Open Access

Figure 3


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The thick black line represents the mean of the profiles within each cluster. The 1st cluster grouped profiles that increased in the end, the 2nd cluster featured inverted U profiles, the 3rd and 4th clusters grouped increasing and decreasing profiles respectively.

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.