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SURVEILLANCE cameras are already ubiquitous, but you still need trained guards to spot crime. Keeping that level of attention up can be hard, even for the most focused individual.
Now police in Orlando, Florida, have been testing a system that automatically scans CCTV looking for potentially illicit activity.
Previous AIs have been trained to spot specific activities, such as violence. Yet as crime comes in many forms, these systems are inherently limited. Waqas Sultani at the Information Technology University in Pakistan and his colleagues tried …