Free Access
Fig. 3

Three structure functions of our data. From top to bottom: the structure function from the 5-day session, general average structure function, and the typical structure function of an individual session (see text for details).
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
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.
Initial download of the metrics may take a while.