[OSM-talk] "NRCS basic OSM training" - low quality changesets in Nepal

Dan Joseph dan.b.joseph at gmail.com
Wed Jun 21 21:48:02 UTC 2017


Hi,
NRCS stands for Nepal Red Cross Society, so the people behind the edits are
part of the local community. The mappers would be local volunteers and may
not be comfortable responding to changeset comments that are written in
English. I would also guess that changeset comments were not part of the
training. Errant keys are relatively straight-forward to find and fix in
JOSM. If the tag value is legitimate local knowledge then a little bit of
cleanup work is worth it. Someone at the Nepal RC who does some GIS work is
aware of the data quality issues and working to fix it. Training people who
have access to smart-phones and computers and who regularly use map
services can be a challenge. Training people who don’t have such access is
even more of a challenge. The time before every edit is perfectly in line
with the established OSM guidelines is bound to be a bit longer. Changeset
comments such as "It's likely we have to fully delete it because it would
take days to clean everything up by hand." when talking about local
knowledge added by locals seems against the spirit of OSM.
All the best,
Dan

On Wed, Jun 21, 2017 at 3:21 PM, Jan Michel <jan at mueschelsoft.de> wrote:

> Hi,
> I wrote some changeset comments as well as Michałs. None of the was
> answered up to now, despite many new edits have been made by the users.
>
> It's not just single mistakes, but they accumulate to a substantial amount
> of data, here's just a small excerpt of what I found:
>
> Key     Occurences
> addr:tole    127
> Addr:city    19
> addr: opening time    28
> addr: place    24
> Addr:place    35
> godawari municipality    34
>
> New keys are "invented" every day. I think something should be done soon
> as cleaning this up is quite some effort. I wonder if there is somebody
> from the local community available to help?
>
> Jan
>
>
>
> On 18.06.2017 23:42, Andrew Hain wrote:
>
>> Have you tried politely making changeset comments asking this?
>>
>> --
>> Andrew
>> ------------------------------------------------------------------------
>> *From:* Michał Brzozowski <www.haxor at gmail.com>
>> *Sent:* 18 June 2017 21:32:16
>> *To:* talk at openstreetmap.org
>> *Subject:* [OSM-talk] "NRCS basic OSM training" - low quality changesets
>> in Nepal
>> There has been a number of users making very low quality edits
>> (lowercase names, wrong tags. geometry problems among others) in
>> Nepal. They all use this mysterious changeset description: "NRCS basic
>> OSM training"
>> If this is training, then the instructor clearly has no OSM expertise
>> required.
>> The mappers seem to make similar errors: misusing tags in addr:*
>> namespace, making up amenity=* tags, starting names from lower case.
>>
>
> Can we pin down who trains these mappers and demand them to stop and
>> take corrective action?
>>
>> Michał
>>
>
>
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