[HOT] OSM humanitarian mapping and its learning curve
autreplanete at gmail.com
Thu Oct 13 14:41:29 UTC 2016
Sorry to barge in. ...but what Mr.Phil says is really true in the case
of new mappers.
On Thu, Oct 13, 2016 at 7:08 PM, john whelan <jwhelan0112 at gmail.com> wrote:
> I think we have to accept we need new mappers and we need them to be
> motivated so mapping projects that do not seem important may not be so
> motivating. The Statistics Canada project is interesting as in the longer
> term I think we should see a pool of experienced mappers coming out of that
> but it is a longer term project and its interesting to see a different
> approach with more emphasis on data quality. We rarely discuss the needs
> of our clients ie those who use the maps in the discussion group.
> Mapping one on one with new mappers you can train them fairly quickly but
> it still takes twenty minutes or so. With a group I think you have to
> accept you have them there for two/three hours, 50% will never map again,
> and they want to start mapping now. What's the guy at the front talking
> about OpenStreetMap and boring stuff for? Asking them to train for two
> hours first and get a badge is a sort of non-starter. Ask me to go through
> training for validation and I'm more likely to go off and play in Blender.
> They are volunteers. Making the training available to them is a different
> issue to making it mandatory.
> There is an issue of trust, locally the American Red Cross has hit the
> headlines with their six permanent houses built in Haiti. Divide into the
> money raised and its not pretty. There has been mention of the
> Humanitarian Industry. There is a suggestion that the NGOs look upon
> mapathons as a way of engaging the public hoping to gain donations from
> I've long thought that many projects could have better documentation. Why
> is this project important? who will use the data that we know about? This
> is being addressed through the training for project managers.
> For a crisis certain projects will need a higher level of expertise. I've
> worked on critical high priority projects where tiles have been marked done
> with only 25% of the mapping done. Other tiles had been "validated" but
> still left much to be desired, and my standard of validation isn't that
> Validating and giving feedback is useful. Quite a few of the new mappers
> I've given feedback to are now solid mappers but quick feedback is critical
> and when you get twenty or more mappers mapping in a mapathon you can't
> give each the attention you'd like.
> By the way it doesn't seem to be just HOT mappers who leave much to be
> desired. I've been looking at parts of Africa and there are mappers there
> who have done a fair amount of mapping more than 500 buildings for example
> but still don't tag their ways and their userid does not show up in HOT.
> I'll leave you the thoughts but no real solutions.
> Cheerio John
> HOT mailing list
> HOT at openstreetmap.org
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