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TD-Gammon

Backgammon program by Gerald Tesauro that used temporal-difference learning to reach expert level, demonstrating reinforcement learning on a complex game.

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TD-Gammon Developed by Gerald Tesauro at IBM

In 1992, Gerald Tesauro at IBM Thomas J. Watson Research Center developed TD-Gammon, a backgammon program that trained itself through self-play using temporal-difference learning applied to a multilayer neural network, reaching a standard of play close to that of strong human experts.