Technical Comments

Response to Comment on "100% Accuracy in Automatic Face Recognition"

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Science  15 Aug 2008:
Vol. 321, Issue 5891, pp. 912
DOI: 10.1126/science.1158428

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Contrary to the suggestion of Deng et al., image registration reduced face-recognition accuracy when divorced from the averaging procedure. Average-to-photo mapping generalizes beyond specific photographs, and averaging either gallery images or probe images can improve the match. The alternative protocol suggested by the authors is unsuitable because it evaluates face-matching algorithms, not face representations, and relies on standard image sets.

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