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. Author manuscript; available in PMC: 2021 Oct 7.
Published in final edited form as: Evol Hum Behav. 2016 Nov 2;38(2):249–258. doi: 10.1016/j.evolhumbehav.2016.10.008

Figure 1.

Figure 1

Landmarks used to compute horizontal and vertical facial asymmetry from two-dimensional images. Left and right pupils were landmarked to standardize interpupillary distance and register faces horizontally.