MeshCNN: a network with an edge

@article{hanocka2019meshcnn,
  title={Meshcnn: a network with an edge},
  author={Hanocka, Rana and Hertz, Amir and Fish, Noa and Giryes, Raja and
          Fleishman, Shachar and Cohen-Or, Daniel},
  journal={ACM Transactions on Graphics (TOG)},
  volume={38},
  number={4},
  pages={1--12},
  year={2019},
  publisher={ACM New York, NY, USA}
}

Define convolutions and pooling on the edges of a triangle Mesh .

Each edge has a feature
Each edge has 4 neighboring edges
Convolution is applied to edge features and neighbor features
Pooling operations will collapse an edge