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Chess engine: Stockfish 21091517 (Windows and Linux)

on

Stockfish - UCI chess engine, compiled by SFisGOD
Rating JCER=3517

Timestamp: 1631721020
Update default net to nn-13406b1dcbe0.nnue

SPSA 1: https://tests.stockfishchess.org/tests/view/6134abc425b9b35584838572
Parameters: A total of 64 net biases were tuned (hidden layer 1)
Base net: nn-6762d36ad265.nnue
New net: nn-c9fdeea14cb2.nnue

SPSA 2: https://tests.stockfishchess.org/tests/view/61355b7e25b9b3558483860e
Parameters: 256 net weights and 8 net biases (output layer)
Base net: nn-c9fdeea14cb2.nnue
New net: nn-0ddc28184f4c.nnue

SPSA 3: https://tests.stockfishchess.org/tests/view/613737be0cd98ab40c0c9e4e
Parameters: A total of 256 net biases were tuned (hidden layer 2)
Base net: nn-0ddc28184f4c.nnue
New net: nn-2419828bb394.nnue

SPSA 4: https://tests.stockfishchess.org/tests/view/613966ff689039fce12e0fe7
Parameters: A total of 64 net biases were tuned (hidden layer 1)
Base net: nn-2419828bb394.nnue
New net: nn-05d9b1ee3037.nnue

SPSA 5: https://tests.stockfishchess.org/tests/view/613b4a38689039fce12e1209
Parameters: 256 net weights and 8 net biases (output layer)
Base net: nn-05d9b1ee3037.nnue
New net: nn-98c6ce0fc15f.nnue

SPSA 6: https://tests.stockfishchess.org/tests/view/613e331515591e7c9ebc3fe9
Parameters: A total of 256 net biases were tuned (hidden layer 2)
Base net: nn-98c6ce0fc15f.nnue
New net: nn-13406b1dcbe0.nnue

STC:
LLR: 2.93 (-2.94,2.94) <-0.50,2.50>
Total: 82008 W: 21044 L: 20752 D: 40212 Elo +1.24
Ptnml(0-2): 264, 9341, 21525, 9587, 287
https://tests.stockfishchess.org/tests/view/613f7c6cf29dda16fcca870c

LTC:
LLR: 2.96 (-2.94,2.94) <0.50,3.50>
Total: 182928 W: 46258 L: 45602 D: 91068 Elo +1.25
Ptnml(0-2): 107, 19448, 51712, 20076, 121
https://tests.stockfishchess.org/tests/view/613fccb97315e7c73204a48c

Closes #3703
Bench: 6658747

Stockfish 21091517 NNUE download

 

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