# An Efficient Approach to Automatic Construction of 3D Watertight Geometry of Buildings Using Point Clouds

> Research article (Remote Sensing, 2021) · cited 24× · AI/ML

**Wikidata**: [openalex:W3163307804](https://www.wikidata.org/wiki/openalex:W3163307804)  
**Source**: https://4ort.xyz/entity/an-efficient-approach-to-automatic-construction-of-3d-watertight-geometry-of-buildings-using-point-clouds