@article{lstreemodelinterpretationwhenthedata,
  title = {LS-Tree: Model Interpretation When the Data Are Linguistic},
  author = {Jianbo Chen and Michael. I. Jordan},
  year = {2019},
  eprint = {1902.04187},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1902.04187v1},
}