HCha/Stockfish
1
0
Fork 0
mirror of https://github.com/HChaZZY/Stockfish.git synced 2025-12-20 17:16:33 +08:00
Code Issues Packages Projects Releases Wiki Activity

Reduction Simplification

Browse Source 
Simplify reduction formula by removing a parameter.

STC:
LLR: 2.96 (-2.94,2.94) [-3.00,1.00]
Total: 35798 W: 6368 L: 6272 D: 23158

LTC:
LLR: 2.96 (-2.94,2.94) [-3.00,1.00]
Total: 125375 W: 15827 L: 15839 D: 93709

Bench: 4735038
This commit is contained in:
VoyagerOne
2016-11-03 20:29:34 -04:00
committed by Marco Costalba
parent 67d19447f4
commit b915fdc889
1 changed files with 0 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/search.cpp
View File

@@ -183,8 +183,6 @@ void Search::init() {
for (int mc = 1; mc < 64; ++mc)
{
double r = log(d) * log(mc) / 2;
if (r < 0.80)
continue;
Reductions[NonPV][imp][d][mc] = int(std::round(r));
Reductions[PV][imp][d][mc] = std::max(Reductions[NonPV][imp][d][mc] - 1, 0);