Publications

2025

1. Accurate Vehicle Maneuver Analysis Using Smartphone GNSS Carrier-Phase Measurements

   Yang Jiang, Yan Zhang, Ziyue Lyu, and 3 more authors

   Authorea Preprints, 2025

   Bib

   @article{jiang2025maneuver,
     title = {Accurate Vehicle Maneuver Analysis Using Smartphone GNSS Carrier-Phase Measurements},
     author = {Jiang, Yang and Zhang, Yan and Lyu, Ziyue and Zhou, Zelin and Yang, Hongzhou and Gao, Yang},
     journal = {Authorea Preprints},
     year = {2025},
   }

2. Deep-learning Enhanced Outlier Detection for Precise GNSS Positioning with Smartphones

   Yang Jiang, Zelin Zhou, Yan Zhang, and 2 more authors

   IEEE Transactions on Instrumentation and Measurement, 2025

   Bib

   @article{jiang2025outlier,
     title = {Deep-learning Enhanced Outlier Detection for Precise GNSS Positioning with Smartphones},
     author = {Jiang, Yang and Zhou, Zelin and Zhang, Yan and Yang, Hongzhou and Gao, Yang},
     journal = {IEEE Transactions on Instrumentation and Measurement},
     volume = {74},
     pages = {1--13},
     year = {2025},
     publisher = {IEEE},
   }

3. GS‑GVINS: A tightly‑integrated GNSS‑Visual‑Inertial Navigation System augmented by 3D Gaussian Splatting

   Zelin Zhou, Shichuang Nie, Saurav Uprety, and 1 more author

   IEEE Access, 2025

   Bib

   @article{zhou2025gsgvins,
     title = {GS‑GVINS: A tightly‑integrated GNSS‑Visual‑Inertial Navigation System augmented by 3D Gaussian Splatting},
     author = {Zhou, Zelin and Nie, Shichuang and Uprety, Saurav and Yang, Hongzhou},
     journal = {IEEE Access},
     volume = {PP(99)},
     pages = {1--1},
     year = {2025},
     doi = {10.1109/ACCESS.2025.3589161},
   }

4. An initial credible positioning model: the CNN‑LSTM aided RTK/INS tight integration

   Qiaozhuang Xu, Zhouzheng Gao, Hongzhou Yang, and 3 more authors

   GPS Solutions, 2025

   Bib

   @article{xu2025cnn,
     title = {An initial credible positioning model: the CNN‑LSTM aided RTK/INS tight integration},
     author = {Xu, Qiaozhuang and Gao, Zhouzheng and Yang, Hongzhou and Yang, Cheng and Wang, Guan and Lv, Jie},
     journal = {GPS Solutions},
     volume = {29},
     number = {4},
     pages = {163},
     year = {2025},
     publisher = {Springer},
     doi = {10.1007/s10291-025-01917-6},
   }

2024

1. Evaluation of the Multi-GNSS, Dual-Frequency RTK Positioning Performance for Recent Android Smartphone Models in a Phone-to-Phone Setup

   Robert Odolinski, Hongzhou Yang, Li-Ta Hsu, and 3 more authors

   In Proceedings of the 2024 International Technical Meeting of The Institute of Navigation , 2024

   Bib

   @inproceedings{odolinski2024evaluation,
     title = {Evaluation of the Multi-GNSS, Dual-Frequency RTK Positioning Performance for Recent Android Smartphone Models in a Phone-to-Phone Setup},
     author = {Odolinski, Robert and Yang, Hongzhou and Hsu, Li-Ta and Khider, Mohammed and Fu, Guoyu Michael and Dusha, Damien},
     booktitle = {Proceedings of the 2024 International Technical Meeting of The Institute of Navigation},
     pages = {42--53},
     year = {2024},
   }

2. GMRC‑Aided LiDAR/GNSS/INS: Ground Map Registration Constrained LiDAR‑GNSS/INS Navigation Solution in Urban Canyons

   Mengchi Ai, Mohamed Elhabiby, Mehad Haggag, and 4 more authors

   In Proceedings of the 37th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2024) , Sep 2024

   Bib

   @inproceedings{ai2024gmrc,
     title = {GMRC‑Aided LiDAR/GNSS/INS: Ground Map Registration Constrained LiDAR‑GNSS/INS Navigation Solution in Urban Canyons},
     author = {Ai, Mengchi and Elhabiby, Mohamed and Haggag, Mehad and Hokmabadi, Ilyar Asl Sabbaghian and Moussa, Mohamed and Yang, Hongzhou and El‑Sheimy, Naser},
     booktitle = {Proceedings of the 37th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2024)},
     pages = {2102--2110},
     year = {2024},
     month = sep,
     address = {Baltimore, MD, USA},
     doi = {10.33012/2024.19688},
   }

3. Smartphone HD Map Updates Using Monocular‑Inertial ORB‑SLAM3 and Gaussian Splatting

   Rhea Joyce Zambra, Saurav Uprety, Raymond Lee, and 1 more author

   In Proceedings of the 37th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2024) , Sep 2024

