@article{selfoptimizingfeaturegenerationvia,
  title = {Self-optimizing Feature Generation via Categorical Hashing Representation and Hierarchical Reinforcement Crossing},
  author = {Wangyang Ying and Dongjie Wang and Kunpeng Liu and Leilei Sun and Yanjie Fu},
  year = {2023},
  eprint = {2309.04612},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2309.04612v2},
}