# Deploying four optical UAV-based sensors over grassland: challenges and limitations

> Research article (Biogeosciences, 2015) · cited 167× · AI/ML

**Wikidata**: [openalex:W2145982493](https://www.wikidata.org/wiki/openalex:W2145982493)  
**Source**: https://4ort.xyz/entity/deploying-four-optical-uav-based-sensors-over-grassland-challenges-and-limitations