Japan Nuclear Crowd Map Unfolded

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Last Friday I posted about Southampton University’s  website mashing data on post-Fukushima contamination from the government, the independent Safecast network and, crucially, data collated from anyone by Pachube/Cosm/Xively. I had contacted Southampton about the problem before…

Hotspots of Hokkaido

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It is assumed that the value of crowdsensing rises as the number of data sources rises. However, the value of the aggregated data depends upon the accuracy of the data being aggregated. This is vividly demonstrated…

Crowdsensing: Safecast

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Recent video by Adrian Storey describing the Safecast project’s crowdsensing of radiation in Japan. In the aftermath of the Fukushima Daiichi accident in March 2011 the science of radiation monitoring has become a contested knowledge. Official…