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2. GIFT: a real-time and scalable 3D shape search engine;Bai,2016
3. Edges are the `independent components' of natural scenes;Bell,1996
4. Chang, A.X., Funkhouser, T., Guibas, L., et al., ShapeNet: an information-rich 3D model repository, arXiv, arXiv:1512.03012, 2015.
5. Choi, S. Zhou, Q-Y., Miller, S., et al., A large dataset of object scans, arXiv, arXiv:1602.02481, 2016.