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Deep Blue and AlphaGo: Two Paradigms

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Deep Blue beat the world chess champion with massive search plus human-written evaluation rules and no learning; AlphaGo beat the world Go champion with learned judgment plus search.

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1997, New York: 200 million positions per second. 2016, Seoul: networks trained on human games and self-play.

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Neither machine examined everything — both were selective, and what selected differed.