From ce2d9e27ea8b10abbd69ebd5dd73e7dcf0aa0655 Mon Sep 17 00:00:00 2001
From: FauziAkram <fauzi.dabat@hotmail.com>
Date: Sun, 10 Nov 2024 18:52:29 +0300
Subject: [PATCH] Simplify big-net reevaluation

Passed STC:
LLR: 2.95 (-2.94,2.94) <-1.75,0.25>
Total: 37408 W: 9699 L: 9477 D: 18232
Ptnml(0-2): 130, 4326, 9577, 4534, 137
https://tests.stockfishchess.org/tests/view/672ffd8086d5ee47d953e633

Passed LTC:
LLR: 2.95 (-2.94,2.94) <-1.75,0.25>
Total: 151062 W: 38087 L: 37999 D: 74976
Ptnml(0-2): 63, 16686, 41958, 16748, 76
https://tests.stockfishchess.org/tests/view/673087aa86d5ee47d953e66b

closes https://github.com/official-stockfish/Stockfish/pull/5674

Bench: 848812
---
 src/evaluate.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index 7c7b54a4..bc86a742 100644
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -66,7 +66,7 @@ Value Eval::evaluate(const Eval::NNUE::Networks&    networks,
     Value nnue = (125 * psqt + 131 * positional) / 128;
 
     // Re-evaluate the position when higher eval accuracy is worth the time spent
-    if (smallNet && (nnue * psqt < 0 || std::abs(nnue) < 227))
+    if (smallNet && (std::abs(nnue) < 236))
     {
         std::tie(psqt, positional) = networks.big.evaluate(pos, &caches.big);
         nnue                       = (125 * psqt + 131 * positional) / 128;