# A Multilevel Point Cloud Classification Method for Underground Tunnels Based on Three-Dimensional Moving LiDAR Measurements

> Research article (Mobile Information Systems, 2022) · cited 10× · AI/ML

**Wikidata**: [openalex:W4283160897](https://www.wikidata.org/wiki/openalex:W4283160897)  
**Source**: https://4ort.xyz/entity/a-multilevel-point-cloud-classification-method-for-underground-tunnels-based-on-three-dimensional-moving-lidar-measureme