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Penalise the TT move in multicut #5195

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@cj5716 cj5716 commented Apr 28, 2024

Passed STC:
LLR: 2.99 (-2.94,2.94) <0.00,2.00>
Total: 185504 W: 48079 L: 47533 D: 89892
Ptnml(0-2): 716, 21866, 46988, 22520, 662
https://tests.stockfishchess.org/tests/view/662d9e1d6115ff6764c7f83d

Passed LTC:
LLR: 2.94 (-2.94,2.94) <0.50,2.50>
Total: 75612 W: 19351 L: 18948 D: 37313
Ptnml(0-2): 46, 8363, 20592, 8752, 53
https://tests.stockfishchess.org/tests/view/662dc9dc6115ff6764c80fea

closes #5195

Bench 1415435

Passed STC:
LLR: 2.99 (-2.94,2.94) <0.00,2.00>
Total: 185504 W: 48079 L: 47533 D: 89892
Ptnml(0-2): 716, 21866, 46988, 22520, 662
https://tests.stockfishchess.org/tests/view/662d9e1d6115ff6764c7f83d

Passed LTC:
LLR: 2.94 (-2.94,2.94) <0.50,2.50>
Total: 75612 W: 19351 L: 18948 D: 37313
Ptnml(0-2): 46, 8363, 20592, 8752, 53
https://tests.stockfishchess.org/tests/view/662dc9dc6115ff6764c80fea

closes official-stockfish#5195

Bench 1415435
@cj5716 cj5716 force-pushed the se-hist-penalty4 branch from 49c98c8 to f9022d1 Compare April 28, 2024 05:49
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cj5716 commented Apr 28, 2024

Unfortunately, there are some unintended effects, as noted by @locutus2, whereby the killer and countermove are updated despite being given a negative bonus. We will attempt to fix this, hopefully with elo gain on top of this patch.

@Disservin Disservin added 🚀 gainer Gains elo functional-change to be merged Will be merged shortly labels Apr 28, 2024
@Disservin Disservin closed this in 834e8ff Apr 28, 2024
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