Is there an example where the community has cleaned up the Corine multi polygons instead of starting from scratch?
Le 16 février 2017 10:53:42 GMT+01:00, Christoph Hormann <chris_horm...@gmx.de> a écrit : >On Wednesday 15 February 2017, Sarah Hoffmann wrote: >> >> There are some notable holes, for example in the woods of >> Scandinavia. It would be great if they are gone by the time we >> switch the software. > >A general recommendation here to the Scandinavian communities - you >might seriously want to consider removing the forest/wood polygons from > >the old Corine landcover imports. These are: > >* factually very inaccurate, usually indicating this area is mostly >tree >covered rather than this area is actually forested. >* not aligned to other geometries, in particular water bodies. >* non-maintainable due to the polygons size leading to mappers widely >drawing other stuff over it. > >Examples: > >http://mc.bbbike.org/mc/?lon=8.836311&lat=58.848538&zoom=14&num=3&mt0=google-satellite&mt1=mapnik&mt2=mapbox-satellite >http://mc.bbbike.org/mc/?lon=27.615479&lat=60.772083&zoom=13&num=3&mt0=google-satellite&mt1=mapnik&mt2=mapbox-satellite >http://mc.bbbike.org/mc/?lon=26.339005&lat=61.247215&zoom=13&num=3&mt0=google-satellite&mt1=mapnik&mt2=mapbox-satellite > >Newly mapping wood areas from scratch here would likely lead to better >and better maintainable data in the long terms. You could even >consider importing newer high quality data with a more sensible polygon > >size. > >-- >Christoph Hormann >http://www.imagico.de/ > >_______________________________________________ >talk mailing list >talk@openstreetmap.org >https://lists.openstreetmap.org/listinfo/talk
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