@misc{ravishanker2019topological,
  title={Topological Data Analysis (TDA) for Time Series},
  author={Nalini Ravishanker and Renjie Chen},
  year={2019},
  eprint={1909.10604},
  archivePrefix={arXiv},
  primaryClass={stat.AP},
  url={https://arxiv.org/abs/1909.10604}
}