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MinimalChess 0.4

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@lithander lithander released this 27 Apr 08:21
· 60 commits to master since this release
08baa2b

MinimalChess is a simple UCI chess engine written in C#.

Version 0.4 now uses tapered Piece-Square tables to evaluate positions. It took two weeks of tuning and testing until I finally managed to find values that could rival PeSTOs famous PSTs in strength.

Version 0.4 also introduces a killer heuristic and staged move generation. A new time control logic is spending the allocated budget smarter, especially in modes where there's an increment each move. The 'depth' and 'nodes' options are now supported in all time control modes.

These changes provide a considerable boost in playing strength to approximately 1900 ELO without making the code any less simple and minimal: Version 0.4 has seen a lot of refactoring and even lost a few lines of (executable) code compared with Version 0.3.