[OSM-talk] Building Detection using Machine Learning

john whelan jwhelan0112 at gmail.com
Thu Dec 22 11:38:33 UTC 2016


and that makes a lot of sense.

Thanks John

On 21 December 2016 at 19:58, Frederik Ramm <frederik at remote.org> wrote:

> Hi,
>
> On 12/22/2016 01:10 AM, john whelan wrote:
> > Do we have any guidelines in the wiki etc?
>
> Nothing specific, no.
>
> Automated editing and/or import guidelines would apply to any such
> process and I would ask everyone who overhears discussions about
> "uploading" machine-detected data to OSM to point this out to those
> discussing. We've already had to revert a couple hundred thousand such
> edits (roads though, not buildings).
>
> If, OTOH, an editor plugin were to help the mapper trace buildings that
> the mapper identifies or at least individually verifies, that would
> probably be ok, at least until HOT trains an army of monkeys with
> typewriters, er keyboards, to rubber-stamp everything the algorithm puts
> out ;)
>
> More generally speaking, in my opinion the human-centered aspect of
> mapping is a key property that sets us apart from other map databases.
> You can safely assume that any algorithm we can run to detect buildings,
> Google can run 1000 times faster and with a fraction of the error rate,
> leading to 1000 times more and 10 times better data of that kind than we
> can accumulate. This is not a field in which we can, or should attempt
> to, compete.
>
> Bye
> Frederik
>
> --
> Frederik Ramm  ##  eMail frederik at remote.org  ##  N49°00'09" E008°23'33"
>
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