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Caissa v1.13

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@Witek902 Witek902 released this 28 Sep 23:55
· 181 commits to master since this release

Changes

  • New neural net trained on 3.5B positions
  • Use threats in history heuristics (based on Berserk)
  • Average base score used for aspiration windows
  • Embed neural network in executable
  • Switch from MSVC to GCC compiler for Windows release

Elo gain

Book=UHO_4060_v2, TC=40+0.4

Score of Caissa 1.13 AVX2 vs Caissa 1.12 AVX2: 459 - 325 - 877  [0.540] 1661
...      Caissa 1.13 AVX2 playing White: 450 - 6 - 376  [0.767] 832
...      Caissa 1.13 AVX2 playing Black: 9 - 319 - 501  [0.313] 829
...      White vs Black: 769 - 15 - 877  [0.727] 1661
Elo difference: 28.1 +/- 11.5, LOS: 100.0 %, DrawRatio: 52.8 %

Book=DFRC, TC=8+0.08

Score of Caissa 1.13 AVX2 vs Caissa 1.12 AVX2: 326 - 231 - 773  [0.536] 1330
...      Caissa 1.13 AVX2 playing White: 229 - 64 - 372  [0.624] 665
...      Caissa 1.13 AVX2 playing Black: 97 - 167 - 401  [0.447] 665
...      White vs Black: 396 - 161 - 773  [0.588] 1330
Elo difference: 24.9 +/- 12.1, LOS: 100.0 %, DrawRatio: 58.1 %

Book=UHO_4060_v2, TC=8+0.08

Score of Caissa 1.13 AVX2 vs Caissa 1.12 AVX2: 555 - 436 - 1121  [0.528] 2112
...      Caissa 1.13 AVX2 playing White: 530 - 22 - 506  [0.740] 1058
...      Caissa 1.13 AVX2 playing Black: 25 - 414 - 615  [0.315] 1054
...      White vs Black: 944 - 47 - 1121  [0.712] 2112
Elo difference: 19.6 +/- 10.1, LOS: 100.0 %, DrawRatio: 53.1 %