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Berserk 3.0.0
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@jhonnold jhonnold released this 19 Mar 16:23
· 694 commits to main since this release
3.0.0
56369f1

Changes

  • Improved LMR
  • Added LMP
  • King Safety evaluation improvement
  • Threat evalution
  • SEE pruning in qsearch
  • Aspiration window adjustments

There are probably other's that I'm missing.

Largest improvements for this release seem to come from LMP, SEE pruning in qsearch, and threat evaluation.

Tests against other engines:

Score of Berserk 3.0.0 vs Delfi 5.4: 48 - 17 - 31  [0.661] 96
...      Berserk 3.0.0 playing White: 24 - 9 - 15  [0.656] 48
...      Berserk 3.0.0 playing Black: 24 - 8 - 16  [0.667] 48
...      White vs Black: 32 - 33 - 31  [0.495] 96
Elo difference: 116.4 +/- 59.4, LOS: 100.0 %, DrawRatio: 32.3 %

Score of Berserk 3.0.0 vs Donna 4.1: 38 - 16 - 42  [0.615] 96
...      Berserk 3.0.0 playing White: 22 - 5 - 21  [0.677] 48
...      Berserk 3.0.0 playing Black: 16 - 11 - 21  [0.552] 48
...      White vs Black: 33 - 21 - 42  [0.563] 96
Elo difference: 81.1 +/- 52.8, LOS: 99.9 %, DrawRatio: 43.8 %

Score of Berserk 3.0.0 vs Berserk 2.0.0+popcnt: 65 - 3 - 28  [0.823] 96
...      Berserk 3.0.0 playing White: 30 - 1 - 17  [0.802] 48
...      Berserk 3.0.0 playing Black: 35 - 2 - 11  [0.844] 48
...      White vs Black: 32 - 36 - 28  [0.479] 96
Elo difference: 266.9 +/- 66.0, LOS: 100.0 %, DrawRatio: 29.2 %

Score of Berserk 3.0.0 vs Arminius 2018-12-23: 38 - 18 - 40  [0.604] 96
...      Berserk 3.0.0 playing White: 18 - 9 - 21  [0.594] 48
...      Berserk 3.0.0 playing Black: 20 - 9 - 19  [0.615] 48
...      White vs Black: 27 - 29 - 40  [0.490] 96
Elo difference: 73.5 +/- 53.8, LOS: 99.6 %, DrawRatio: 41.7 %

Score of Berserk 3.0.0 vs Velvet v1.2.0: 40 - 24 - 32  [0.583] 96
...      Berserk 3.0.0 playing White: 25 - 5 - 18  [0.708] 48
...      Berserk 3.0.0 playing Black: 15 - 19 - 14  [0.458] 48
...      White vs Black: 44 - 20 - 32  [0.625] 96
Elo difference: 58.5 +/- 57.6, LOS: 97.7 %, DrawRatio: 33.3 %

Score of Berserk 3.0.0 vs Devel 3.8.4: 32 - 26 - 38  [0.531] 96
...      Berserk 3.0.0 playing White: 14 - 17 - 17  [0.469] 48
...      Berserk 3.0.0 playing Black: 18 - 9 - 21  [0.594] 48
...      White vs Black: 23 - 35 - 38  [0.438] 96
Elo difference: 21.7 +/- 54.4, LOS: 78.5 %, DrawRatio: 39.6 %

Score of Berserk 3.0.0 vs Cheng 4.40: 8 - 63 - 25  [0.214] 96
...      Berserk 3.0.0 playing White: 4 - 27 - 17  [0.260] 48
...      Berserk 3.0.0 playing Black: 4 - 36 - 8  [0.167] 48
...      White vs Black: 40 - 31 - 25  [0.547] 96
Elo difference: -226.5 +/- 67.9, LOS: 0.0 %, DrawRatio: 26.0 %
Assets 4
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