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Chess engine: Stockfish 22022508 NNUE for Windows and Linux, +5,45 ELO progress!

on


Stockfish - UCI chess engine, compiled by Mstembera
Rating CEDR=3577 (1 place)

Timestamp: 1645774677
Clean up and simplify some nnue code.

Remove some unnecessary code and it's execution during inference. Also the change on line 49 in nnue_architecture.h results in a more efficient SIMD code path through ClippedReLU::propagate().

passed STC:
https://tests.stockfishchess.org/tests/view/6217d3bfda649bba32ef25d5
LLR: 2.94 (-2.94,2.94) <-2.25,0.25>
Total: 12056 W: 3281 L: 3092 D: 5683 Elo +5.45
Ptnml(0-2): 55, 1213, 3312, 1384, 64

passed STC SMP:
https://tests.stockfishchess.org/tests/view/6217f344da649bba32ef295e
LLR: 2.94 (-2.94,2.94) <-2.25,0.25>
Total: 27376 W: 7295 L: 7137 D: 12944 Elo +2.01
Ptnml(0-2): 52, 2859, 7715, 3003, 59
No functional change
bench: 6820724

Stockfish 22022508 NNUE download

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