@article{intrinsicrewardpolicyoptimizationforspar,
  title = {Intrinsic Reward Policy Optimization for Sparse-Reward Environments},
  author = {Minjae Cho and Huy Trong Tran},
  year = {2026},
  eprint = {2601.21391},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2601.21391},
}