[Talk-us] Proposed mechanical edit - remove objects that are not existing according to source of GNIS import that added them

Clifford Snow clifford at snowandsnow.us
Thu Mar 21 19:01:15 UTC 2019


After looking at a few of the GNIS nodes I'm all in favor of removing them.
One example showed how having a GNIS node can influence mappers. There is a
node for North City Elementary School in Shoreline, WA. The school has been
closed for sometime, yet the old school building is named North City
Elementary..."

Since someone must have cleaned up Washington State already, only 50 nodes
remain - I'm not sure we are a good test for the rest of the country.

Clifford

On Thu, Mar 21, 2019 at 11:41 AM Clifford Snow <clifford at snowandsnow.us>
wrote:

> Looking at your data for Western Washington shows that either mappers have
> been removing them or someone in the government decided that we weren't
> important enough to bother mapping GNIS sites. There is only 40 in all of
> Washington.
>
> I'll start looking at some of those.
>
> Clifford
>
> On Thu, Mar 21, 2019 at 11:36 AM Mark Wagner <mark+osm at carnildo.com>
> wrote:
>
>> On Wed, 20 Mar 2019 21:46:59 -0600
>> Martijn van Exel <m at rtijn.org> wrote:
>>
>> > > On Mar 20, 2019, at 9:01 AM, Mateusz Konieczny
>> > > <matkoniecz at tutanota.com> wrote:
>> > >
>> > > I plan to run an automated edit that will revert part of the GNIS
>> > > import that added them and delete objects that never had any reason
>> > > to appear in the OSM database in any form, at least according to
>> > > GNIS data.
>> > >
>> > > Please comment no matter what you think about this idea! I will not
>> > > make the edit without a clear support so please comment if you think
>> > > that it is a good idea and if you think that it should not be
>> > > done.
>> >
>> >
>> > Thanks for bringing the idea up. It actually did come up fairly
>> > recently on Slack
>> > https://osmus.slack.com/archives/C029HV951/p1550176430103000
>> >
>> > My view is that we would be missing an opportunity to have mappers
>> > review these locations and update the areas concerned. These nodes
>> > exist mostly in ‘undermapped' / remote areas that could use some
>> > human mapper attention. So I’d be in favor of trying to resolve this
>> > using some human driven cleanup first.
>>
>> My experience is that this will mostly just make things worse.
>>
>> There was a MapRoulette task a while back for cleaning up
>> unmodified GNIS-imported schools.  There were only a few of them left
>> around me, but the most common result was that an armchair mapper would
>> drag the node to a nearby non-house-looking building, trace the
>> building, and merge it with the imported node.  Not one of these was
>> actually a school.
>>
>> --
>> Mark
>>
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>
>
> --
> @osm_seattle
> osm_seattle.snowandsnow.us
> OpenStreetMap: Maps with a human touch
>


-- 
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