@inproceedings{segmatch2017, title={SegMatch: Segment based place recognition in 3D point clouds}, author={Dub{\'e}, Renaud and Dugas, Daniel and Stumm, Elena and Nieto, Juan and Siegwart, Roland and Cadena, Cesar}, booktitle={International Conference on Robotics and Automation (ICRA)}, pages={5266--5272}, year={2017}, organization={IEEE}} https://github.com/ethz-asl/segmatch