How virtual technology can save real lives

Researchers are betting that virtual technology used to paint make-believe worlds and in video games can help save real lives. Massachusetts General Hospital recently established a center in Boston that plans to use Nvidia Corp. chips to help an artificial intelligence system spot anomalies on CT scans and other medical images, jobs now carried out by human radiologists, the Wall Street Journal reports. The project, drawing on a database of 10 billion existing images, is designed to to “train” systems to help doctors detect cancer, Alzheimer’s and other diseases earlier and more accurately. “Computers don’t get tired,” said Keith Dreyer, the center’s executive director and vice chairman of radiology at Mass General. “There is no doubt that this will change the way we practice health care, and it will clearly…

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