# Warehouse Drone: Indoor Positioning and Product Counter with Virtual Fiducial Markers

> Research article (Drones, 2022) · cited 20× · AI/ML

**Wikidata**: [openalex:W4313518090](https://www.wikidata.org/wiki/openalex:W4313518090)  
**Source**: https://4ort.xyz/entity/warehouse-drone-indoor-positioning-and-product-counter-with-virtual-fiducial-markers