@inproceedings{shen2020interactive,
  title={Interactive annotation of 3d object geometry using 2d scribbles},
  author={Shen, Tianchang and Gao, Jun and Kar, Amlan and Fidler, Sanja},
  booktitle={European Conference on Computer Vision},
  pages={751--767},
  year={2020},
  organization={Springer}
}