AW: [OSGeo-Discuss] Academic Research on CrowdSourced Data

Stark Hans-Jörg hansjoerg.stark at
Mon Oct 17 05:08:40 PDT 2011



-----Ursprüngliche Nachricht-----
Von: discuss-bounces at [mailto:discuss-bounces at] Im Auftrag von Keith Jenkins
Gesendet: Mittwoch, 12. Oktober 2011 19:23
An: OSGeo Discussions
Betreff: Re: [OSGeo-Discuss] Academic Research on CrowdSourced Data

The following studies describes various methods of quantifying positional accuracy, completeness, etc.

Haklay (2010)  How good is volunteered geographical information?  A comparative study of OpenStreetMap and Ordnance Survey datasets.

Cipeluch, et al. (2010)  Comparison of the accuracy of OpenStreetMap for Ireland with Google Maps and Bing Maps.

See also their bibliographies for more.


On Wed, Oct 12, 2011 at 1:11 PM, Fawcett, David (MPCA) <David.Fawcett at> wrote:
> I am working on a demo app to 'harness the crowd' to improve locational data for features.
> My goal is to improve the data, but also to test multiple validation algorithms.  If anyone is aware of some good research on the evaluation/validation of crowd-sourced data, I would greatly appreciate it if you could point me to the source.
> Thanks,
> David.
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