# 3D Digitisation of Large-Scale Unstructured Great Wall Heritage Sites by a Small Unmanned Helicopter

> Research article (Remote Sensing, 2017) · cited 15× · AI/ML

**Wikidata**: [openalex:W2611143046](https://www.wikidata.org/wiki/openalex:W2611143046)  
**Source**: https://4ort.xyz/entity/3d-digitisation-of-large-scale-unstructured-great-wall-heritage-sites-by-a-small-unmanned-helicopter