 Nonlinear2andDisservin
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a4edacb87a
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Tweak the cutnode depth condition for TT cutoffs
Passed STC:
https://tests.stockfishchess.org/tests/view/67ab396ab5c93ee812d851f3
LLR: 2.96 (-2.94,2.94) <0.00,2.00>
Total: 83648 W: 21964 L: 21571 D: 40113
Ptnml(0-2): 339, 9779, 21217, 10128, 361
Passed LTC:
https://tests.stockfishchess.org/tests/view/67ab9647133d55b1d3bc171e
LLR: 2.94 (-2.94,2.94) <0.50,2.50>
Total: 68160 W: 17551 L: 17166 D: 33443
Ptnml(0-2): 62, 7353, 18870, 7728, 67
closes https://github.com/official-stockfish/Stockfish/pull/5876
Bench: 3087275
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2025-02-13 19:52:06 +01:00 |
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Nonlinear2andDisservin
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9ed1725e78
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Simplify bonusScale formula
Passed STC:
https://tests.stockfishchess.org/tests/view/679ea7bc0774dfd78deb0d68
LLR: 2.93 (-2.94,2.94) <-1.75,0.25>
Total: 47680 W: 12575 L: 12364 D: 22741
Ptnml(0-2): 179, 5589, 12139, 5708, 225
Passed LTC:
https://tests.stockfishchess.org/tests/view/679eb7760774dfd78deb0dbb
LLR: 2.96 (-2.94,2.94) <-1.75,0.25>
Total: 314220 W: 80110 L: 80189 D: 153921
Ptnml(0-2): 265, 35121, 86420, 35036, 268
closes https://github.com/official-stockfish/Stockfish/pull/5849
Bench: 3161782
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2025-02-04 21:24:06 +01:00 |
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Nonlinear2andDisservin
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fccc6f624e
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Reduce full depth search twice
Passed STC:
https://tests.stockfishchess.org/tests/view/679f429e0774dfd78deb10a5
LLR: 2.95 (-2.94,2.94) <0.00,2.00>
Total: 71584 W: 18905 L: 18529 D: 34150
Ptnml(0-2): 302, 8372, 18081, 8722, 315
Passed LTC:
https://tests.stockfishchess.org/tests/view/679f72a00774dfd78deb1102
LLR: 2.94 (-2.94,2.94) <0.50,2.50>
Total: 353952 W: 91007 L: 90024 D: 172921
Ptnml(0-2): 375, 39163, 96921, 40138, 379
closes https://github.com/official-stockfish/Stockfish/pull/5848
Bench: 3642363
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2025-02-04 21:22:08 +01:00 |
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Nonlinear2andDisservin
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a016abd698
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Decrease all stats malus according to move count
Passed STC:
https://tests.stockfishchess.org/tests/view/6794c4634f7de645171fb341
LLR: 2.95 (-2.94,2.94) <0.00,2.00>
Total: 28096 W: 7412 L: 7106 D: 13578
Ptnml(0-2): 97, 3194, 7148, 3524, 85
Passed LTC:
https://tests.stockfishchess.org/tests/view/6794ea13406a4efe9eb7d06b
LLR: 2.95 (-2.94,2.94) <0.50,2.50>
Total: 58086 W: 15049 L: 14684 D: 28353
Ptnml(0-2): 27, 6344, 15957, 6667, 48
closes https://github.com/official-stockfish/Stockfish/pull/5823
Bench: 1711170
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2025-01-26 22:42:41 +01:00 |
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Nonlinear2andJoost VandeVondele
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4975b2bc6f
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Increase prior countermove bonus if TT move
Passed STC:
https://tests.stockfishchess.org/tests/view/678c4c8bf4dc0a8b4ae8db5c
LLR: 2.97 (-2.94,2.94) <0.00,2.00>
Total: 273408 W: 71089 L: 70415 D: 131904
Ptnml(0-2): 937, 32466, 69229, 33130, 942
Passed LTC:
https://tests.stockfishchess.org/tests/view/678ccabdf4dc0a8b4ae8dd7a
LLR: 2.95 (-2.94,2.94) <0.50,2.50>
Total: 148614 W: 38138 L: 37584 D: 72892
Ptnml(0-2): 97, 16450, 40689, 16944, 127
closes https://github.com/official-stockfish/Stockfish/pull/5809
Bench: 1582867
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2025-01-25 20:27:11 +01:00 |
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Nonlinear2andJoost VandeVondele
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b392ac76db
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Increase history bonus of TT moves
Passed STC:
https://tests.stockfishchess.org/tests/view/678807653b8f206a2696b78b
LLR: 2.96 (-2.94,2.94) <0.00,2.00>
Total: 42208 W: 11113 L: 10783 D: 20312
Ptnml(0-2): 148, 4919, 10651, 5227, 159
Passed LTC:
https://tests.stockfishchess.org/tests/view/6788a8463b8f206a2696b956
LLR: 2.94 (-2.94,2.94) <0.50,2.50>
Total: 122886 W: 31454 L: 30952 D: 60480
Ptnml(0-2): 105, 13567, 33619, 14025, 127
closes https://github.com/official-stockfish/Stockfish/pull/5791
Bench: 1760081
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2025-01-18 21:02:04 +01:00 |
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Nonlinear2andGitHub
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cf10644d6e
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Fix duplicate code (#5711)
closes https://github.com/official-stockfish/Stockfish/pull/5711
No functional change
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2024-12-08 22:24:29 +01:00 |
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Nonlinear2andDisservin
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da82942b54
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Add functions to check for decisive scores
Thanks to peregrineshahin and robbyrobbyrob for their suggestions.