   Bib

   @inproceedings{zambra2024hdmap,
     title = {Smartphone HD Map Updates Using Monocular‑Inertial ORB‑SLAM3 and Gaussian Splatting},
     author = {Zambra, Rhea Joyce and Uprety, Saurav and Lee, Raymond and Yang, Hongzhou},
     booktitle = {Proceedings of the 37th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2024)},
     pages = {1885--1900},
     year = {2024},
     month = sep,
     address = {Baltimore, MD, USA},
     doi = {10.33012/2024.19804},
   }

4. Credible Positioning of BDS RTK/INS Integration Based on Multi-Information Cross-Validation

   Qiaozhuang Xu, Zhouzheng Gao, Cheng Yang, and 2 more authors

   IEEE Transactions on Intelligent Transportation Systems, Sep 2024

   Bib

   @article{xu2024credible,
     title = {Credible Positioning of BDS RTK/INS Integration Based on Multi-Information Cross-Validation},
     author = {Xu, Qiaozhuang and Gao, Zhouzheng and Yang, Cheng and Yang, Hongzhou and Wang, Liang},
     journal = {IEEE Transactions on Intelligent Transportation Systems},
     volume = {25},
     number = {11},
     pages = {1--13},
     year = {2024},
     publisher = {IEEE},
   }

5. A Hopular based weighting scheme for improving kinematic GNSS positioning in deep urban canyon

   Zelin Zhou, Baoyu Liu, and Hongzhou Yang

   Measurement Science and Technology, Sep 2024

   Bib

   @article{zhou2024hopular,
     title = {A Hopular based weighting scheme for improving kinematic GNSS positioning in deep urban canyon},
     author = {Zhou, Zelin and Liu, Baoyu and Yang, Hongzhou},
     journal = {Measurement Science and Technology},
     volume = {35},
     number = {7},
     pages = {076304},
     year = {2024},
     publisher = {IOP Publishing},
   }

2023

1. A consistent and grid-based regional slant ionospheric model with an increasing number of satellite corrections for PPP-RTK

   Sijie Lyu, Yan Xiang, Yi Zhang, and 4 more authors

   GPS Solutions, Sep 2023

   Bib

   @article{lyu2023consistent,
     title = {A consistent and grid-based regional slant ionospheric model with an increasing number of satellite corrections for PPP-RTK},
     author = {Lyu, Sijie and Xiang, Yan and Zhang, Yi and Yang, Hongzhou and Pei, Ling and Yu, Wenxian and Turong, Trieu-Kien},
     journal = {GPS Solutions},
     volume = {27},
     number = {3},
     pages = {97},
     year = {2023},
     publisher = {Springer Berlin Heidelberg Berlin/Heidelberg},
   }

2. Hopular-based GNSS signal reception classification method for LOS/NLOS detection in urban environments

   Zelin Zhou, Dennis Stefanakis, Baoyu Liu, and 1 more author

   In Proceedings of the 36th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2023) , Sep 2023

   Bib

   @inproceedings{zhou2023hopular,
     title = {Hopular-based GNSS signal reception classification method for LOS/NLOS detection in urban environments},
     author = {Zhou, Zelin and Stefanakis, Dennis and Liu, Baoyu and Yang, Hongzhou},
     booktitle = {Proceedings of the 36th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2023)},
     pages = {2990--3004},
     year = {2023},
   }

2020

1. Instant PPP with low-cost multi-constellation dual-frequency GNSS chipset

   Fei Liu, Hongzhou Yang, and Yang Gao

   In China Satellite Navigation Conference , Sep 2020
2. Integrated Precise Positioning System for Autonomous Level II Driving Offering Lane Level Accuracy

   Haiyu Lan, Hongzhou Yang, Yashar Balazadegan Sarvrood, and 2 more authors

   In China Satellite Navigation Conference , Sep 2020
3. IP3/DR-A low-cost precise and robust GNSS/INS integrated navigation system for land vehicles

   Hongzhou Yang, Haiyu Lan, Fei Liu, and 2 more authors

   In 2020 IEEE 91st Vehicular Technology Conference (VTC2020-Spring) , Sep 2020
4. Demonstrating Profound-IP3/DR Performance for Automated Level-2 Driving Applications in Various Operating Conditions

   Naser El-Sheimy, Haiyu Lan, Ahmed Wahdan, and 5 more authors

   In Proceedings of the 33rd International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2020) , Sep 2020

   Bib

   @inproceedings{el2020demonstrating,
     title = {Demonstrating Profound-IP3/DR Performance for Automated Level-2 Driving Applications in Various Operating Conditions},
     author = {El-Sheimy, Naser and Lan, Haiyu and Wahdan, Ahmed and Elsheikh, Mohamed and Liu, Fei and Yang, Hongzhou and Abdelfatah, Walid and Noureldin, Aboelmagd},
     booktitle = {Proceedings of the 33rd International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2020)},
     pages = {708--728},
     year = {2020},
   }

2019

1. Analysis of GPS satellite clock prediction performance with different update intervals and application to real-time PPP

   H Yang, Chang Xu, and Y Gao

   Survey review, Sep 2019
2. Quality assessment of CNES real-time ionospheric products

