Caissa - UCI chess engine, Author: Michał Witanowski
Rating CEDR=3557
v.1.13:
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 %
Caissa rating progress:
Pl | Engine | Rating | Score | Games | % |
568 | Caissa 1.10 | 3557.7 | 180.00 | 326 | 55.21 |
570 | Caissa 1.11 | 3553.2 | 241.50 | 376 | 64.23 |
582 | Caissa 1.8 | 3524.2 | 506.00 | 902 | 56.10 |
602 | Caissa 1.7 | 3497.4 | 221.50 | 354 | 62.57 |
606 | Caissa 1.9 | 3490.9 | 80.00 | 182 | 43.96 |
644 | Caissa 1.6.3 | 3437.3 | 196.00 | 449 | 43.65 |
658 | Caissa 1.5 | 3410.0 | 249.50 | 573 | 43.54 |
659 | Caissa 0.5 | 3407.0 | 159.50 | 260 | 61.35 |
660 | Caissa 1.4 | 3405.8 | 535.00 | 1279 | 41.83 |
672 | Caissa 1.1 | 3388.2 | 91.50 | 175 | 52.29 |
674 | Caissa 1.2 | 3382.5 | 76.50 | 182 | 42.03 |
679 | Caissa 1.3 | 3377.0 | 237.50 | 667 | 35.61 |
694 | Caissa 1.6 | 3350.7 | 63.50 | 179 | 35.47 |
717 | Caissa 1.0 | 3315.1 | 27.00 | 90 | 30.00 |
739 | Caissa 0.8.0 | 3281.6 | 64.00 | 135 | 47.41 |
742 | Caissa 0.7.0 | 3280.8 | 25.00 | 60 | 41.67 |
746 | Caissa 0.9.0 | 3275.2 | 124.50 | 194 | 64.18 |
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