Prof. Dr. -Ing. Kaifei HE
Master & Ph.D Supervisor
College of Oceanography and Space Informatics
China University of Petroleum (East China)
Address: NO.66, Changjiang West Road, Huangdao, Qingdao, 266580, China.
Email:kfhe@upc.edu.cn, kaifei.he@gmail.com
Researcher ID:L-2699-2016
ORCID ID:0000-0001-6763-9149
Expertise Areas
•Algorithms of GNSS navigation and positioning
•Geodesy data processing and its software development
Education
2011-04 to 2014-12 TU Berlin - Berlin University of Technology, Berlin, Germany
PhD (Geodesy and Geoinformation)
2007-09 to 2010-07 Chang'an University, Xi’an, Shaanxi, China
Master (Geodesy and Surveying Engineering)
2003-08 to 2007-07 Shandong University of Technology, Zibo, Shandong, China
Bachelor (Surveying and Mapping)
2015-02 to present China University of Petroleum, Qingdao, Shandong, China
Lecturer in Department of Geomatics, 2015-02 to 2016-12
Assistant Professor in Geodesy, 2016-12 to 2021-12
Director of International Affairs Office of School of Geosciences, 2017-09 to 2019-09
Vice Dean of College of Oceanography and Space Informatics, 2019-09 to 2025-07
Professor in Geodesy, 2021-12 to Present
2010-09 to 2014-12 GFZ - German Research Centre for Geosciences, Potsdam, Germany
PhD student (Section 1.2: Global Geo-monitoring and Gravity Field)
Courses Offered
GNSS Surveying and Data processing
Space Geodesy
Funding and Projects
2026-01 to 2029-12 National Natural Science Foundation of China, NO. 42574034
Title: Research on cooperative precision positioning theory and method for stereoscopic networking of sea surface and underwater unmanned systems
2022-01 to 2025-12 National Natural Science Foundation of China, NO. 42174021
Title: Research on the positioning method for the underwater moving target oriented to the seafloor geodetic network
2025-10 to 2028-09 Shandong Provincial Natural Science Foundation, NO. ZR2025MS544
Title: Research on the Theory and Method of GNSS-R Sea Surface Altimeter Based on Beidou-3 Satellite
2022-01 to 2024-12 Shandong Provincial Natural Science Foundation, NO. ZR2021MD060
Title: Research on the Real-time Precise Kinematic Positioning Algorithm in the Faraway Sea Based on BDS-3
2017-04 to 2020-03 National Laboratory for Marine Science and Technology, NO. QNLM2016ORP0401
Title: Research and development on the key technology and domestic equipment for the marine navigation and positioning
2017-01 to 2019-12 National Natural Science Foundation of China, NO. 41604027
Title: The research on the key algorithms of adaptive navigation and positioning for the sea surface and underwater kinematic platforms
2016-11 to 2019-06 Shandong Provincial Natural Science Foundation, NO. ZR2016DQ01
Title: The research on the theory of adaptive navigation and positioning for the sea surface kinematic platform based on GNSS multi-system
1.Kaifei He*, Jinhua Hou, Shuo Wang. Zongrui Zou, Yao Zong. A comparative study on the combination of SNR, pseudorange and phase observations for enhanced GNSS-IR sea level retrieval[J]. Journal of Geodesy. 2025, 99: 61(2025). https://doi.org/10.1007/s00190-025-01986-y
2.Kaifei He*, Song Wang, Shengyue Ji, Yongjie Qiao, Chenguang Yao. A novel reconstruction method of ocean sound speed field based on U-Net network with application in underwater acoustic positioning[J]. Ocean Engineering. 2025, 337: 121859. https://doi.org/10.1016/j.oceaneng.2025.121859.
