 Daniel SamekandJoost VandeVondele
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e18ed795f2
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Introduce 4-ply continuation correction history
Passed STC:
LLR: 2.94 (-2.94,2.94) <0.00,2.00>
Total: 113984 W: 29752 L: 29323 D: 54909
Ptnml(0-2): 376, 13191, 29435, 13608, 382
https://tests.stockfishchess.org/tests/view/68dc3576fa806e2e8393bd93
Passed LTC:
LLR: 2.94 (-2.94,2.94) <0.50,2.50>
Total: 80154 W: 20823 L: 20417 D: 38914
Ptnml(0-2): 47, 8600, 22383, 8994, 53
https://tests.stockfishchess.org/tests/view/68df83e0fa806e2e8393cbe8
Passed non-regression VLTC (rebased):
LLR: 2.98 (-2.94,2.94) <-1.75,0.25>
Total: 38158 W: 9992 L: 9805 D: 18361
Ptnml(0-2): 3, 3406, 12075, 3591, 4
https://tests.stockfishchess.org/tests/view/68e22f2afa806e2e8393d0ed
closes https://github.com/official-stockfish/Stockfish/pull/6345
bench 2169281
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2025-10-07 11:50:51 +02:00 |
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Daniel SamekandJoost VandeVondele
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2659351ce7
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Remove depth reduction in the full-depth search
Passed simplification STC:
LLR: 2.96 (-2.94,2.94) <-1.75,0.25>
Total: 217184 W: 56218 L: 56195 D: 104771
Ptnml(0-2): 627, 25673, 55985, 25664, 643
https://tests.stockfishchess.org/tests/view/68a21e0eb6fb3300203bbcf3
Passed simplification LTC:
LLR: 2.94 (-2.94,2.94) <-1.75,0.25>
Total: 30474 W: 7923 L: 7713 D: 14838
Ptnml(0-2): 20, 3205, 8569, 3431, 12
https://tests.stockfishchess.org/tests/view/68a2adacb6fb3300203bc3f9
closes https://github.com/official-stockfish/Stockfish/pull/6246
bench 2626263
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2025-08-24 19:45:23 +02:00 |
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Daniel SamekandJoost VandeVondele
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2c9a1871ae
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Add offsets to history updates.
All parameters were tuned on 60k STC games (https://tests.stockfishchess.org/tests/view/6867ef49fe0f2fe354c0c735).
Passed STC:
LLR: 2.98 (-2.94,2.94) <0.00,2.00>
Total: 60576 W: 15794 L: 15444 D: 29338
Ptnml(0-2): 141, 7003, 15642, 7369, 133
https://tests.stockfishchess.org/tests/view/686d5af11451bd6fb830772a
Passed LTC:
LLR: 2.94 (-2.94,2.94) <0.50,2.50>
Total: 58722 W: 15159 L: 14799 D: 28764
Ptnml(0-2): 19, 6259, 16455, 6599, 29
https://tests.stockfishchess.org/tests/view/686f9fd51451bd6fb83081c9
closes https://github.com/official-stockfish/Stockfish/pull/6158
bench: 2706299
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2025-07-24 10:24:08 +02:00 |
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Daniel SamekandJoost VandeVondele
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805a2c1672
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Simplify FutilityMoveCount
Inlined condition, instead of a function.
closes https://github.com/official-stockfish/Stockfish/pull/6096
no functional change
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2025-05-25 21:12:27 +02:00 |
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Daniel SamekandJoost VandeVondele
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ccfa651968
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Remove full depth search reduction when cutNode
Passed STC-simplification bounds:
https://tests.stockfishchess.org/tests/view/6829dd6d6ec7634154f99fd3
LLR: 2.95 (-2.94,2.94) <-1.75,0.25>
Total: 67872 W: 17629 L: 17443 D: 32800
Ptnml(0-2): 167, 7988, 17451, 8152, 178
Passed LTC-simplification bounds:
https://tests.stockfishchess.org/tests/view/6829f2176ec7634154f9a01c
LLR: 2.94 (-2.94,2.94) <-1.75,0.25>
Total: 94818 W: 24328 L: 24184 D: 46306
Ptnml(0-2): 52, 10246, 26667, 10394, 50
closes https://github.com/official-stockfish/Stockfish/pull/6074
bench: 2245168
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2025-05-19 20:44:14 +02:00 |
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