Simplify away rangeReduction #3878
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Yep, range reductions seem to just do nothing. I have multiple ideas of how to improve it though! |
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Merged via 0b41887, thanks! |
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Remove rangeReduction, introduced in #3717, as it seemingly doesn't bring enough ELO anymore.
It might be interesting to add new forms of reduction or tune the reduction formula in the future.
STC:
LLR: 2.95 (-2.94,2.94) <-2.25,0.25>
Total: 45008 W: 12114 L: 11972 D: 20922
Ptnml(0-2): 174, 5031, 11952, 5173, 174
https://tests.stockfishchess.org/tests/view/61d08b7b069ca917749c9f6f
LTC:
LLR: 2.94 (-2.94,2.94) <-2.25,0.25>
Total: 30792 W: 8235 L: 8086 D: 14471
Ptnml(0-2): 24, 3162, 8882, 3297, 31
https://tests.stockfishchess.org/tests/view/61d0a6ad069ca917749ca420
Bench: 4048312