Facial recognition cameras being used near Arsenal's Emirates Stadium in north London before a match last month. Facial recognition cameras being used near Arsenal's Emirates Stadium in north London before a match last month. Calls for review after technology found to return more false positives for'some demographic groups' on certain settings Fri 5 Dec 2025 06.11 ESTLast modified on Fri 5 Dec 2025 06.57 Ministers are facing calls for stronger safeguards on the use of facial recognition technology after the Home Office admitted it is more likely to incorrectly identify black and Asian people than their white counterparts on some settings. Following the latest testing conducted by the National Physical Laboratory (NPL) of the technology's application within the police national database, the Home Office said it was "more likely to incorrectly include some demographic groups in its search results".