more than 100000 facial recognition tamra's are being used to fight the spread of corona virus in moscow. the cameras were allegedly monitoring chinese people in a targeted manner and they've later been used to track whether people in quarantine were really staying at home. activists see facial recognition in geo tracking as a threat to human rights. but you did notice some measures can be justified but it's up to us to make sure that after the epidemic ends these measures are lifted. within weeks software companies around the world adapted their systems to the new reality under coronavirus measures they saw recognition now also works with face masks. when people don't wear a mask the recognition rate is about 99.5 percent when wearing a mask the recognition rate can still reach about 95 percent. if the cameras connected to a temperature sensor it can even measure a person's body temperature and inform the authorities if someone has a fever. in order to recognize humans wearing masks the systems need to practice using photos companies have repeatedly used photos from social media for thi