Anderson, Liam. “Optimizing Pedestrian Dead Reckoning (PDR) Accuracy through Motion Behavior Recognition and Dynamic Step Length Adjustment”. Journal of Computer Science and Software Applications 4, no. 2 (March 1, 2024): 20–23. Accessed April 30, 2025. https://www.mfacademia.org/index.php/jcssa/article/view/97.