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<div>You mention some discussion with a local community - can you link it (all of them)?<br></div><div><div><div><br></div><div>Important note: if local community is happy about such data quality then feel free to<br></div><div> disregard my opinions about data quality, discouraging mappers and usefullnes<br></div><div>of such imports.<br></div><div><br></div></div></div><div>If any part of local community is unhappy about data quality: please finish reverts<br></div><div>and removed already imported data.<br></div><div><br></div><div>Feb 13, 2021, 08:53 by nitinatsangsit@gmail.com:<br></div><blockquote class="tutanota_quote" style="border-left: 1px solid #93A3B8; padding-left: 10px; margin-left: 5px;"><div dir="ltr"><div>Hello<br></div><div><br></div><div>I was working on land use classification with a semi-automatic process done by SCP in QGIS with Sentinel imagery. I thought it could be useful so I uploaded it to OSM, but after discuss with community it should be considered as import <br></div></div></blockquote><div>Importing external, automatically generated data (without supervision or review) into OSM <br></div><div>is definitely an import.<br></div><blockquote class="tutanota_quote" style="border-left: 1px solid #93A3B8; padding-left: 10px; margin-left: 5px;"><div dir="ltr"><div>so I have to revert it then and before any upload.<br></div><div>My work is aim to make land use available in OSM in Thailand. <br></div><div><br></div><div>Although it is not that much precise, it could be better than leave the area empty. <br></div></div></blockquote><div>I strongly disagree. Low quality geometries such as<br></div><div><a href="https://www.openstreetmap.org/edit?editor=id&changeset=97220712#map=18/13.52826/100.40683">https://www.openstreetmap.org/edit?editor=id&changeset=97220712#map=18/13.52826/100.40683</a><br></div><div>are worse than nothing as it discourages real mapping (people are much more likely<br></div><div>to map something rather than cleanup low-quality output of automated image<br></div><div>recognition). See <a href="https://i.imgur.com/SYYsWke.png">https://i.imgur.com/SYYsWke.png</a> for a copy and representative example<br></div><div>of quality.<br></div><div><br></div><div>Though if local community has consensus that importing something like that is OK<br></div><div>then it is fine to do it.<br></div><div><br></div><div>Also, it appears that you deleted for example <a href="https://www.openstreetmap.org/way/390010502/history">https://www.openstreetmap.org/way/390010502/history</a><br></div><div><a href="https://www.openstreetmap.org/way/387296360/history">https://www.openstreetmap.org/way/387296360/history</a><br></div><div>- have you mass deleted what was mapped previously as part of your import?<br></div><div>With changeset comment "Add landuse around Bangkok"?<br></div><div><br></div><div>(I am unable to see what was really changed, and whatever deleted mapping was valuable.<br></div><div>Due to size of changeset usual tools failed to work - <a href="https://osmcha.org/changesets/95728109/">https://osmcha.org/changesets/95728109/</a><br></div><div>failed to load.)<br></div><blockquote class="tutanota_quote" style="border-left: 1px solid #93A3B8; padding-left: 10px; margin-left: 5px;"><div dir="ltr"><div>However, this process may lead to some geometry problem, so I will upload only large polygon (more than 10,000 square meters) to avoid small geometry which may look weird.<br></div></div></blockquote><div>Is quality of large ones better, or is it just less obvious that data quality is low?<br></div><blockquote class="tutanota_quote" style="border-left: 1px solid #93A3B8; padding-left: 10px; margin-left: 5px;"><div dir="ltr"><div><br></div><div>To deal with error that may occur, I will fix all self-intersect of geometry, duplicated of pre-mapped things, water features which overlap with highway, etc. to make sure it would not affect any navigation.<br></div><div><br></div><div>The example of my work is around <a href="https://www.openstreetmap.org/changeset/95728073" rel="noopener noreferrer" target="_blank">https://www.openstreetmap.org/changeset/95728073</a> (small area and overlap water haven't been fixed yet)<br></div></div></blockquote><div>Data quality seems to be atrociously low, see for example <a href="https://i.imgur.com/R4wbUnI.png">https://i.imgur.com/R4wbUnI.png</a><br></div><div><br></div><div>Fixing it would take more effort than mapping it manually.<br></div><blockquote class="tutanota_quote" style="border-left: 1px solid #93A3B8; padding-left: 10px; margin-left: 5px;"><div dir="ltr"><div>I haven't revert it yet because it could be useful to be an example.<br></div></div></blockquote><div>Please, revert it and present proposed data as upload in format that is not <br></div><div>harming current OSM data (publish .osm file for viewing in JOSM, geojson file,<br></div><div>images with representative examples - should be possible with QGIS)<br></div><blockquote class="tutanota_quote" style="border-left: 1px solid #93A3B8; padding-left: 10px; margin-left: 5px;"><div dir="ltr"><div> If it could be accepted, I will create the wiki page, revert it and carefully re-upload it via dedicated user.<br></div></div></blockquote><div>Obviously, opinion of a local community is the most important.<br></div><div><br></div><div>Have you told them that you are seeking approval for making an import?<br></div> </body>
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