Among the targeted infrastructure was everything from systems that control traffic lights in large cities to nuclear plants, water treatment plants , large manufacturers, defense contractors and high tech companies.

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Los Angeles was the first U.S. city to control its traffic lights centrally when it rewired a handful of intersections in 1984 in anticipation of a crush of Olympics traffic.

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Los Angeles was the first city in America to control its traffic lights centrally when it rewired a handful of intersections near the Coliseum in 1984 in anticipation of a crush of Olympics traffic.

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The Southampton researchers have now developed 'machine learning' traffic control computers that can learn how to control the lights like a human would and even learn their own improved strategies through experience.

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The lights were put in place last week to control traffic on Dixcart Lane.

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