Author: Patrick Heck, Rating Chess Engines Diary CEDR=2385
v.0.9.0:
Improvements
Faster static exchange evaluation
Add SEE pruning
Transposition table improvements
Speed up code that checks if the side to move is in check and if a move gives check
Update conditions and depth reduction formula for late move reductions and null move pruning
Full Changelog: v0.8.0...v0.9.0
Result against previous version
8s + 0.08s
Score of Fatalii 0.9.0 vs Fatalii 0.8.0: 495 - 128 - 377 [0.683] 1000
... Fatalii 0.9.0 playing White: 266 - 55 - 179 [0.711] 500
... Fatalii 0.9.0 playing Black: 229 - 73 - 198 [0.656] 500
... White vs Black: 339 - 284 - 377 [0.527] 1000
Elo difference: 133.7 +/- 17.4, LOS: 100.0 %, DrawRatio: 37.7 %
Fatalii 0.8.0 vs other engines:
| Toad 3.0.0 JA | 3.5/8 | -1 | 8 Games |
| Critter 1.6a | 0.5/8 | -7 | 8 Games |
| Equisetum 1.15 JA | 0/8 | -8 | 8 Games |
| Horsie 1.0 | 0/8 | -8 | 8 Games |
| Dog 2.6c | 3/4 | +2 | 4 Games |
| Eubos 3.8.1 | 2/4 | +0 | 4 Games |
| Aurora 20241007 | 1.5/4 | -1 | 4 Games |
| Turbulence v4 0.0.4 | 0.5/4 | -3 | 4 Games |
| Alexander 4.0 | 0.5/4 | -3 | 4 Games |
| EveAnn 3.0 | 0.5/4 | -3 | 4 Games |
| Bread 1.2.0 | 0.5/4 | -3 | 4 Games |
| Lizard 11.2 | 0/4 | -4 | 4 Games |
| Artemis 6TR | 0/4 | -4 | 4 Games |
| Pingu 5.0.0 | 0/4 | -4 | 4 Games |
| Lozza 5.18 JA | 0/4 | -4 | 4 Games |
| Quanticade Chimera 1.2 | 0/4 | -4 | 4 Games |
| Clarity 7.2.0 JA | 0/4 | -4 | 4 Games |
| Contact 10 | 0/4 | -4 | 4 Games |
| HypnoS ++ 1.0 | 0/4 | -4 | 4 Games |
| Texel 1.12 | 0/4 | -4 | 4 Games |
| Lizard 11.2.0 | 0/4 | -4 | 4 Games |
Jim Ablett compiles:
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