14.1 Introduction: IBM Watson and Cognitive Computing
In Chapter 1, we discussed some key IBM artificial-intelligence accomplishments, including beating the two best human Jeopardy players in a $1 million match. Watson won the competition and IBM donated the prize money to charity. Watson simultaneously executed hundreds of language-analysis algorithms to locate correct answers in 200 million pages of content (including all of Wikipedia) requiring four terabytes of storage.1, 2 IBM researchers trained Watson using machine-learning and reinforcement-learning techniques (which we discuss in upcoming chapters).3
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