1. 地下巷道数据集 SubT Reference Dataset
https://bitbucket.org/jgrogers/subt_reference_datasets/src/master/
2. Navvis室内数据集
http://www.navvis.lmt.ei.tum.de/dataset/
https://blog.csdn.net/weixin_41036461/article/details/80667690?utm_medium=distribute.pc_relevant.none-task-blog-BlogCommendFromMachineLearnPai2-12.control&dist_request_id=1328592.24806.16148428084041839&depth_1-utm_source=distribute.pc_relevant.none-task-blog-BlogCommendFromMachineLearnPai2-12.control