olemus
ISO/IEC 29159-1:
kahe eri isikutelt pärit proovi võrdlusskoor
= comparison score from comparison of two samples from different persons

piltlikult
https://www.researchgate.net/profile/Sathidevi_P_S/publication/269588602/figure/fig1/AS:411237537075203@1475058078006/The-genuine-and-impostor-score-distributions-for-a-typical-biometric-matcher.png

näiteid
https://www.cl.cam.ac.uk/~jgd1000/Searching_for_Doppelgangers_IET.pdf

https://www.cse.msu.edu/~rossarun/pubs/RattaniSpoof_CVPRW2012.pdf

https://www.diva-portal.org/smash/get/diva2:11420/FULLTEXT01.pdf

https://arxiv.org/pdf/1310.6376.pdf

https://www3.nd.edu/~kwb/Sgroi_EtAl_BTAS_2013.pdf