Cinder - UCI chess engine
Author: Bruno Dutra Rating Chess Engines Diary CEDR=3575
Cinder 0.3.1 what's new?
Reimplement reverse futility pruning by @brunocodutra in #783
Sort moves lazily by @brunocodutra in #787
Reimplement razoring by @brunocodutra in #795
Implement fractional LMR and triple extension by @brunocodutra in #800
Implement inference using avx512 when available by @brunocodutra in #801
Implement eval correction heuristic by @brunocodutra in #807
How powerful is the Cinder chess engine?
VSTC
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Results of v0.3.0 vs v0.2.0 (1+0.01, 1t, 16MB, UHO_Lichess_4852_v1.epd):
Elo: 52.42 +/- 6.70, nElo: 85.55 +/- 10.77
LOS: 100.00 %, DrawRatio: 40.15 %, PairsRatio: 2.48
Games: 4000, Wins: 1415, Losses: 816, Draws: 1769, Points: 2299.5 (57.49 %)
Ptnml(0-2): [32, 312, 803, 731, 122], WL/DD Ratio: 1.21
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STC
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Results of v0.3.0 vs v0.2.0 (8+0.08, 1t, 16MB, UHO_Lichess_4852_v1.epd):
Elo: 62.42 +/- 5.76, nElo: 119.17 +/- 10.77
LOS: 100.00 %, DrawRatio: 43.70 %, PairsRatio: 3.77
Games: 4000, Wins: 1322, Losses: 611, Draws: 2067, Points: 2355.5 (58.89 %)
Ptnml(0-2): [5, 231, 874, 828, 62], WL/DD Ratio: 0.73
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LTC
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Results of v0.3.0 vs v0.2.0 (40+0.4, 1t, 16MB, UHO_Lichess_4852_v1.epd):
Elo: 71.16 +/- 10.64, nElo: 148.16 +/- 21.53
LOS: 100.00 %, DrawRatio: 43.60 %, PairsRatio: 5.56
Games: 1000, Wins: 336, Losses: 134, Draws: 530, Points: 601.0 (60.10 %)
Ptnml(0-2): [1, 42, 218, 232, 7], WL/DD Ratio: 0.70
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Achievements of the Cinder chess engine, see entry:
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