kate/BadFish
1
0
Fork 0
mirror of https://github.com/sockspls/badfish synced 2025-06-28 00:19:50 +00:00
Code Issues Releases Wiki Activity

Update WDL model for current SF

Browse source 
This updates the WDL model based on the LTC statistics for the two weeks (3M games).

for old results see:

https://github.com/official-stockfish/Stockfish/pull/3981
https://github.com/official-stockfish/Stockfish/pull/3582
https://github.com/official-stockfish/Stockfish/pull/2778

closes https://github.com/official-stockfish/Stockfish/pull/4115

No functional change.
This commit is contained in:
Joost VandeVondele 2022-07-31 14:58:13 +02:00
parent 7cc929f437
commit e639c45577
1 changed files with 2 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
src/uci.cpp
View file

@ -207,8 +207,8 @@ namespace {
// The coefficients of a third-order polynomial fit is based on the fishtest data
// for two parameters that need to transform eval to the argument of a logistic
// function.
double as[] = {-1.17202460e-01, 5.94729104e-01, 1.12065546e+01, 1.22606222e+02};
double bs[] = {-1.79066759, 11.30759193, -17.43677612, 36.47147479};
double as[] = { 0.50379905, -4.12755858, 18.95487051, 152.00733652};
double bs[] = {-1.71790378, 10.71543602, -17.05515898, 41.15680404};
double a = (((as[0] * m + as[1]) * m + as[2]) * m) + as[3];
double b = (((bs[0] * m + bs[1]) * m + bs[2]) * m) + bs[3];