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AlphaGo versus Lee Sedol, also known as the DeepMind Challenge Match, was a five-game Go match between top Go player Lee Sedol and AlphaGo, a computer Go program developed by DeepMind, played in Seoul, South Korea between the 9th and 15th of March 2016.
AlphaGo is a 2017 documentary directed by Greg Kohs about the Google DeepMind Challenge Match with top-ranked Go player Lee Sedol. [1] [2]
Lee was born in South Korea in 1983. He is known as 'Bigeumdo Boy' because he was born and grew up on Bigeumdo Island. [5] He studied at the Korea Baduk Association.He is the fifth-youngest (12 years 4 months) to become a professional Go player in South Korean history behind Cho Hun-hyun (9 years 7 months), Lee Chang-ho (11 years 1 months), Cho Hye-yeon (11 years 10 months) and Choi Cheol-han ...
AlphaGo played South Korean professional Go player Lee Sedol, ranked 9-dan, one of the best players at Go, [16] [needs update] with five games taking place at the Four Seasons Hotel in Seoul, South Korea on 9, 10, 12, 13, and 15 March 2016, [24] [25] which were video-streamed live. [26]
In March 2016, AlphaGo beat Lee Sedol in the first three of five matches. [24] This was the first time that a 9-dan master had played a professional game against a computer without handicap. [25] Lee won the fourth match, describing his win as "invaluable". [26] AlphaGo won the final match two days later.
The play led to Lee's first victory when AlphaGo made several bad moves in response and finally proved unable to recover during the endgame. An Younggil at GoGameGuru concluded that the game was "a masterpiece for Lee Sedol and will almost certainly become a famous game in the history of Go". [18]
Lee Sedol. [9] AlphaGo Master was actually the second best version that DeepMind had at the time, for it was already in possession of AlphaGo Zero, a version much stronger than the Master version; this can be known by the fact that Nature received their paper on AlphaGo Zero on April 7, before the games with Ke Jie. [8]
Google later developed AlphaZero, a generalized version of AlphaGo Zero that could play chess and Shōgi in addition to Go. [7] In December 2017, AlphaZero beat the 3-day version of AlphaGo Zero by winning 60 games to 40, and with 8 hours of training it outperformed AlphaGo Lee on an Elo scale.