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jhonnold / berserk

UCI Chess Engine written in C
GNU General Public License v3.0
198 stars 30 forks source link

Negatively extend cutnodes on failed SE where the expectation is not to fail high #543

Closed jhonnold closed 4 months ago

jhonnold commented 4 months ago

Bench: 2701446

Elo | 1.68 +- 1.66 (95%) SPRT | 10.0+0.10s Threads=1 Hash=8MB LLR | 2.94 (-2.25, 2.89) [0.00, 2.00] Games | N: 79138 W: 18945 L: 18562 D: 41631 Penta | [311, 9223, 20107, 9628, 300] http://chess.grantnet.us/test/35577/

Elo | 1.60 +- 1.73 (95%) SPRT | 60.0+0.60s Threads=1 Hash=64MB LLR | 2.92 (-2.25, 2.89) [0.00, 2.50] Games | N: 68606 W: 15449 L: 15133 D: 38024 Penta | [56, 7655, 18577, 7947, 68] http://chess.grantnet.us/test/35583/