@article{ztreeasubgroupidentificationbaseddecisio,
  title = {ZTree: A Subgroup Identification Based Decision Tree Learning Framework},
  author = {Eric Cheng and Jie Cheng},
  year = {2025},
  eprint = {2509.12688},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2509.12688},
}