3.Kaifei He, Shengwei Zhang, Chenguang Yao*, Yue Wang & Kai Ding. A novel real-time integrated navigation system based on the S-Transformer and A-SRCKF during GPS outages[J]. GPS Solutions, 2025, 29: 138. https://doi.org/10.1007/s10291-025-01898-6
4.Junyao Song, Bowen Li*, Kaifei He, and Xuerong Cui. The Influence of the Sediment and Water Transported by the Yellow River on the Subaqueous Delta Without Water and Sediment Regulation[J]. Water. 2025, 17(16): 2493. https://doi.org/10.3390/w17162493
5.Sunjinyan Ding; Kaifei He*; Qineng Wang; Wenfei Zhang. Enhanced High- Frequency Spatial Feature Networks for Hyperspectral Images Classification. [J] IEEE Geoscience and Remote Sensing Letters. 2024, 22: 5500905. DOI: 10.1109/LGRS.2024.3519776
6.Yao C, Zhang S, He K, Wang Y, Ding K. A novel integrated navigation approach with SRCKF based on LSTM signal compensation[C]//Conference on Spectral Technology and Applications (CSTA 2024). SPIE, 2024, 13283: 1397-1406. DOI: 10.1117/12.3037348
7.Chenguang Yao, Kaifei He*, Kai Ding, Deyu Lin and Jinquan Yang, A novel facial age estimation through super-resolution based on deep learning. Measurement Science and Technology. 2024, 35(7): 075403. https://doi.org/10.1088/1361-6501/ad3977
8.Jinhua Hou, Nazi Wang, Kaifei He*, Fan Gao, Shuo Wang. Comparative analysis of GNSS-IR sea-level retrieval methods[J]. Measurement Science and Technology. 2024, 35 (2024):055116 (18pp) DOI:10.1088/1361-6501/ad2967
9.Lin D, Yao C, Min W, Han Q, He K, et.al. A novel fall detection framework with age estimation based on cloud-fog computing architecture. IEEE Sensors Journal, 2024, 24 (3):3058-3071, https://doi.org/10.1109/JSEN.2023.3334555.
10.Shuang Zhao, Zhenjie Wang, Zhixi Nie, Kaifei He, Huimin Liu, Zhen Sun. Precise Positioning Method for Seafloor Geodetic Stations Based on the Temporal Variation of Sound Speed Structure [J]. Journal of Geodesy and Geoinformation Science, 2023, 6(2): 81-92. DOI: 10.119447/j.JGGS.2023.0209
11.Nazi Wang, Kaifei He*, Fan Gao, Ti Chu, Jinhua Hou and Tianhe Xu. Analysis of GNSS-R Code-Level Altimetry using QZSS C/A, L1C, and BDS B1C signals and their Combinations in a Coastal Experiment [J]. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023,16:4549-4564. https://doi.org/10.1109/JSTARS.2023.3274570
12.He, Kaifei, Liu, Huimin*. An adaptive three-stage information filter of simultaneous state and unknown disturbance estimation in linear time-varying systems. GPS Solutions, 2023, 27 (1):27. https://doi.org/10.1007/s10291-022-01350-z
13.Zhipeng Ding, Kaifei He*, Ming Li, Yu Wu, Yue Zhang, Jinquan Yang. Comparative analysis of data quality and performance index forBDS-3 constellation. Journal of Global Positioning Systems, 2022, 18(01): 41-55. DOI:10.5081/jgps.18.1.41
14.Kaifei He, Tianhe Xu, Christoph Förste, Svetozar Petrovic, Zhenjie Wang, Yumiao Tian & Frank Flechtner. Integrated GNSS Doppler velocity determination for GEOHALO airborne gravimetry. GPS Solution, 2021.25, 146 (2021). https://doi.org/10.1007/s10291-021 -01183-2
15.He K., Weng D., Ji S., Wang Z., Chen W., Lu Y., Nie Z. Improving the Performance of Time-Relative GNSS Precise Positioning in Remote Areas[J]. Sensors, 2021, 21(1): 292. https://doi.org/10.3390/s21010292
16.Shuang Zhao, Zhenjie Wang, Zhixi Nie, Kaifei He, Ning Ding. Investigation on total adjustment of the transducer and seafloor transponder for GNSS/Acoustic precise underwater point positioning[J]. Ocean Engineering, 2021, 221(2021):108533. https://doi.org/10.1016/j.oceaneng.2020.108533
17.He K., Weng D., Ji S., Wang Z., Chen W., Lu Y. Ocean Real-Time Precise Point Positioning with the BeiDou Short-Message Service[J]. Remote Sensing, 2020, 12(24): 4167. https://doi.org/10.3390/rs12244167
18.He K., Liu H., Wang Z. A Novel Adaptive Two-Stage Information Filter Approach for Deep-Sea USBL/DVL Integrated Navigation[J]. Sensors, 2020, 20（21）: 6029. https://doi.org/10.3390 /s20216029
19.Zhixi Nie, Boyang Wang, Zhenjie Wang, Kaifei He.An offshore real-time precise point positioning technique based on a single set of BeiDou short-message communication devices[J]. Journal of Geodesy, 2020,94（9）:78. https://doi.org/10.1007/s00190-020-01411-6
