[OSM-talk] Why do we have so many registered users with zero edits ?
John F. Eldredge
john at jfeldredge.com
Sun Apr 14 21:59:35 UTC 2013
Simon Poole <simon at poole.ch> wrote:
>
> Am 14.04.2013 20:37, schrieb Werner Hoch:
> > Am Sonntag, den 14.04.2013, 23:38 +1000 schrieb Steve Bennett:
> >> On Sat, Apr 13, 2013 at 11:33 PM, Simon Poole <simon at poole.ch>
> wrote:
> >>> Just a further data point. As of the end of last month we had
> edits from
> >>> 324'152 unique UIDs, not quite 30% of all accounts (some of the
> >>> changesets are likely to be empty, but the number is still quite a
> bit
> >>> larger than the often quoted 200'000).
> > I think the quotet 220000 are those mappers that still "own" an
> active
> > osm object. (last editor).
> Yes, the problem is that particularly the smallest editors are the
> ones
> that are most likely to get their complete last edit contribution
> zapped
> by a bot or by a regular edit.
>
> >> Is there (or could there be?) a graph of contributions against
> number
> >> of u-el-? Might be interesting also to see whether the number of
> users
> >> on zero is vastly different to the number of users on one edit, two
> >> edits etc.
> >
> http://www.h-renrew.de/h/osm/osmchecks/03_Statistik/planet/statistic.html
> >
> > statistic based only on the last editors.
> > about 25000 Users only own a single node.
>
> See above this number is probably far to low.
> >
> > 90% of all ways and nodes are last edited by about 7000 users.
> > 99% by about 30000 users.
> > --> 9% of data, 23000 users
> > 99.9% 80000 Users
> > --> 0.9% of data, 50000 users
> > and the rest:
> > --> 0.1% of data, 140000 users
> >
>
> Don't forget that we lost another ~40k editors in total and about 15k
> ("last editors") in the planet dump due to the licence change.
>
> Simon
>
>
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Well, I know that I, for one, have been active on the mailing lists, but haven't done any actual mapping in a while. I hope to get back to it soon, however.
--
John F. Eldredge -- john at jfeldredge.com
"Reserve your right to think, for it is better to think wrongly than not to think at all." -- Hypatia of Alexandria
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