[Imports] Fwd: Burlington VT Building Footprints

Werner Poppele poppele at hm.edu
Tue Jan 8 05:56:43 UTC 2013


William Morris wrote:
> Thanks all,
>
> And many apologies; I think I sent an old copy of the file that had been
> previously-cached. I have run the JOSM validator on the complete
> building set and removed the multipolygon weirdness, including the
> overlaps Andrew noticed. I also orthogonalized the full set, though this
> required manual revision of some buildings.
>
> I did a test import of about 40 buildings at this location (my own
> neighborhood):
>
> http://www.openstreetmap.org/?lat=44.51239&lon=-73.24811&zoom=17&layers=M <http://www.openstreetmap.org/?lat=44.51239&lon=-73.24811&zoom=17&layers=M>
>
> Let me know if there are any objections to me proceeding with the entire
> city. Thanks to everyone for your input!
>
> -Bill
>
>
> ----------
> William Morris
> Cartographer
> (802)-870-0880
> wboykinm at geosprocket.com <mailto:wboykinm at geosprocket.com>
> Twitter: @vtcraghead
>
> GeoSprocket LLC, Burlington VT
> www.geosprocket.com <http://www.geosprocket.com/>
>
>
>
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Good morning, Bill

The test import looks pretty good, but I have some questions:

There are buildings having more details than others: adjacent smaller 
parts of buildings (garages ?, terraces, ...), the contours of other 
buildings are simple rectangles, but on the bing image their contours 
are more complex. Whats the reason for this ? Reconstruction of the 
buildings ?

The positioning of the buildings look very good. The displacement of 
buildings and highways compared to bing imagery seems to be ok.

If you like, I can offer time to help for postprocessing the import.
Tell me, how I can contribute.

WernerP
-- 
MUSICIANS do it rhythmically



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