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Chess engine: Stockfish 21112912 NNUE (Windows and Linux)

on


Stockfish - UCI chess engine, compiled by Joost VandeVondele
Rating CEDR=3375 (1 place)

Timestamp: 1638186961
Update default net to nn-4f56ecfca5b7.nnue

New net trained with nnue-pytorch, started from a master net on a data set of Leela
(T60.binpack+T74.binpck) Stockfish data (wrongIsRight_nodes5000pv2.binpack), and Michael Babigian's conversion of T60 Leela data (including TB7 rescoring) (farseer.binpack) available as a single interleaved binpack:

https://drive.google.com/file/d/1_sQoWBl31WAxNXma2v45004CIVltytP8/view?usp=sharing

The nnue-pytorch branch used is https://github.com/vondele/nnue-pytorch/tree/wdl

passed STC:
https://tests.stockfishchess.org/tests/view/61a3cc729f0c43dae1c71f1b
LLR: 2.95 (-2.94,2.94) <0.00,2.50>
Total: 49152 W: 12842 L: 12544 D: 23766 Elo +2.11
Ptnml(0-2): 154, 5542, 12904, 5804, 172

passed LTC:
https://tests.stockfishchess.org/tests/view/61a43c6260afd064f2d724f1
LLR: 2.96 (-2.94,2.94) <0.50,3.00>
Total: 25528 W: 6676 L: 6425 D: 12427 Elo +3.42
Ptnml(0-2): 9, 2593, 7315, 2832, 15
Bench: 6885242

Stockfish 21112912 NNUE download

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