# A two‐stage recursive ray tracing algorithm to automatically identify external building objects in building information models

> Research article (Computer-Aided Civil and Infrastructure Engineering, 2021) · cited 13× · AI/ML

**Wikidata**: [openalex:W3205036094](https://www.wikidata.org/wiki/openalex:W3205036094)  
**Source**: https://4ort.xyz/entity/a-twostage-recursive-ray-tracing-algorithm-to-automatically-identify-external-building-objects-in-building-information-m