Better than the guidelines doctors use, in fact. That's the conclusion of a new study written up in Science magazine. Here's how they tested it: A UK epidemiologist and his colleagues tested four machine-learning algorithms against the doctors' guidelines, to see how well they could predict which patients would have heart troubles based on 2005 medical records. Sure enough, the artificial intelligence programs did a better job of predicting who actually had heart attacks and other problems within the next 10 years.
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