Jul 21, 2020, 10:23 by [email protected]:

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> Hi Mateusz,
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> Thanks for your feedback!
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> 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.
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> 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.
>
>
Yes, unverifiable buildings should not be included given low quality of dataset 
(at least some bizarre geometries are present)

"Q: Some buildings have strange trapezoidal shapes, how are you planning to 
correct
them without accessing the imagery?

There 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."

indicates that you plan to blindly assume that buildings are correct, despite 
that dataset is known
to include bizarre geometries not representing anything real - and skip solely 
complete outliers.


>  
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> Best wishes,
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> Jorieke
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> From:>  Mateusz Konieczny via Imports <[email protected]> 
>  > Sent:>  20 July 2020 18:20
>  > Cc:>  '[email protected]' <[email protected]>
>  > Subject:>  Re: [Imports] Import building footprints Lopa & Lingo
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> Jul 20, 2020, 18:18 by >  [email protected]> :
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>>
>> Q: Some buildings have strange trapezoidal shapes, how are you planning to 
>> correct them without accessing the imagery?
>>
>>
>> T>> 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.
>>
>>
>
> So clearly suspicious shapes such as this trapeizodal ones will be skipped and
>
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> everything else without blatant mistakes will be imported without 
> verification?
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>  
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> That seems to be a bad idea and I am opposed to such import. It will just 
> burden
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> any community of mappers that may appear with soul-crushing cleanup.
>
>

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