@article{asflowunsupervisedopticalflowlearning,
  title = {ASFlow: Unsupervised Optical Flow Learning with Adaptive Pyramid Sampling},
  author = {Kunming Luo and Ao Luo and Chuan Wang and Haoqiang Fan and Shuaicheng Liu},
  year = {2021},
  eprint = {2104.03560},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2104.03560v1},
}