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<div><br></div><div><br></div><div><br></div><div>Jul 21, 2020, 10:23 by jorieke.vyncke@london.msf.org:<br></div><blockquote class="tutanota_quote" style="border-left: 1px solid #93A3B8; padding-left: 10px; margin-left: 5px;"><div class=""><p class=""><span style="mso-fareast-language:EN-US">Hi Mateusz,</span><br></p><p class=""><span style="mso-fareast-language:EN-US"> </span><br></p><p class=""><span style="mso-fareast-language:EN-US">Thanks for your feedback!</span><br></p><p class=""><span style="mso-fareast-language:EN-US">There are really not that many of this type of buildings in the dataset, most of the buildings are nicely squared or circulized. By the manual verification of the data, we’ll of course compare and
adapt the building data with the latest imagery that we have available on OpenStreetMap – the Maxar Premium Imagery. We’ll correct with help of that imagery and of course in all cases nicely square corners of the weird shapes. There will really not be a ‘soul-crushing
cleanup’ needed after this import.</span><br></p><p class=""><span style="mso-fareast-language:EN-US"> </span><br></p><p class=""><span style="mso-fareast-language:EN-US">Would you rather propose to leave these buildings out? We could do that as well, but I would prefer not to, since this means we will have an incomplete dataset in the area. I’d rather choose for
correcting the shapes with help of available imagery.</span><br></p></div></blockquote><div>Yes, unverifiable buildings should not be included given low quality of dataset <br></div><div>(at least some bizarre geometries are present)<br></div><div><br></div><div>"Q: Some buildings have strange trapezoidal shapes, how are you planning to correct<br></div><div>them without accessing the imagery?<br></div><div><br></div><div><span style="mso-fareast-language:EN-US">T</span>here are not that many of these. Since we are not able to check back with the original<br></div><div>imagery, we’ll have to trust the dataset
we want to import for this and will upload the data."<br></div><div><br></div><div>indicates that you plan to blindly assume that buildings are correct, despite that dataset is known<br></div><div>to include bizarre geometries not representing anything real - and skip solely complete outliers.<br></div><div><br></div><blockquote class="tutanota_quote" style="border-left: 1px solid #93A3B8; padding-left: 10px; margin-left: 5px;"><div class=""><div><span style="mso-fareast-language:EN-US"> </span><br></div><p class=""><span style="mso-fareast-language:EN-US">Best wishes,</span><br></p><p class=""><span style="mso-fareast-language:EN-US"> </span><br></p><p class=""><span style="mso-fareast-language:EN-US">Jorieke</span><br></p><p class=""><span style="mso-fareast-language:EN-US"> </span><br></p><div><p style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto" class=""><span style="color: rgb(166, 166, 166);"><span class="size" style="font-size:9pt"><br></span></span><span style="color: rgb(166, 166, 166);"><span class="size" style="font-size:10pt"></span></span></p></div><p class=""><span style="mso-fareast-language:EN-US"> </span><br></p><div><div style="border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm"><p class=""><b><span lang="EN-US">From:</span></b><span lang="EN-US"> Mateusz Konieczny via Imports <imports@openstreetmap.org> <br> <b>Sent:</b> 20 July 2020 18:20<br> <b>Cc:</b> 'imports@openstreetmap.org' <imports@openstreetmap.org><br> <b>Subject:</b> Re: [Imports] Import building footprints Lopa & Lingo</span></p></div></div><p class=""> <br></p><div><p class=""> <br></p></div><div><p class=""> <br></p></div><div><p class=""> <br></p></div><div><p class="">Jul 20, 2020, 18:18 by <a href="mailto:jorieke.vyncke@london.msf.org" rel="noopener noreferrer" target="_blank"> jorieke.vyncke@london.msf.org</a>:<br></p></div><blockquote style="border:none;border-left:solid #93A3B8 1.0pt;padding:0cm 0cm 0cm 8.0pt;margin-left:3.75pt;margin-top:5.0pt;margin-bottom:5.0pt"><div><p style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto" class="">Q: Some buildings have strange trapezoidal shapes, how are you planning to correct them without accessing the imagery?<br></p><p style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto" class=""><span style="mso-fareast-language:EN-US">T</span>here are not that many of these. Since we are not able to check back with the original imagery, we’ll have to trust the dataset
we want to import for this and will upload the data. Of course by looking at the data manually we would be able to spot areas with real issues with this and then we can still decide to not upload that data.<br></p></div></blockquote><div><p class="">So clearly suspicious shapes such as this trapeizodal ones will be skipped and<br></p></div><div><p class="">everything else without blatant mistakes will be imported without verification?<br></p></div><div><p class=""> <br></p></div><div><p class="">That seems to be a bad idea and I am opposed to such import. It will just burden<br></p></div><div><p class="">any community of mappers that may appear with soul-crushing cleanup.<br></p></div></div></blockquote><div><br></div> </body>
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