# Improving the Heading Accuracy in Indoor Pedestrian Navigation Based on a Decision Tree and Kalman Filter

> Research article (Sensors, 2020) · cited 35× · AI/ML

**Wikidata**: [openalex:W3011691446](https://www.wikidata.org/wiki/openalex:W3011691446)  
**Source**: https://4ort.xyz/entity/improving-the-heading-accuracy-in-indoor-pedestrian-navigation-based-on-a-decision-tree-and-kalman-filter