Re: [Talk-de] unusual cluster of German accounts

2012-01-10 Diskussionsfäden Michael Krämer
Hello Richard,

this is really strange. After looking at a few of the accounts it
looks like each of the users has worked on a different part of
Germany. From what I have seen the edits were just adding nodes for
businesses.

I also found some discussion about this in the German forum [1] dating
from end March 2010. There has been some speculation about this being
a bot for example since the changesets have created_by = (unkown).
So there had been some discussion about reverting the changesets. But
at least user essenfassen seems to have responded to a mail. This
user told that she had created a list of POIs in Excel and then had
imported them. This post also refers to user lampe4, showing the
same usage pattern.

Best regards,
  Michael

[1] http://forum.openstreetmap.org/viewtopic.php?id=6926

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Re: [Talk-de] unusual cluster of German accounts

2012-01-10 Diskussionsfäden Andre Joost

Am 10.01.2012 09:38, schrieb Michael Krämer:

Hello Richard,

this is really strange. After looking at a few of the accounts it
looks like each of the users has worked on a different part of
Germany. From what I have seen the edits were just adding nodes for
businesses.

I also found some discussion about this in the German forum [1] dating
from end March 2010. There has been some speculation about this being
a bot for example since the changesets have created_by = (unkown).
So there had been some discussion about reverting the changesets. But
at least user essenfassen seems to have responded to a mail. This
user told that she had created a list of POIs in Excel and then had
imported them. This post also refers to user lampe4, showing the
same usage pattern.



The users never showed up since the forum entry.
So the best way to deal with these uploads is just wait until the 
non-odbl-data is erased.


Greetings,
ajoessen



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Re: [Talk-de] unusual cluster of German accounts

2012-01-09 Diskussionsfäden Werner Poppele

Richard Weait wrote:

Hi All,

I've found a cluster of accounts that mapped in Germany.  This cluster
seems unusual to me.

There are nine accounts.
They all contributed only for one day.
They all mapped in places in Germany.
They all contributed a large number of changesets (on their first day
of mapping).
Each account uses similar changeset comments in German and English.
None of the accounts has responded with respect to CT/ODbL.

Looking further into the activity of these accounts, they each appear
to make a test edit, followed later by larger edits.

I don't know what to make of the seeming shared behaviour other than
to say that it seems unusual.  Could mappers in the effected areas
have a look at the contributions and offer opinions?  If these account
have not been contacted w.r.t. CT/ODbL, perhaps they will all agree at
the same time?

List of unusual accounts with some similarity graphs.

http://rweait.dev.openstreetmap.org/daily/cluster.html

Best regards,
Richard

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Good morning, Richard,

one possible explanation is that there mapped the participants of a 
seminar. But if you analyze the other contributions, it looks indeed a 
little curious. All users started at Wednesday, March 17 2010 around 
03:05. Maybe a mapping party ?


WernerP


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