[HOT] Validating and imagery offset

Mike Thompson miketho16 at gmail.com
Mon Oct 24 15:05:14 UTC 2016


On Mon, Oct 24, 2016 at 8:38 AM, john whelan <jwhelan0112 at gmail.com> wrote:

>
> If the buildings are way out compared to Bing then you could select one
> displaced building and note the name.  Now search for all the buildings,
> within that search for the mapper.  Hopefully all their buildings will be
> displaced the same amount,
>
Typically the displacement between two imagery sources will vary with
location, thus selecting all of the buildings in a task done by a certain
mapper and moving them will not usually work unfortunately.

>
> On 24 October 2016 at 08:03, Kretzer <kretzer at gmx.net> wrote:
>
>>
>> Should I clean this up while validating the "buildings only" project? How
>> would I do this, align everything to Bing? (I remmeber having read that
>> this is considered the most accurate). But then I would have to move around
>> a lot of polygons, as all the new buildings are mapped to the custom
>> imagery.
>> Or would you move the road to fit in with the majority of existing
>> structures?
>>
> This is an area where the instructions for the individual tasking manager
projects could be improved.
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