@article{polygonalbuildingsegmentationbyframe,
  title = {Polygonal Building Segmentation by Frame Field Learning},
  author = {Nicolas Girard and Dmitriy Smirnov and Justin Solomon and Yuliya Tarabalka},
  year = {2020},
  eprint = {2004.14875},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2004.14875v2},
}