People's ability to quickly and accurately recognize faces of strangers being shown to them a second time in a lab test peaked at about 32. (businessinsider.com)
Here, we investigated unfamiliar face matching, showing participants two unconstrained faces of strangers, with and without glasses, and asked whether the images are the same person or two different people.» (sciencedaily.com)
cried the wretched poet, tearing away the veil — and lo, the face of the stranger was his own! (religion-online.org)