[Imports] [Talk-us] MassGIS Building Import Start

[Ian Dees]

On Thu, Dec 13, 2012 at 12:08 PM, Jeff Meyer <jeff at 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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