@article{diversifiedhiddenmarkovmodelsfor,
  title = {Diversified Hidden Markov Models for Sequential Labeling},
  author = {Maoying Qiao and Wei Bian and Richard Yida Xu and DaCheng Tao},
  year = {2019},
  eprint = {1904.03170},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1904.03170v1},
}