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Chess engine: Marvin 5.2.0 and NNUE (Linux and Windows)

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Marvin - UCI chess engine
Rating JCER=3046, Author - Martin Danielsson

Improvements
Remove Shogi stuff from NNUE architecture
New NNUE net, net-422c365.nnue
Replace OpenMP with manual SIMD imlementations for NNUE inference
Refactoring of NNUE inference code
Reduce depth when failing high at the root of the search tree

Bug fixes
Fixed problem with allocation of large hash tables (64 GB or larger)
Fixed alignment issue when building with Clang on Windows
Fix calculation of hash usage

Marvin 5.2.0 - download


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