@inproceedings{lui2010shape,
  title={Shape analysis of planar objects with arbitrary topologies using conformal geometry},
  author={Lui, Lok Ming and Zeng, Wei and Yau, Shing-Tung and Gu, Xianfeng},
  booktitle={European Conference on Computer Vision},
  pages={672--686},
  year={2010},
  organization={Springer}
}