# Accurate and Direct GNSS/PDR Integration Using Extended Kalman Filter for Pedestrian Smartphone Navigation

> Research article (Gyroscopy and Navigation, 2020) · cited 27× · AI/ML

**Wikidata**: [openalex:W3041502370](https://www.wikidata.org/wiki/openalex:W3041502370)  
**Source**: https://4ort.xyz/entity/accurate-and-direct-gnss-pdr-integration-using-extended-kalman-filter-for-pedestrian-smartphone-navigation