# Surface Defect Detection of Nanjing City Wall Based on UAV Oblique Photogrammetry and TLS

> Research article (Remote Sensing, 2023) · cited 19× · AI/ML

**Wikidata**: [openalex:W4366091628](https://www.wikidata.org/wiki/openalex:W4366091628)  
**Source**: https://4ort.xyz/entity/surface-defect-detection-of-nanjing-city-wall-based-on-uav-oblique-photogrammetry-and-tls