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'''Stockfish NNUE''',<br/>
a Stockfish branch by [[Hisayori Noda]] aka Nodchip, which uses [[NNUE|Efficiently Updatable Neural Networks]] - stylized as '''ƎUИИ''' or reversed as '''NNUE''' - to replace its standard [[Stockfish#Evaluation|evaluation]].
NNUE, introduced in 2018 by [[Yu Nasu]] <ref>[[Yu Nasu]] ('''2018'''). ''ƎUИИ Efficiently Updatable Neural-Network based Evaluation Functions for Computer Shogi''. Ziosoft Computer Shogi Club, [https://github.com/ynasu87/nnue/blob/master/docs/nnue.pdf pdf] (Japanese with English abstract)[https://github.com/asdfjkl/nnue GitHub - asdfjkl/nnue translation] </ref>,
were previously successfully applied in [[Shogi]] evaluation functions embedded in a Stockfish based search <ref>[http://www.talkchess.com/forum3/viewtopic.php?f=2&t=72754 The Stockfish of shogi] by [[Larry Kaufman]], [[CCC]], January 07, 2020</ref>, such as [[YaneuraOu]] <ref>[https://github.com/yaneurao/YaneuraOu GitHub - yaneurao/YaneuraOu: YaneuraOu is the World's Strongest Shogi engine(AI player), WCSC29 1st winner, educational and USI compliant engine]</ref>,
and [[Kristallweizen]] <ref>[https://github.com/Tama4649/Kristallweizen/ GitHub - Tama4649/Kristallweizen: 第29回世界コンピュータ将棋選手権 準優勝のKristallweizenです。]</ref>. YaneuraOu's author [[Motohiro Isozaki]] made an unbelievable prediction that NNUE can help to increase Stockfish strength by around 100 points, almost one year before revealing <ref>[http://yaneuraou.yaneu.com/2019/06/24/%E5%B0%86%E6%A3%8B%E3%82%BD%E3%83%95%E3%83%88%E9%96%8B%E7%99%BA%E8%80%85%E3%81%8Cstockfish%E3%81%AB%E8%B2%A2%E7%8C%AE%E3%81%99%E3%82%8B%E6%97%A5/ 将棋ソフト開発者がStockfishに貢献する日 The day when shogi software developers contribute to Stockfish] by [[Motohiro Isozaki]], June 2019</ref> <ref>[https://www.reddit.com/r/chess/comments/cltich/shogi_engine_developer_claims_he_can_make/ shogi engine developer claims he can make Stockfish stronger], [[Computer Chess Forums|Reddit]], August 2019</ref>.
