@article{atomicfilteraweakformofshiftoperator,
  title = {Atomic Filter: a Weak Form of Shift Operator for Graph Signals},
  author = {Lihua Yang and Qing Zhang and Qian Zhang and Chao Huang},
  year = {2022},
  eprint = {2204.00457},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2204.00457v1},
}