marsultor/chess-engine

Files

KeshavAnandCode 9e2fe0cae6 feat: add project structure and basic NNUE model

- Create python directory with data/, model/ subdirectories
- Implement LinearEval(61072->1) model
- Add config, constants, feature_extractor
- Add tests with 4 passing test cases

2026-04-14 18:03:42 -05:00

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Chess NNUE Distillation

Train a single linear layer on Stockfish's NNUE features.

Quick Start

cd python
source .venv/bin/activate
pip install torch --index-url https://download.pytorch.org/whl/cu121
pip install numpy python-chess tqdm matplotlib h5py joblib pytest
python train_full.py

Architecture

Input: 61,072 features (352 HalfKAv2_hm + 60,720 FullThreats)
Output: 1 scalar (centipawns)
Optimizer: Adam (lr=1e-3, wd=1e-4)