On Thu, Dec 13, 2012 at 12:08 PM, Jeff Meyer <j...@gwhat.org> wrote: > Agreed about having to deconflict after buildings are imported on top of > other buildings. I didn't see any suggestion of that in Jason's process. > > In Seattle, we're looking at doing a manual comparison of each building > way provided by the city to the building ways already in OSM. Essentially, > manually copy the new buildings into the OSM data layer in JOSM, identify > duplicates, compare, make sure all tags are kept in the desired way, then > delete the undesired way, move to the next one. In my neighborhood, I've > found that the city's shapes are better than my Bing traces 100% of the > time. - Jeff >
This is exactly what I found when doing the buildings in Chicago. I manually merged the datasets and found that in almost every case the city's data was better-aligned and more useful than the Bing-sourced data.
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