X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fevaluate.cpp;h=40c43d230434a910e9451b926d4f5fba5ae39ca3;hb=07bd8adcbce41f076c36f4b65c7f9a786de0b02d;hp=cc789e35d893cd2322b4699555df565288b27dfe;hpb=4b085c4777c36939bd0a598f4bc3e0c04606e31b;p=stockfish

diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index cc789e35..40c43d23 100644
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -1071,9 +1071,7 @@ Value Eval::evaluate(const Position& pos) {
       Value nnue = NNUE::evaluate(pos, true, &nnueComplexity);
 
       // Blend nnue complexity with (semi)classical complexity
-      nnueComplexity = (  397 * nnueComplexity
-                        + (477 + optimism) * abs(psq - nnue)
-                        ) / 1024;
+      nnueComplexity = 25 * (nnueComplexity + abs(psq - nnue)) / 64;
 
       optimism += optimism * nnueComplexity / 256;
       v = (nnue * (945 + npm) + optimism * (174 + npm)) / 1024;