Carrying-Mode-Free Stair Ascent and Descent Estimation using Smartphones. - Dai Kajimoto; Etsushi Saeki; Siya Bao; Nozomu Togawa (ICCE, 2024)

Machine Learning-Based Estimation of Dynamic Travel Times between Points of Interest. - Shoma Kaji; Dai Kajimoto; Tatsuya Noguchi; Toshinori Takayama; Siya Bao; Nozomu Togawa (ICCE, 2025)

Shoe-Based PDR System for Two-Dimensional Tracking. - Dai Kajimoto; Yusuke Tanaka; Siya Bao; Nozomu Togawa (ICCE, 2025)