Fig. 4

The sky distribution of the most problematic profiles in the initial (upper panel) and final (lower panel) database. The color scale corresponds to the rank of the badness in the initial data, with 100% corresponding to the most and 0% to the least problematic profile. In the lower panel, each profile is plotted with the color that corresponded, in the upper panel, to the value of the badness of this profile in the final database.
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.