Smart CCTV learns to spot suspicious types

 作者:晏掉犯     |      日期:2019-03-08 08:06:13
By Nic Fleming WHAT’S the difference between a suicide bomber and a cleaner? It sounds like the opening line of a sick joke, but for computer scientists working on intelligent video-surveillance software, being able to make that distinction is a key goal. Current CCTV systems can collect masses of data, but little of it is used, says Shaogang Gong, a computer-vision computation researcher at Queen Mary, University of London. “What we really need are better ways to mine that data,” he says. Gong is leading an international team of researchers to develop a next-generation CCTV system,