Techdirt has written many stories about facial recognition systems. But there’s a step-change taking place in this area at the moment. The authorities are moving from comparing single images with database holdings, to completely automated scanning of crowds to obtain and analyze huge numbers of facial images in real time. Recently, Tim Cushing described the ridiculously high level of false positives South Wales Police had encountered during its use of automated facial recognition software. Before that, a post noted a similarly unacceptable failure rate of automated systems used by the Metropolitan Police in London last year.
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