# A Robust Gradient Based Method for Building Extraction from LiDAR and Photogrammetric Imagery

> Research article (Sensors, 2016) · cited 30× · AI/ML

**Wikidata**: [openalex:W2496759915](https://www.wikidata.org/wiki/openalex:W2496759915)  
**Source**: https://4ort.xyz/entity/a-robust-gradient-based-method-for-building-extraction-from-lidar-and-photogrammetric-imagery