closes https://github.com/official-stockfish/Stockfish/pull/5696
No functional change
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2024-12-08 19:48:49 +01:00 |
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Nonlinear2andDisservin
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57e06be71f
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Add functions to check for decisive scores
Thanks to peregrineshahin and robbyrobbyrob for their suggestions.
closes https://github.com/official-stockfish/Stockfish/pull/5696
No functional change
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2024-12-08 19:47:02 +01:00 |
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Nonlinear2andDisservin
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43e100ae06
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Use cutnode as TT Cutoff Condition
At low enough depths, fail high with TT only when expected cutnode.
Passed STC:
https://tests.stockfishchess.org/tests/view/6726357b86d5ee47d953da8c
LLR: 2.93 (-2.94,2.94) <0.00,2.00>
Total: 41184 W: 10873 L: 10551 D: 19760
Ptnml(0-2): 131, 4728, 10554, 5046, 133
Passed LTC:
https://tests.stockfishchess.org/tests/view/6727326a86d5ee47d953db30
LLR: 2.94 (-2.94,2.94) <0.50,2.50>
Total: 270888 W: 69040 L: 68243 D: 133605
Ptnml(0-2): 180, 29385, 75485, 30246, 148
closes https://github.com/official-stockfish/Stockfish/pull/5670
Bench: 805776
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2024-11-13 20:35:02 +01:00 |
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Nonlinear2andDisservin
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aaadbe0572
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Introduce mean squared score for delta adjustments
This patch introduces the value `meanSquaredScore`, which makes the
initial delta sensitive to unstable iterative deepening scores.
Passed STC:
https://tests.stockfishchess.org/tests/view/66fed74286d5ee47d953bb42
LLR: 2.98 (-2.94,2.94) <0.00,2.00>
Total: 71104 W: 18635 L: 18262 D: 34207
Ptnml(0-2): 234, 8365, 17993, 8714, 246
Passed LTC:
https://tests.stockfishchess.org/tests/view/6700088e86d5ee47d953bbe9
LLR: 2.95 (-2.94,2.94) <0.50,2.50>
Total: 212544 W: 54238 L: 53560 D: 104746
Ptnml(0-2): 120, 23093, 59172, 23763, 124
closes https://github.com/official-stockfish/Stockfish/pull/5627
Bench: 1395505
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2024-10-12 16:40:37 +02:00 |
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Nonlinear2andJoost VandeVondele
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aff1f67997
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simplify see pruning in qsearch
passed non-regression STC:
LLR: 2.96 (-2.94,2.94) <-1.75,0.25>
Total: 34880 W: 9193 L: 8968 D: 16719
Ptnml(0-2): 103, 4047, 8935, 4232, 123
https://tests.stockfishchess.org/tests/view/66ee83bd86d5ee47d953b15b
passed non-regression LTC:
LLR: 2.95 (-2.94,2.94) <-1.75,0.25>
Total: 69126 W: 17529 L: 17357 D: 34240
Ptnml(0-2): 41, 7507, 19285, 7699, 31
https://tests.stockfishchess.org/tests/view/66ef3e0386d5ee47d953b1d3
closes https://github.com/official-stockfish/Stockfish/pull/5607
Bench: 1339840
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2024-09-28 17:22:33 +02:00 |
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Nonlinear2andDisservin
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d8e49cdbdd
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Remove the moveCount increase in the LMR condition.
Passed non-regression STC:
LLR: 2.93 (-2.94,2.94) <-1.75,0.25>
Total: 87104 W: 22630 L: 22464 D: 42010
Ptnml(0-2): 316, 10295, 22132, 10525, 284
https://tests.stockfishchess.org/tests/view/66dccd00dc53972b68218c60
Passed non-regression LTC:
LLR: 2.94 (-2.94,2.94) <-1.75,0.25>
Total: 94050 W: 23869 L: 23722 D: 46459
Ptnml(0-2): 49, 10400, 25985, 10537, 54
https://tests.stockfishchess.org/tests/view/66dd69c7dc53972b68218ca5
closes https://github.com/official-stockfish/Stockfish/pull/5582
Bench: 1281840
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2024-09-10 22:59:27 +02:00 |
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Nonlinear2andJoost VandeVondele
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6cf7f300ac
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Simplify stand pat adjustement
Remove && !PvNode condition for stand pat adjustement in quiescence search.
Passed non-regression STC:
LLR: 2.94 (-2.94,2.94) <-1.75,0.25>
Total: 108544 W: 28228 L: 28085 D: 52231
Ptnml(0-2): 389, 12902, 27554, 13031, 396
https://tests.stockfishchess.org/tests/view/66bb402e4ff211be9d4ee688
Passed non-regression LTC:
LLR: 2.94 (-2.94,2.94) <-1.75,0.25>
Total: 193014 W: 48796 L: 48751 D: 95467
Ptnml(0-2): 188, 21481, 53116, 21542, 180
https://tests.stockfishchess.org/tests/view/66bc78774ff211be9d4ee88f
closes https://github.com/official-stockfish/Stockfish/pull/5538
Bench 1787360
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2024-08-20 21:31:33 +02:00 |
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