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Letting the Machines Decide


Wall Street is notorious for not learning from its mistakes. Maybe machines can do better.

That is the hope of an increasing number of investors who are turning to the science of artificial intelligence to make investment decisions.

With artificial intelligence, programmers don't just set up computers to make decisions in response to certain inputs. They attempt to enable the systems to learn from decisions, and adapt. Most investors trying the approach are using "machine learning," a branch of artificial intelligence in which a computer program analyzes huge chunks of data and makes predictions about the future. It is used by tech companies such as Google Inc. to match Web searches with results and NetFlix Inc. to predict which movies users are likely to rent.

From The Wall Street Journal
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