@article{towardinterpretabledeepreinforcement,
  title = {Toward Interpretable Deep Reinforcement Learning with Linear Model U-Trees},
  author = {Guiliang Liu and Oliver Schulte and Wang Zhu and Qingcan Li},
  year = {2018},
  eprint = {1807.05887},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1807.05887v1},
}