 Muzhen GamingandJoost VandeVondele
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d2f79ff0e0
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Remove reduced LMR capture bonus
In LMR, simplify away the reduced capture bonus (i.e. if (capture) bonus /= 6).
Non-regression STC: https://tests.stockfishchess.org/tests/view/63da1da9bbadd17b3787dced
LLR: 2.95 (-2.94,2.94) <-1.75,0.25>
Total: 28152 W: 7521 L: 7296 D: 13335
Ptnml(0-2): 76, 3069, 7568, 3280, 83
Non-regression LTC: https://tests.stockfishchess.org/tests/view/63da6ad4bbadd17b3787e98c
LLR: 2.96 (-2.94,2.94) <-1.75,0.25>
Total: 52472 W: 14120 L: 13941 D: 24411
Ptnml(0-2): 16, 5071, 15887, 5242, 20
closes https://github.com/official-stockfish/Stockfish/pull/4378
Bench: 4034016
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2023-02-03 20:15:09 +01:00 |
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Muzhen GamingandJoost VandeVondele
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0827e00f10
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Decrease reduction for killer moves with good history
If move is a main killer and we have a good history, decrease reduction.
STC: https://tests.stockfishchess.org/tests/view/63d38b37721fe2bff693069a
LLR: 2.95 (-2.94,2.94) <0.00,2.00>
Total: 46688 W: 12542 L: 12222 D: 21924
Ptnml(0-2): 126, 5013, 12769, 5287, 149
LTC: https://tests.stockfishchess.org/tests/view/63d471e2bde6e5f3cb4be5d3
LLR: 2.93 (-2.94,2.94) <0.50,2.50>
Total: 130976 W: 35033 L: 34555 D: 61388
Ptnml(0-2): 38, 12551, 39833, 13027, 39
closes https://github.com/official-stockfish/Stockfish/pull/4369
Bench: 4069938
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2023-02-02 17:45:57 +01:00 |
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Muzhen GamingandJoost VandeVondele
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64656f8583
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Add double bonus for prior countermove fail low
Add a double extra bonus for particularly bad fail low cases. Original idea by Yoshie2000.
STC: https://tests.stockfishchess.org/tests/view/63a2f0d86b5bf07ac7fad543
LLR: 2.94 (-2.94,2.94) <0.00,2.00>
Total: 146488 W: 38992 L: 38532 D: 68964
Ptnml(0-2): 385, 16036, 39965, 16450, 408
LTC: https://tests.stockfishchess.org/tests/view/63a3eaeb6b5bf07ac7fafdec
LLR: 2.95 (-2.94,2.94) <0.50,2.50>
Total: 103992 W: 27853 L: 27423 D: 48716
Ptnml(0-2): 41, 10029, 31435, 10441, 50
closes https://github.com/official-stockfish/Stockfish/pull/4302
Bench: 3801857
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2022-12-24 16:01:50 +01:00 |
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