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100 _a Baker, K. A.
_949809
245 _aTwo Sides of Face Learning:
_b Improving Between-Identity Discrimination While Tolerating More Within-Person Variability in Appearance/
260 _bsage
_c2019
300 _aVol: 48, issue: 11, 2019: (1124-1145 p.).
520 _aTwo photos of an unfamiliar face are often perceived as belonging to different people—an error that disappears when a face is familiar. Face learning has been characterized as increased tolerance of within-person variability in appearance and is facilitated by exposure to such variability (e.g., differences in expression, lighting, and aesthetics). We hypothesized that increased tolerance of variability in appearance might lead to reduced discrimination and that misidentifications would be reduced if a face was learned in the context of a similar-looking identity. After validating our stimuli (Experiments 1a and 1b), we conducted three experiments investigating face learning. In two of these, participants learned three faces (Experiment 2: 15 images/identity and Experiment 3: 5 images/identity), two of which were similar. In a recognition task, misidentifications did not change as a function of similarity, although participants recognized more images of the target in Experiment 2 (i.e., after learning 15 images). In Experiment 4, participants learned one identity and the number of images studied varied across groups. Recognition of new images increased with the number of images studied, with no changes in false alarms; sensitivity (A′) marginally increased. The results suggest that recognition and discrimination reflect separable processes with minimal influence of between-person similarity on discrimination.
650 _aface recognition,
_948962
650 _a face learning,
_949810
650 _aface perception,
_949121
650 _awithin-person variability
_949811
700 _a Mondloch, C. J.
_949812
773 0 _012374
_916462
_dSage,
_tPerception
_x1468-4233
856 _uhttps://doi.org/10.1177/0301006619867862
942 _2ddc
_cART
999 _c12517
_d12517