Chess engine: Obsidian 9.0 NNUE
Obsidian, an UCI chess engine written in c++
Rating CEDR=3550
Obsidian - rating CEDR progres
| Pl | Engine | Rating | Score | Games | % |
| 716 | Obsidian 7.0 | 3550.4 | 252.50 | 546 | 46.25 |
| 797 | Obsidian 6.0 | 3442.1 | 142.00 | 330 | 43.03 |
| 884 | Obsidian 5.0 | 3327.6 | 95.00 | 227 | 41.85 |
| 947 | Obsidian 4.0 | 3245.9 | 85.50 | 218 | 39.22 |
| 1153 | Obsidian 1.0 | 2979.0 | 82.50 | 206 | 40.05 |
v.8.0:
This version features several improvements of the search algorithm and the performance (nps) of the engine, whereas the neural network is the same.
I added multithreading support too, but it was only tested at 2cpu and 4cpu, so contact me if you experience any crash or time loss.
Obsidian 8.0 vs Obsidian 7.0
Elo | 110.41 +- 8.96 (95%)
Conf | 10.0+0.10s Threads=1 Hash=16MB
Games | N: 3008 W: 1239 L: 314 D: 1455
Penta | [4, 96, 478, 823, 103]
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