Comparing the Quality of Crowdsourced Data Contributed by Expert and Non-Experts

  title={Comparing the Quality of Crowdsourced Data Contributed by Expert and Non-Experts},
  author={Linda See and Alexis Comber and Carl F. Salk and Steffen Fritz and Marijn van der Velde and Christoph Perger and Christian Schill and Ian McCallum and Florian Kraxner and Michael Obersteiner},
  booktitle={PloS one},
There is currently a lack of in-situ environmental data for the calibration and validation of remotely sensed products and for the development and verification of models. Crowdsourcing is increasingly being seen as one potentially powerful way of increasing the supply of in-situ data but there are a number of concerns over the subsequent use of the data, in particular over data quality. This paper examined crowdsourced data from the Geo-Wiki crowdsourcing tool for land cover validation to… CONTINUE READING
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