Some advancements of Video Surveillance as seen from China.
- These systems can track you and also measure your body temperatures.
- Systems can scan the streets for people with even low-grade fevers
- Recognize people faces even if they are wearing masks and report them to the authorities
- If a person boards a train, the railway’s “real name” system can provide a list of people sitting nearby.
- Mobile phone apps can tell users if they have been on a flight or a train with a person, and maps can show the locations of buildings where the person lives
- Can detect fevers with infrared cameras to an accuracy within 0.3ºC.