@article{ushapedtransformerretainhighfrequency,
  title = {U-shaped Transformer: Retain High Frequency Context in Time Series Analysis},
  author = {Qingkui Chen and Yiqin Zhang},
  year = {2023},
  eprint = {2307.09019},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2307.09019v2},
}