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============================== My email: jotes@go2.pl



Chess engine: Obsidian 9.0 NNUE

on


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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