From mobile crowdsourcing to crowd-trusted food price in Nigeria: statistical pre-processing and post-sampling

Collecting and pre-processing crowdsourced food prices

This section presents the dataset we will use for the case study discussed in the technical validation section. Notably, our work refers to a dataset collected by the Food Price Crowdsourcing Africa (FPCA) platform, launched in 2018 by the European Commission’s Joint Research Centre (EC-JRC), the crowdsourcer or requester, to test “on the ground” innovative crowdsourcing-based (relying on voluntary citizen contributions, the crowd) data-gathering systems and statistical approaches to collect and disseminate reliable and geolocated…