# Hierarchical tunnel modeling from 3D raw LiDAR point cloud

> Research article (Computer-Aided Design, 2019) · cited 86× · AI/ML

**Wikidata**: [openalex:W2944991824](https://www.wikidata.org/wiki/openalex:W2944991824)  
**Source**: https://4ort.xyz/entity/hierarchical-tunnel-modeling-from-3d-raw-lidar-point-cloud