Factor graph and damped expectation propagation based passive localization. - Weijie Yuan 001; Nan Wu 002; Chengqi Ma; Hua Wang 001; Jingming Kuang 001 (ICCC, 2016)

Subway station real-time indoor positioning system for cell phones. - Chengqi Ma; Chenyang Wan; Yuen Wun Chau; Soong Moon Kang; David R. Selviah (IPIN, 2017)

The IPIN 2019 Indoor Localisation Competition - Description and Results. - Francesco Potortì; Sangjoon Park; Antonino Crivello; Filippo Palumbo; Michele Girolami; Paolo Barsocchi; Soyeon Lee; Joaquín Torres-Sospedra; Antonio Ramón Jiménez Ruiz; Antoni Pérez-Navarro; Germán Martín Mendoza-Silva; Fernando Seco; et al. (IEEE Access, 2020)

An Adaptive Human Activity-Aided Hand-Held Smartphone-Based Pedestrian Dead Reckoning Positioning System. - Bang Wu; Chengqi Ma; Stefan Poslad; David R. Selviah (Remote. Sens., 2021)

Wi-Fi RTT Ranging Performance Characterization and Positioning System Design. - Chengqi Ma; Bang Wu; Stefan Poslad; David R. Selviah (IEEE Trans. Mob. Comput., 2022)