NNUE chess engine that compresses to less than 64kb.
The implementation was based on:
- Cfish - engine source code foundation
- Obsidian - elegant NNUE reference code
- bullet - for training NNUE
- Primer - for creating .bullet format training data, modified to improve filtering
Training data:
- source binpack training data - T77 unfiltered, T79 v6-dd, used as source data
- final bullet training data - filtered data used for training
Created for the FIDE & Google Efficient Chess AI Challenge