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lynx-chess / Lynx

Chess Engine, written in C#
https://lichess.org/@/Lynx_BOT
MIT License
39 stars 3 forks source link

🔍 Aspiration windows: add separated base value (different from delta one) #956

Closed eduherminio closed 2 weeks ago

eduherminio commented 2 weeks ago

Tuned independently, so might be good to add using delta value and try to tune it later

With re-tuned values

Test  | search/aspiration-window-base
Elo   | -1.00 +- 2.56 (95%)
SPRT  | 40.0+0.40s Threads=1 Hash=128MB
LLR   | -2.26 (-2.25, 2.89) [0.00, 3.00]
Games | 29974: +7946 -8032 =13996
Penta | [664, 3704, 6361, 3570, 688]
https://openbench.lynx-chess.com/test/672/