@article{machinenumbersenseadatasetofvisual,
  title = {Machine Number Sense: A Dataset of Visual Arithmetic Problems for Abstract and Relational Reasoning},
  author = {Wenhe Zhang and Chi Zhang and Yixin Zhu and Song-Chun Zhu},
  year = {2020},
  eprint = {2004.12193},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2004.12193v1},
}