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IPD pixels

Inter-pupillary distance measured in pixels, the primary resolution metric for face recognition; NIST FRVT finds reliable recognition requires approximately 50+ IPD pixels; most operational CCTV captures 10 to 30 IPD pixels at crime-relevant distances.

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Related terms

AFRS (India)Deep convolutional neural network (DCNN) embeddingENFSI BPMFalse positive identification rate (FPIR)Morphological analysisNGI face componentNIST FRVTPhoto-anthropometryVerbal likelihood ratio (VLR)

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