# Smartphone: An alternative to ground control points for orienting virtual outcrop models and assessing their quality

> Research article (Geosphere, 2019) · cited 24× · AI/ML

**Wikidata**: [openalex:W2984513168](https://www.wikidata.org/wiki/openalex:W2984513168)  
**Source**: https://4ort.xyz/entity/smartphone-an-alternative-to-ground-control-points-for-orienting-virtual-outcrop-models-and-assessing-their-quality