For ZeroEyes’ AI to detect a weapon, it must be at least partially exposed. “It’s all based on pixels,” says Lahiff. According to him, with some training the technology can detect a gun on surveillance video about as well as a human being could. And, he adds, there’s a “human in the loop,” meaning that all positive gun detections are sent to a control center where a human being confirms a positive detection before sounding the alarm to the client and to law enforcement.“Avoiding and managing false positives and [maintaining] privacy are the two things you have to get right in order to sell this,” says Dave Fraser, the CEO of ZeroEyes’ competitor Omnilert. Omnilert’s main business has been selling multi-channel mass alert systems to schools, manufacturers, and retailers. Because any gun-detection system involves mass alerts, it made sense of Omnilert to add on the gun-detection AI, Fraser tells me. … [Read more...] about The Capitol riot is spurring new interest in gun-detection AI
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It’s not your imagination: Wealthy people really do practice more social distancing
“We need to understand these differences because we can wring our hands, and we can blame and shame, but in a way it doesn’t matter,” said coauthor Nick Papageorge, an economist at Johns Hopkins University, in a news release. “Policymakers just need to recognize who is going to socially distance, for how long, why and under what circumstances to give us accurate predictions of how the disease will spread and help us establish policies that will be useful.” … [Read more...] about It’s not your imagination: Wealthy people really do practice more social distancing