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Brad DeLong's Grasping Reality 2020-01-13 21:03:20

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Scott Alexander: A Very Unlikely Chess Game https://slatestarcodex.com/2020/01/06/a-very-unlikely-chess-game/: 'Almost 25 years after Kasparov vs. Deep Blue, another seminal man vs. machine matchup. Neither competitor has much to be proud of here. White has a poor opening. Black screws up and loses his queen for no reason. A few moves later, white screws up and loses his rook for no reason. Better players will no doubt spot other humiliating mistakes. But white does eventually eke out a victory. And black does hold his own through most of the game. White is me. My excuse is that I only play chess once every couple of years, plus I’m entering moves on an ASCII board I can barely read. Black is GPT-2. Its excuse is that it’s a text prediction program with no concept of chess. As far as

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Scott Alexander: A Very Unlikely Chess Game https://slatestarcodex.com/2020/01/06/a-very-unlikely-chess-game/: 'Almost 25 years after Kasparov vs. Deep Blue, another seminal man vs. machine matchup. Neither competitor has much to be proud of here. White has a poor opening. Black screws up and loses his queen for no reason. A few moves later, white screws up and loses his rook for no reason. Better players will no doubt spot other humiliating mistakes. But white does eventually eke out a victory. And black does hold his own through most of the game. White is me. My excuse is that I only play chess once every couple of years, plus I’m entering moves on an ASCII board I can barely read. Black is GPT-2. Its excuse is that it’s a text prediction program with no concept of chess. As far as it knows, it’s trying to predict short alphanumeric strings like “e2e4” or “Nb7”. Nobody told it this represents a board game. It doesn’t even have a concept of 2D space that it could use to understand such a claim. But it still captured my rook! Embarrassing!...

Bradford DeLong
J. Bradford DeLong is Professor of Economics at the University of California at Berkeley and a research associate at the National Bureau of Economic Research. He was Deputy Assistant US Treasury Secretary during the Clinton Administration, where he was heavily involved in budget and trade negotiations. His role in designing the bailout of Mexico during the 1994 peso crisis placed him at the forefront of Latin America’s transformation into a region of open economies, and cemented his stature as a leading voice in economic-policy debates.

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