20.He K., Xu T., Förste C., Wang Z., Zhao Q., Wei Y. A Method to Correct the Raw Doppler Observations for GNSS Velocity Determination[A]. In: International Association of Geodesy Symposia[C]. 2020, Springer, Berlin, Heidelberg. https://doi.org/10.1007/1345_2020_119
21.Huimin Liu, Zhenjie Wang, Rui Shan, Kaifei He, Shuang Zhao. Research into the integrated navigation of a deep-sea towed vehicle with USBL/DVL and pressure gauge [J]. Applied Acoustics, 2020, 159(2020):107052.https://doi.org/10.1016/j.apacoust.2019.107052
22.Shuang Zhao, Zhenjie Wang, Kaifei He, Zhixi Nie, Huimin Liu , Ning Ding. Investigation on Stochastic Model Refinement for Precise Underwater Positioning [J]. IEEE Journal of Oceanic Engineering, 2019, 45(4): 1482-1496. https://doi.org/10.1109/JOE.2019.2935481
23.Shengyue Ji, Ziru Sun, Duojie Weng, Wu Chen, Zhenjie Wang, Kaifei He. High-precision Ocean navigation with single set of BeiDou short-message device [J]. Journal of Geodesy, 2019, 93(3): 1589-1602. https://doi.org/10.1007/s00190-019-01273-7
24.Min Li, Tianhe Xu, Frank Flechtner, Christoph Förste, Biao Lu and Kaifei He. Improving the Performance of Multi-GNSS (Global Navigation Satellite System) Ambiguity Fixing for Airborne Kinematic Positioning over Antarctica [J]. Remote Sensing, 2019, 11(8):992. https://www.mdpi.com/2072-4292/11/8/992
25.Min Li, Tianhe Xu, Biao Lu, Kaifei He. Multi-GNSS precise orbit positioning for airborne gravimetry over Antarctica [J]. GPS Solutions, 2019, 23(2): 53. http://doi.org/10.1007/s10291-019-0848-9
26.Huimin Liu, Zhenjie Wang, Shuang Zhao, Kaifei He. Accurate Multiple Ocean Bottom Seismometer Positioning in Shallow Water Using GNSS/Acoustic Technique [J]. Sensors, 2019, 19(6):1406. https://doi.org/10.3390/s19061406
27.Biao Lu, Franz Barthelmes, Min Li, Christoph Förste, Elmas Sinem Ince, Svetozar Petrovic, Frank Flechtner, Joachim Schwabe, Zhicai Luo, Bo Zhong, Kaifei He. Shipborne gravimetry in the Baltic Sea: data processing strategies, crucial findings and preliminary geoid determination tests [J]. Journal of Geodesy, 2019, 93(7): 1059-1071. https://doi.org/10.1007/s00190-018- 01225-7
28.Zhenjie Wang, Shuang Zhao, Shengyue Ji, Kaifei He, Zhixi Nie, Huimin Liu, Rui Shan. Real-time stochastic model for precise underwater positioning [J]. Applied Acoustics, 2019, 150(06):36-43.https://doi.org/10.1016/J.APACOUST.2019.01.021
29.Min Li, Karl-Hans Neumayer, Frank Flechtner, Biao Lu, Christoph Förste, Kaifei He,Tianhe Xu. Performance Assessment of Multi-GNSS Precise Velocity and Acceleration Determination over Antarctica[J]. The Journal of Navigation, 2018, 72(1):1-18. https://doi.org/10.1017/S0373463318000656
30.Shengyue Ji, Rongyao Du, Wu Chen, Zhenjie Wang, Kaifei He, Zhixi Nie. Partial GNSS ambiguity resolution in coordinate domain [J]. Survey Review, 2018, 51(369):525-532. https://doi.org/10.1080/ 00396265.2018.1490870
31.Shuang Zhao, Zhenjie Wang, Kaifei He, Ning Ding. Investigation on underwater positioning stochastic model based on acoustic ray incidence angle [J]. Applied Ocean Research, 2018,2018(77): 69-77. https://doi.org/10.1016/j.apor.2018.05.011
32.Min Li, Kaifei He, Tianhe Xu, Biao Lu. Robust adaptive filter for shipborne kinematic positioning and velocity determination during the Baltic Sea experiment [J]. GPS Solution, 2018, 22(3):81. https://doi.org/10.1007/s10291-018-0747-5
33.Biao Lu, Franz Barthelmes, Svetozar Petrovic, Christoph Förste, Frank Flechtner, Zhicai Luo, Kaifei He, Min Li. Airborne gravimetry of GEOHALO mission: data processing and gravity field modeling [J], Journal of Geophysical Research: Solid Earth, 2017, 122(12): 10586-10604. https://doi.org/10.1002/2017JB014425
34.Y. Tian, G. Xu, F. Neitzel, K. He, Y. Xu, N. Jiang, An approach to improve the GPS positioning performance under urban environment conditions, Measurement, 2016, 93:414-420. https://doi.org/10.1016/j.measurement.2016.07.021
35.Kaifei He, Tianhe Xu, Christoph Förste, Svetozar Petrovic, Franz Barthelmes, Nan Jiang , Frank Flechtner. GNSS Precise Kinematic Positioning for Multiple Kinematic Stations Based on A Priori Distance Constraints [J]. Sensors. 2016, 16(4):470. DOI:10.3390/s16040470 (SCI)
