[Talk-us-maine] Importing building with MapWithAI test

[Alex Hennings]

I found an answer to that first question in way/813630653. It absorbed an
node with "building=apartments" and the resulting polygon had that tag as
well.
-Alex


On Sun, Jun 7, 2020 at 9:58 AM Alex Hennings <blackboxlogic at gmail.com>
wrote:

> Smock, are you a developer behind MapWithAI?
>
> Regarding: "The conflation service _should_ only be returning buildings
> that do not exist in OSM"
> Many of the addresses imported in Maine arrived as building nodes. I hope
> the plugin turns those into building polygons?
>
> What geometry does the plugin use to decide to absorb a point or not? Is
> it only if the point is INSIDE the building polygon? Does it handle
> multi-polygons?
> What if multiple points fall inside the building? What if they don't have
> any conflicting tags?
> Do the tags on a node effect if it is absorbed into a building (like
> skipping nodes with fixme=*, or gnis:reviewed=no which I strongly
> recommend)?
> Ouch, that source tag <https://wiki.openstreetmap.org/wiki/Key:source>.
> Why is that a property of the building
> <https://www.openstreetmap.org/way/813605828>?
>
> These are some of the problems I tried to solve during the address import,
> so I'm very curious how others approached them.
>
> On Sun, Jun 7, 2020 at 8:56 AM <smocktaylor at gmail.com> wrote:
>
>> 1) Thank you for using the MapWithAI plugin. :)
>> 2) You cannot use Google Imagery due to copyright. Sorry. :(
>> That being said, `MapBox Satellite` is great for resolution in the
>> areas I've looked at in Maine, while `Maxar Premium` is great for newer
>> construction.
>>
>> The conflation service _should_ only be returning buildings that do not
>> exist in OSM (I believe it is a simple intersect -- so if a poorly
>> drawn building intersects another building, the second building won't
>> be downloaded).
>>
>> On Sun, 2020-06-07 at 08:14 -0400, Alan & Ruth Bragg wrote:
>> > I experimented with MapWithAI today adding 133 buildings and 2 ways
>> > to Cranberry Island using the JOSM "MapWithAI" plug-in
>> >
>> > Click to see buildings I added
>> >
>> > The tool automatically merged 23 of the imported address nodes to
>> > buildings
>> >
>> > The microsoft buildings were as good as I would have drawn them.
>> > Only 3 roads were suggested. 2 were valid driveway and 1 was a long
>> > curved section of gravel beach where the rack line looked like the
>> > edge of a road. I had to zoom in with good google imagery to see that
>> > it wasn't a road.
>> >
>> >
>> > To start you press Ctrl-R (MapWithAI:download data) to create a new
>> > "MapWithAI"  layer. If you already have several layers open it asks
>> > you to select your data layer.
>> > The tool prevents you from selecting more that 5 buildings at a time
>> > which helps ensure that you actually looked at the imagery. You then
>> > press shift-A (MapWithAI:Add Selected Data) and they are copied to
>> > the data layer. After you've added 50 buildings/ways it forces you to
>> > make an upload.
>> >
>> > Warning: the tool is going to download all the buildings in your data
>> > area so start by selecting something smallish. On my first try I was
>> > looking at an area about 1/3 the size of Hancock County and JOSM
>> > slowed to a halt as the data downloaded.
>> >
>> >
>> >
>> >
>> >
>>
>>
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