@article{sparserewardsubsysteminlargelanguagemode,
  title = {Sparse Reward Subsystem in Large Language Models},
  author = {Guowei Xu and Mert Yuksekgonul and James Zou},
  year = {2026},
  eprint = {2602.00986},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2602.00986},
}