36.Kaifei He, Guochang Xu, Tianhe Xu, Frank Flechtner, GNSS Navigation and Positioning for the GEOHALO experiment in Italy[J], GPS Solution, 2016, 20(2): 215-224. DOI: 10.1007/s10291-014-0430-4(SCI)
37.Kaifei He, GNSS Kinematic Position and Velocity Determination for Airborne Gravimetry [D]. PhD thesis (Scientific Technical Report 15/04), GFZ - German Research Centre for Geosciences. 2015, DOI: 10.2312/GFZ.b103-15044
38.Semmling A. M., Beckheinrich J., Wickert J., Beyerle G., Schön S., Fabra F., Pflug H., He K., Schwabe J., Scheinert, M., Sea surface topography retrieved from GNSS reflectometry phase data of the GEOHALO flight mission[J]. Geophysical Research Letters. 2014, 41(3):954-960. DOI: 10.1002/2013GL058725
39.T. Xu, K. He, G. Xu. 2012, Orbit determination and thrust force modeling for a maneuvered GEO satellite using two-way adaptive Kalman filtering[J]. Science China Physics, Mechanics and Astronomy, 55(4), P738-743. DOI:10.1007/s11433-012-4670-4
40.Tianhe Xu, Kaifei He. An Improved Energy Balance Approach and Its Application in CHAMP Gravity Field Recovery[J]. Geo-spatial Information Science，2008，11(3): 168-173. https://doi.org/10.1007/ s11806-008-0080-1
Research Boards and Committees
1. Member of the International Association Geodesy (IAG), In the Inter-Commission Committee on Marine Geodesy (ICCM) (Since 2021)
2. Member of Editorial Board of the Journal of Global Positioning Systems (JoGPS) (Since 2021)
3. Member of the Geodesy and Navigation Professional Committee, belong to the Chinese Society of Geodesy Photogrammetry and Cartography (CSGPC) (Since 2021)
Awards
1. In 2022, he won the 13th Qingdao Youth Science and Technology Award.
2. In 2020, he won the first prize of the 'China Satellite Positioning Technology Progress Award' issued by the GNSS & LBS Association of China. The award-winning project: Research and development of key technology and domestic equipment for the marine geological exploration, navigation and positioning.
Participate in Academic Activities
2025.09 IAG 2025 Scientific Assembly. Rimini, Italy.
Oral Presentation: A novel reconstruction method of ocean sound speed field based on U-Net network with application in underwater acoustic positioning, and Poster Presentation: ROTI-based GNSS Velocity Estimation Method under magnetic storm conditions.
2025.05 The 3rd IAG Commission 4 Symposium, Wuhan, China.
Oral Presentation: Research on Real-time Precision Positioning Method of QZSS/GNSS.
2023-07 The 28th International Union of Geodesy and Geophysics (IUGG) General Assembly, Berlin. Germany
Oral Presentation: Integrated GNSS Doppler Velocity Determination for GEOHALO Airborne Gravimetry.
2020-10 GPS/GNSS Symposium 2020, IPNTJ, Tokyo, Japan.
Online Oral Presentation: A method to correct the raw Doppler observations for GNSS velocity determination.
2019-07 The 27th International Union of Geodesy and Geophysics (IUGG) General Assembly, Montreal, Quebec, Canada.
Oral Presentation: A method to correct the raw Doppler observations for GNSS velocity determination.
2018-08 Tokyo University of Marine Science and Technology, Tokyo, Japan
International GNSS Summer School 2018, Faculty: Akio Yasuda, July 30 – August 4, 2018,
2018-07 Chang’an University, Xi’an, China
2018 CPGPS Forum, Oral report: GNSS Precise Kinematic Positioning for Kinematic Platform Based on Multiple Antennas
2018-04 EGU2018-European Geosciences Union General Assembly 2018, Vienna, Austria.
Poster title: GNSS Integrated Doppler Velocity Determination for GEOHALO Airborne Gravimetry
2016-07 Shanghai Astronomical Observatory, Shanghai, China
1st International Conference on GNSS+ (ICG+2016) - Advances, Opportunity and Challenges
Oral report:A study on the sign correction of the raw Doppler observation for GNSS velocity determination
2013.09 GFZ - German Research Centre for Geosciences, Potsdam, Germany
150th Anniversary of the International Association of Geodesy (IAG), Participation
2013.07 GFZ - German Research Centre for Geosciences, Potsdam, Germany
2nd Gfg2 Summer School, Participation
2011-08 Dokuz Eylül Üniversitesi, Izmir, Turkey
The GMIT/GLOBK short course, Faculty: Tom Herring, MIT, Participation
Last update: September 15, 2025