Future smoke alarms might use very different tech. Researchers have developed an AI-based system that uses machine learning to detect fire in video feeds. The tool can spot fire and smoke in footage from "any camera", says Prabodh Panindre at New York University – including CCTV, doorbell cameras and phone cameras.
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The parents of a two-year-old girl with a life-limiting illness have told of their "exhaustion" after being refused a request for respite help.
The real magic, our Secret Sauce #1, lies in how these border points are selected. Naive approaches quickly fail: