# Improved Pedestrian Positioning with Inertial Sensor Based on Adaptive Gradient Descent and Double-Constrained Extended Kalman Filter

> Research article (Complexity, 2020) · cited 10× · AI/ML

**Wikidata**: [openalex:W3000170347](https://www.wikidata.org/wiki/openalex:W3000170347)  
**Source**: https://4ort.xyz/entity/improved-pedestrian-positioning-with-inertial-sensor-based-on-adaptive-gradient-descent-and-double-constrained-extended-