The circularity c of an aggregate is defined by the relation of the aggregates area Aagg (dark-gray) and the maximal area Amax (light-gray) of a circle defined through rmax, which is the maximum distance between an aggregate pixel and the center of mass (black cross).
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Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
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