   Zhixi Nie, Hongzhou Yang, Peiyuan Zhou, and 2 more authors

   GPS Solutions, Sep 2019
3. Estimation of GPS LNAV based on IGS products for real-time PPP

   Peiyuan Zhou, Hongzhou Yang, Guorui Xiao, and 2 more authors

   GPS Solutions, Sep 2019
4. A new datum jump detection and mitigation method of Real-Time Service (RTS) clock products

   Liang Zhang, Hongzhou Yang, Yibin Yao, and 2 more authors

   GPS Solutions, Sep 2019

   Bib

   @article{zhang2019new,
     title = {A new datum jump detection and mitigation method of Real-Time Service (RTS) clock products},
     author = {Zhang, Liang and Yang, Hongzhou and Yao, Yibin and Gao, Yang and Xu, Chaoqian},
     journal = {GPS Solutions},
     volume = {23},
     pages = {1--12},
     year = {2019},
     publisher = {Springer Berlin Heidelberg},
   }

2018

1. An approach to GPS clock prediction for real-time PPP during outages of RTS stream

   Zhixi Nie, Yang Gao, Zhenjie Wang, and 2 more authors

   GPS solutions, Sep 2018
2. Evaluation and analysis of real-time precise orbits and clocks products from different IGS analysis centers

   Liang Zhang, Hongzhou Yang, Yang Gao, and 2 more authors

   Advances in Space Research, Sep 2018
3. A new satellite clock offsets prediction method based on the IGS RTS products

   Hongzhou Yang, Yang Gao, Liang Zhang, and 1 more author

   In China Satellite Navigation Conference (CSNC) 2018 Proceedings: Volume II , Sep 2018
4. High-Precision GLONASS Orbit Prediction for Real-Time Precise Point Positioning

   Peiyuan Zhou, Yang Gao, and Hongzhou Yang

   In China Satellite Navigation Conference (CSNC) 2018 Proceedings: Volume II , Sep 2018
5. Testing and analysis of instant PPP using freely available augmentation corrections

   Mohamed Elsheikh, Hongzhou Yang, Zhixi Nie, and 2 more authors

   In Proceedings of the 31st International Technical Meeting of the Satellite Division of the Institute of Navigation (ION GNSS+ 2018) , Sep 2018
6. Development of a new real-time precise point positioning system

   Hongzhou Yang

   Development, Sep 2018

2017

1. GPS satellite orbit prediction at user end for real-time PPP system

   Hongzhou Yang, and Yang Gao

   Sensors, Sep 2017
2. High availability of real-time PPP by extending SSR orbit and clock corrections

   Hongzhou Yang

   In Proceedings of the 30th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2017) , Sep 2017

   Bib

   @inproceedings{yang2017high,
     title = {High availability of real-time PPP by extending SSR orbit and clock corrections},
     author = {Yang, Hongzhou},
     booktitle = {Proceedings of the 30th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2017)},
     pages = {4011--4025},
     year = {2017},
   }

3. Keynote: Analysis of the Extended Orbit and Clock Corrections for Real-Time PPP

   Hongzhou Yang, Yang Gao, Chaoqian Xu, and 1 more author

   In Proceedings of the ION 2017 Pacific PNT Meeting , Sep 2017

   Bib

   @inproceedings{yang2017keynote,
     title = {Keynote: Analysis of the Extended Orbit and Clock Corrections for Real-Time PPP},
     author = {Yang, Hongzhou and Gao, Yang and Xu, Chaoqian and Nie, Zhixi},
     booktitle = {Proceedings of the ION 2017 Pacific PNT Meeting},
     pages = {653--658},
     year = {2017},
   }

2016

1. An Investigation of GPS Satellite Clock Offsets Prediction with Different Update Intervals and Application to Real-Time PPP

   Hongzhou Yang, and Yang Gao

   In Proceedings of the 29th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2016) , Sep 2016
2. Tightly Coupled Kinematics Visual Odometry/PPP System for Land Vehicle Navigation

   Fei Liu, Hongzhou Yang, and Yang Gao

   In Proceedings of the 29th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2016) , Sep 2016

2015

1. Regional TEC modelling based on combined GPS/BeiDou

   Hongzhou Yang, and Yang Gao

   In Proceedings of the 28th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2015) , Sep 2015
2. TEC extraction with different schemes to model DCB under various ionosphere conditions

   Yan Xiang, Yang Gao, Xingyu Chen, and 1 more author

   In Proceedings of the 28th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2015) , Sep 2015
3. Performance Analysis of Combined GPS, GLONASS and BeiDou RTK Based on Single Differenced Observations between Receivers

   Zhixi Nie, Yang Gao, Zhenjie Wang, and 1 more author

   In Proceedings of the 28th International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2015) , Sep 2015

2013

1. Simulation and results on real-time positioning of Chang’E-3 rover with the same-beam VLBI observations

   Erhu Wei, Shuanggen Jin, Hongzhou Yang, and 6 more authors

   Planetary and Space Science, Sep 2013

2011

1. On the periods of polar motion with VLBI observations

   Erhu Wei, and Hongzhou Yang

   In 2011 International Conference on Multimedia Technology , Sep 2011