On Sun, Mar 19, 2017 at 02:46:30PM +0100, Jochen Topf wrote:
> in my newest batch of Maproulette challenges, I have included a special
> challenge for Korea, because there were so many problems there.
>
> I encourage everbody to help:
> http://area.jochentopf.com/fixing.html#duplicate-segments-in-
n Sun, Mar 19, 2017 at 10:02:57PM +0900, Andrew Errington wrote:
Date: Sun, 19 Mar 2017 22:02:57 +0900
From: Andrew Errington
To: OpenStreetMap Korea
Subject: Re: [Talk-ko] Broken (multi)polygons in Korea
Ok. I contacted who I thought was the most prolific mapper of forest
outlines. They said
:57PM +0900, Andrew Errington wrote:
> Date: Sun, 19 Mar 2017 22:02:57 +0900
> From: Andrew Errington
> To: OpenStreetMap Korea
> Subject: Re: [Talk-ko] Broken (multi)polygons in Korea
>
> Ok. I contacted who I thought was the most prolific mapper of forest
> outlines. The
Ok. I contacted who I thought was the most prolific mapper of forest
outlines. They said they did it as quickly as possible because it was
important for Koreans to see forested areas on the map. Now they are
reviewing and improving those polygons.
Best wishes,
Andrew
On Mar 15, 2017 5:24 PM,
As far as I know there has been no import of forest area data. There is a
prolific mapper who has made rough outlines of forested areas. Some of
these areas overlap with others. Some areas intersect with themselves. I
don't think each area represents anything "on the ground", just a
convenient
Hi!
there are quite a lot of broken (multi)polygons in the OSM data. I have
started an effort to clean them up. You can find out more at
http://area.jochentopf.com
I found that there are many problems with self-intersections in South
Korea, often on forests. You can see this here:
http://tools.ge