@article{deepgenerativemodelwithhierarchical,
  title = {Deep Generative model with Hierarchical Latent Factors for Time Series Anomaly Detection},
  author = {Cristian Challu and Peihong Jiang and Ying Nian Wu and Laurent Callot},
  year = {2022},
  eprint = {2202.07586},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2202.07586v2},
}