Update default net to nn-c3ca321c51c9.nnue

Optimization of the net biases of the 32 x 32 layer and the output layer.

Tuning of 32 x 32 layer (200k games, 5 seconds TC)
https://tests.stockfishchess.org/tests/view/5f9aaf266a2c112b60691c68

STC:
LLR: 2.95 (-2.94,2.94) {-0.25,1.25}
Total: 41848 W: 4665 L: 4461 D: 32722
Ptnml(0-2): 239, 3308, 13659, 3446, 272
https://tests.stockfishchess.org/tests/view/5fa5ef5a936c54e11ec9954f

LTC:
LLR: 2.94 (-2.94,2.94) {0.25,1.25}
Total: 88008 W: 4045 L: 3768 D: 80195
Ptnml(0-2): 69, 3339, 36908, 3622, 66
https://tests.stockfishchess.org/tests/view/5fa62a78936c54e11ec99577

closes https://github.com/official-stockfish/Stockfish/pull/3220

Bench: 3649288

diff --git a/src/evaluate.h b/src/evaluate.h
index 6bec27db76592972066577acbf9a6a79218ee915..06c66f716f1556b0008a561d9aa2617a709c2ab6 100644 (file)
--- a/src/evaluate.h
+++ b/src/evaluate.h
@@ -36,7 +36,7 @@ namespace Eval {
   // The default net name MUST follow the format nn-[SHA256 first 12 digits].nnue
   // for the build process (profile-build and fishtest) to work. Do not change the
   // name of the macro, as it is used in the Makefile.
-  #define EvalFileDefaultName   "nn-cb26f10b1fd9.nnue"
+  #define EvalFileDefaultName   "nn-c3ca321c51c9.nnue"
 
   namespace NNUE {