[Imports] Large scale building edits in Fiwila, Zambia
Bjoern Hassler
bjohas+mw at gmail.com
Sun Jun 11 13:45:23 UTC 2017
Hi Martin,
Here is what I propose:
1. I've already marked 3200 buildings as nodes, traced from DG premium in
JOSM. No other sources will be used.
2. I have a JOSM script that will expand the nodes into small square
buildings and add a source tag, showing that the building was generated
rather than traced. About 90% of the buildings will be quite correctly
captured by this as they are often round or nearly square huts. For the
reminder, the buildings will need to be expanded by about 30% and/or
reoriented (see 3). E.g. in comparison with the Akros data import in the
region, this process really compares favourably.
3. After the upload, we'll review the 200 or so buildings that need fixing.
These will be small fixes as explained above.
4. I will then add an open location code to each building, probably as
ref:olc and ref:olc:short, pending discussion on tagging list. This will be
done with a JOSM script a as well. We still need to finalise the exact
georeferencing of the DG premium imagery.
5. Over time, the community heath workers will add more tagsin the usual
way.
Our scripts are here: https://github.com/OSM-Utilities/JOSM-Scripts-HOT
Hope this makes it clear!
Bjoern
On 11 Jun 2017 13:30, "Martin Koppenhoefer" <dieterdreist at gmail.com> wrote:
sent from a phone
> On 11. Jun 2017, at 01:58, Bjoern Hassler <bjohas+mw at gmail.com> wrote:
>
> It's strictly not an import, but I thought I'd mention it, in case people
notice the edits (though it's a long way from other activity).
>
> Any thoughts or comments?
I'm not sure if I understand your message, can you explain in more detail
what you are going to do (which are your sources, which tags do you intend
to use or replace, what is your workflow (search and replace in josm?
scripts? etc.)
Thank you,
Martin
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