For applying its supercomputer Watson to unravel complex diagnosis and treatment. Its "Jeopardy!" cameo was fun, but the value of IBM's high-profile supercomputer lies in solving real-world problems. In a partnership with insurance giant WellPoint, which has the most members in the U.S., Watson will be used to do what even the best doctors can't: analyze up to 200 million pages of medical research and make a diagnosis--within a few seconds. That could lead to faster diagnosis of complex symptoms and ultimately better treatments. The program begins this year at a number of cancers centers.

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