@article{ordinalquadrupletretrievalofmissing,
  title = {Ordinal-Quadruplet: Retrieval of Missing Classes in Ordinal Time Series},
  author = {Jurijs Nazarovs and Cristian Lumezanu and Qianying Ren and Yuncong Chen and Takehiko Mizoguchi and Dongjin Song and Haifeng Chen},
  year = {2022},
  eprint = {2201.09907},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2201.09907v1},
}