| Improving PPP–RTK in urban environment by tightly coupled integration of GNSS and INS X Li, X Li, J Huang, Z Shen, B Wang, Y Yuan, K Zhang Journal of Geodesy 95, 1-18, 2021 | 49 | 2021 |
| Review of PPP–RTK: Achievements, challenges, and opportunities X Li, J Huang, X Li, Z Shen, J Han, L Li, B Wang Satellite navigation 3 (1), 28, 2022 | 39 | 2022 |
| A unified model of GNSS phase/code bias calibration for PPP ambiguity resolution with GPS, BDS, Galileo and GLONASS multi-frequency observations X Li, X Li, Z Jiang, C Xia, Z Shen, J Wu GPS Solutions 26 (3), 84, 2022 | 30 | 2022 |
| Tightly coupled integration of GNSS, INS, and LiDAR for vehicle navigation in urban environments S Li, S Wang, Y Zhou, Z Shen, X Li IEEE Internet of Things Journal 9 (24), 24721-24735, 2022 | 27 | 2022 |
| Multi-GNSS PPP/INS/Vision/LiDAR tightly integrated system for precise navigation in urban environments S Li, X Li, H Wang, Y Zhou, Z Shen Information Fusion 90, 218-232, 2023 | 25 | 2023 |
| Continuous and precise positioning in urban environments by tightly coupled integration of GNSS, INS and vision X Li, S Li, Y Zhou, Z Shen, X Wang, X Li, W Wen IEEE Robotics and Automation Letters 7 (4), 11458-11465, 2022 | 17 | 2022 |
| Online visual-inertial extrinsic calibration utilizing GNSS measurements for vehicle applications Y Zhou, S Li, C Xia, Z Shen, X Wang, X Li IEEE Sensors Journal 22 (5), 4545-4557, 2022 | 17 | 2022 |
| PPP rapid ambiguity resolution using Android GNSS raw measurements with a low-cost helical antenna X Li, H Wang, X Li, L Li, H Lv, Z Shen, C Xia, H Gou Journal of Geodesy 96 (10), 65, 2022 | 12 | 2022 |
| A high-precision vehicle navigation system based on tightly coupled PPP-RTK/INS/odometer integration X Li, Z Qin, Z Shen, X Li, Y Zhou, B Song IEEE Transactions on Intelligent Transportation Systems 24 (2), 1855-1866, 2022 | 10 | 2022 |
| Factor graph optimization-based multi-GNSS real-time kinematic system for robust and precise positioning in urban canyons X Wang, X Li, Z Shen, X Li, Y Zhou, H Chang GPS Solutions 27 (4), 200, 2023 | 9 | 2023 |
| Using a moving antenna to improve GNSS/INS integration performance under low-dynamic scenarios X Li, Y Zhou, Z Shen, B Song, S Li IEEE Transactions on Intelligent Transportation Systems 23 (10), 17717-17728, 2022 | 9 | 2022 |
| GIVE: A tightly coupled RTK-inertial–visual state estimator for robust and precise positioning X Wang, X Li, H Chang, S Li, Z Shen, Y Zhou IEEE Transactions on Instrumentation and Measurement 72, 1-15, 2023 | 7 | 2023 |
| An indoor and outdoor seamless positioning system for low-cost UGV using PPP/INS/UWB tightly coupled integration X Li, Z Wu, Z Shen, Z Xu, X Li, S Li, J Han IEEE Sensors Journal, 2023 | 6 | 2023 |
| Continuous decimeter-level positioning in urban environments using multi-frequency GPS/BDS/Galileo PPP/INS tightly coupled integration X Li, Z Shen, X Li, G Liu, Y Zhou, S Li, H Lyu, Q Zhang Remote Sensing 15 (8), 2160, 2023 | 6 | 2023 |
| Precise and robust IMU-centric vehicle navigation via tightly integrating multiple homogeneous GNSS terminals Z Shen, X Li, X Li, Z Xu, Z Wu, Y Zhou IEEE Transactions on Instrumentation and Measurement, 2023 | 5 | 2023 |
| A grid-based ionospheric weighted method for PPP-RTK with diverse network scales and ionospheric activity levels X Li, J Han, X Li, J Huang, Z Shen, Z Wu GPS Solutions 27 (4), 191, 2023 | 5 | 2023 |
| Improving PPP-RTK-based vehicle navigation in urban environments via multilayer perceptron-based NLOS signal detection X Li, Q Xu, X Li, H Xin, Y Yuan, Z Shen, Y Zhou GPS Solutions 28 (1), 29, 2024 | 4 | 2024 |
| Performance analysis of frequency-mixed PPP-RTK using low-cost GNSS chipset with different antenna configurations X Li, H Gou, X Li, Z Shen, H Lyu, Y Zhou, H Wang, Q Zhang Satellite Navigation 4 (1), 26, 2023 | 4 | 2023 |
| Consistent localization for autonomous robots with inter-vehicle GNSS information fusion X Li, B Song, Z Shen, Y Zhou, H Lyu, Z Qin IEEE Communications Letters 27 (1), 120-124, 2022 | 4 | 2022 |
| Advancing high-precision navigation: Leveraging homogeneous sensors in tightly coupled PPP-RTK/IMU integration Z Shen, X Li, X Li IEEE Transactions on Industrial Electronics, 2024 | 3 | 2024 |
