@article{grangercausalitybasedhierarchicaltime,
  title = {Granger Causality Based Hierarchical Time Series Clustering for State Estimation},
  author = {Sin Yong Tan and Homagni Saha and Margarite Jacoby and Gregor P. Henze and Soumik Sarkar},
  year = {2021},
  eprint = {2104.04206},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2104.04206v1},
}