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In addition to false positives, the false negative rate must also be given. For example: if 100 "suspect cars" pass by, but only 5 are identified as suspect, th
by itcrowd 7y ago
In addition to false positives, the false negative rate must also be given. For example: if 100 "suspect cars" pass by, but only 5 are identified as suspect, then 95% of the suspects are still on the loose and the system is again much less effective.
- tolien 7y agoThis FOIA response [1] reckons that there was a test where the false-negative rate was 20%, but there's also this report [2] of a 30% false negative rate at the Notting Hill carnival. So to continue your example, out of 100 known wanted people walking past the system 20-30 got through without being flagged. 1: https://www.whatdotheyknow.com/cy/request/use_of_automated_facial_recognit_2 https://www.whatdotheyknow.com/cy/request/use_of_automated_f... 2: https://theconversation.com/why-regulating-facial-recognition-technology-is-so-problematic-and-necessary-107284 https://theconversation.com/why-regulating-facial-recognitio...