 
this is probably going to be a challenge for the importers, making sure 
that where houses stand wall-to-wall they actually re-use the nodes.


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