# High-Precision RTT-Based Indoor Positioning System Using RCDN and RPN

> Research article (Sensors, 2021) · cited 22× · AI/ML

**Wikidata**: [openalex:W3164410086](https://www.wikidata.org/wiki/openalex:W3164410086)  
**Source**: https://4ort.xyz/entity/high-precision-rtt-based-indoor-positioning-system-using-rcdn-and-rpn