Retire lever #1378
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Retire lever #1378
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I thought that lever had been there forever, but they were introduced in SF6 only in June 2014 It is quite possible that the passed pawn creation idea introduced last year by sg provides all the positional bonus for advanced levers that we need (see the code in pawns.cpp with lever and leverPush) |
jerrydonaldwatson
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Feb 9, 2018
This reverts commit 2e11388.
goodkov
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Jul 21, 2018
Retire the lever bonus from pawns evaluation STC: http://tests.stockfishchess.org/tests/view/5a6aef5c0ebc590d945d59c8 LLR: 2.94 (-2.94,2.94) [-3.00,1.00] Total: 88290 W: 19549 L: 19560 D: 49181 LTC: http://tests.stockfishchess.org/tests/view/5a6b70140ebc590d945d59f7 LLR: 3.22 (-2.94,2.94) [-3.00,1.00] Total: 104603 W: 18105 L: 18108 D: 68390 Bench 5023629
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Retire the lever bonus from pawns evaluation
STC: http://tests.stockfishchess.org/tests/view/5a6aef5c0ebc590d945d59c8
LLR: 2.94 (-2.94,2.94) [-3.00,1.00]
Total: 88290 W: 19549 L: 19560 D: 49181
LTC: http://tests.stockfishchess.org/tests/view/5a6b70140ebc590d945d59f7
LLR: 3.22 (-2.94,2.94) [-3.00,1.00]
Total: 104603 W: 18105 L: 18108 D: 68390