Hoi‐Fung Ng

3D Mapping Database Aided GNSS Based Collaborative Positioning Using Factor Graph Optimization

Guohao Zhang, Hoi‐Fung Ng, Weisong Wen et al. · IEEE Transactions on Intelligent Transportation Systems · 2020 · 80 citations · Full text

A Computation Effective Range-Based 3D Mapping Aided GNSS with NLOS Correction Method

Hoi‐Fung Ng, Guohao Zhang, Li‐Ta Hsu · Journal of Navigation · 2020 · 80 citations

Engineering, Location Estimation, Global Navigation Satellite System +27

Hong Kong UrbanNav: An Open-Source Multisensory Dataset for Benchmarking Urban Navigation Algorithms

Li‐Ta Hsu, Feng Huang, Hoi‐Fung Ng et al. · NAVIGATION Journal of the Institute of Navigation · 2023 · 63 citations · Full text

Engineering, Location Estimation, Open-source Multisensory Dataset +25

Robust GNSS Shadow Matching for Smartphones in Urban Canyons

Hoi‐Fung Ng, Guohao Zhang, Li‐Ta Hsu · IEEE Sensors Journal · 2021 · 45 citations · Full text

Location Tracking, Engineering, Location Estimation +18

3D-mapping-aided PPP-RTK aiming at deep urban canyons

Shaoming Xin, Jianghui Geng, Guohao Zhang et al. · Journal of Geodesy · 2022 · 36 citations

Geometric Modeling, Cartography, Machine Vision +9