[Imports] Facebook's AI-Assisted Road Tracing for OSM

Kate Chapman kate at maploser.com
Thu Mar 16 21:46:27 UTC 2017


Thanks for sharing this information. In reading through the comments so far
I think we need to keep a few things in mind.

1. We can't demand more of Facebook than others doing imports. When a
government releases data under an open license we don't demand to see the
imagery they used to make it. I purchase the same imagery Facebook does for
my job and our license also ensures that we have the rights to release the
derived vectors under the license we choose. I think this is sufficient.

2. There is not a requirement to share all the source code used to create
data either. Nor for the imports. Previously people have used all kinds of
scripts to perform imports. Some people use ArcGIS to perform imports. We
haven't required they open-source that software. We can't do it
specifically for this case either. Many of us in OSM are fans of
open-source, but the ethos of OpenStreetMap is more than anything open
data.

I applaud new approaches to OSM and look forward to this import being
worked through with the community.

-Kate

On Tue, Mar 14, 2017 at 7:39 PM, osm <osm at fb.com> wrote:

> Dear OSM Community,
>
> This email is to share the Facebook process and sample data for review by
> the OSM community. We welcome feedback.
>
> Our goal is to collaborate with the OpenStreetMap community to create
> quality road data, validated by trained mappers and local OSM communities.
> Our import documentation on the wiki
> <https://wiki.openstreetmap.org/wiki/AI-Assisted_Road_Tracing> explains
> the process in depth, but we're happy to answer any other questions you
> might have.
>
>
> To get community feedback we are sharing our sample data (attached) and
> outlining our process. We understand our process is not a traditional OSM
> import because we are creating the data ourselves and conflating it with
> existing OSM. As you will see on the wiki, the process is similar to
> remote tracing using satellite imagery, where human mappers are assisted
> with road suggestions generated by machine learning algorithms. Using the
> tasking manager, multiple people go through each node and way making sure
> to tag each road appropriately, connect them to current OSM data, fix
> alignment, when necessary, add sensible changeset comments/notes and
> resolve conflicts before finally saving where it is merged with the current
> OSM data.
>
> We are working with just one country at a time and our edits will happen
> slowly by grouping areas into small regions so we complete one before
> moving to the next. We plan to spend the next few months in Thailand.
>
>
> We hope to continue to engage the local community, as we know this is an
> important part of being an OSM contributor. We are open to feedback and
> willing to improve processes and learn from feedback. We are happy to share
> our Tile Service as mentioned here
> <https://wiki.openstreetmap.org/wiki/AI-Assisted_Road_Tracing>. For now
> we can also share .osm files for specific areas of interest, while we work
> on creating a better way to share this through a Tasking Manager or
> something similar that is public facing. So far we have been chatting with
> a few members in the community, but as we learnt from the forum discussion
> we should have also posted publicly and will do that going forward.
>
>
>
> _______________________________________________
> Imports mailing list
> Imports at openstreetmap.org
> https://lists.openstreetmap.org/listinfo/imports
>
>
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