1. Cadena, C., et al.: Simultaneous localization and mapping: present, future, and the robust-perception age. IEEE Trans. Rob. 32 (2016). https://doi.org/10.1109/TRO.2016.2624754
2. Nashed, S.B.: A brief survey of loop closure detection: a case for rethinking evaluation of intelligent systems. In: NeurIPS 2020 Workshop: ML Retrospectives, Surveys Meta-Analyses (ML-RSA) (2020)
3. Labbé, M.: RTAB-Map as an open-source lidar and visual simultaneous localization and mapping library for large-scale and long-term online operation. J. Field Robot. 36(2), 416–446 (2019)
4. Labbé, M., Michaud, F.: Appearance-based loop closure detection in real-time for large-scale and long-term operation. IEEE Trans. Robot. 29(3), 734–745 (2013)
5. Fraundorferh, F., Wu, C., Frahm, J.M., Pollefeys, M.: Visual word based location recognition in 3d models using distance augmented weighting. In: 4th International Symposium on 3D Data Processing, Visualization, andTransmission, pp. 1–8 (2008)