Open Access

Fig. 1

Fig. 1 Refer to the following caption and surrounding text.

Download original image

Recovered ellipticity as a function of the true ellipticity using the KDE method (upper left), the PCA method (upper right), the robust PCA method (lower left), and the robust PCA method after bias correction (lower right). The points are coloured according to the number of stars in the mock GCs.

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.