Ø  Theories and techniques in scatterometer data processing

Ø  Retrieval of wind vectors under extreme conditions using scatterometer and radiometer

Ø  Application of artificial intelligence in wind vector parameter retrieval from scatterometer data

Ø  Rain effects over scatterometer observations and retrieved wind vectors.

Ph.D. Photogrammetry and remote sensing, Wuhan University, Wuhan, China, 430079, September 2005-Decemeber 2010
Dissertation: Biomass Related Parameter Retrieving from Quad-pol Images via Target Decomposition Method (Prof. Ning Shu)

B.S. Geomatics Engineering, Wuhan University, Wuhan, 430079, China.

September 2001-July 2005
Senior Design: 3-D reconstruction of objects from laser scanned data.

B.A. (Dual Degree) English, Huazhong University of Science and Technology, Wuhan, 430074, China, June 2003-June 2005

Associate Professor, National Space Science Centre, Chinese Academy of Sciences, Beijing, 100190, China. April, 2019-Present.

Assistant Professor, National Space Science Centre, Chinese Academy of Sciences, Beijing, 100190, China. April, 2013-2019.

Postdoctoral Research Fellow, National Space Science Centre, Chinese Academy of Sciences, Beijing, 100190, China. February, 2011- April, 2013.

Research Projects at NSSC:

Ø  CFOSCAT data simulation, ground test signal and data processing, data pre-processing, airplane campaign data processing and wind vector retrieval, novel data processing methods for rotating fan-beam scatterometer. April 2011–May 2018.

Ø  Data processing algorithm and system development of fully polarized scatterometer for National Major Science and Technology Infrastructure Construction Project - Airborne Remote Sensing System Fully Polarized Microwave Scatterometer/Radiometer. April, 2011–April, 2014.

Ø  L-band scatterometer data model and simulation for marine salinity satellite. April 2014–December 2016

Ø  Active-passive observations of sea surface under high wind conditions using HY-2 scatterometer and radiometers. Supported in parts by the National Key Research and Development Plan (Marine environmental safety assurance) Grant No. 2016YFC1401001 – Fully polarization microwave scatterometer–radiometer sea surface wind field inversion technology research. December 2016–May 2019

Ø  Onboard processing of scatterometer measurements for retrieval of wind vectors. Supported in parts by the National Key Research and Development Plan Grant No. 2017YFB0502800 – Atmospheric and marine environmental on-board processing and rapid inversion technology. June 2017–June 2019

Visiting Research Scientist, sponsored by Chinese Academy of Sciences and Royal Netherlands Metrologic Institute (KNMI), 3731 GA, De Bilt, The Netherlands.
Research topic: Application of Neural Networks in rain effects over scatterometer data, research on a new quality control indicator in rain contaminated scatterometer data processing (Dr. Ad Stoffelen). May 2018–May 2019

Visiting Research Associate, sponsored by China Scholarship Council, and the
School of Geosciences, University of Edinburgh, UK, EH8 9XP.
Research topic: Target decomposition method for polarimetric SAR. Polarimetric InSAR. (Prof. Iain Woodhouse), October 2008–October 2009

Recitation Instructor and Teaching Assistant, Fundamentals of microwave remote sensing – theories and techniques. University of Chinese Academy of Sciences. 2017–2019

First Author

第一作者：

1. Xingou Xu and Ad Stoffelen, "Support vector machine tropical wind speed retrieval in the presence of rain for Ku-band wind scatterometry", Atmos. Meas. Tech., 12(14), 7435–7451, 2021.https://doi.org/10.5194/amt-14-7435-2021

2. Xingou Xu and Ad Stoffelen, "A Further Evaluation of the Quality Indicator Joss for Ku-Band Wind Scatterometry in Tropical Regions," 2021 IEEE International Geoscience and Remote Sensing Symposium IGARSS, 2021, pp. 7299-7302, doi: 10.1109/IGARSS47720.2021.9553442.

3. Xingou Xu, Ad Stoffelen, Marcos Portabella, Wenming Lin and Xiaolong Dong, "A Comparison of Quality Indicators for Ku-Band Wind Scatterometry & for Typhoons Lekima and Krosa," 2021 IEEE International Geoscience and Remote Sensing Symposium IGARSS, 2021, pp. 7584-7587, doi: 10.1109/IGARSS47720.2021.9553678.      

4. Xingou Xu, Ad Stoffelen, Wenming Lin, Xiaolong Dong, Rain False-Alarm-Rate Reduction for CSCAT [J], IEEE Geoscience and Remote Sensing Letters, pp.1-5, Dec. 2020. DOI: 10.1109/LGRS.2020.3039622. 

5. Xingou Xu, Saibun Tjuatja, Ad Stoffelen and Xiaolong Dong, "A Study on Combined C- and Ku-Band Rain Effects for Wind Scatterometry Quality Control," IGARSS 2020 - 2020 IEEE International Geoscience and Remote Sensing Symposium, 2020, pp. 5798-5800, doi: 10.1109/IGARSS39084.2020.9323343.

6. Xingou Xu, Ad Stoffelen, Wenming Lin and Xiaolong Dong, "Generalization of Ku-Band False-Alarm Reduction Method and Application to Cscat," IGARSS 2020 - 2020 IEEE International Geoscience and Remote Sensing Symposium, 2020, pp. 5787-5789, doi: 10.1109/IGARSS39084.2020.9323921.

7. Xingou Xu, Ad Stoffelen & Jan Fokke Meirink, Comparison of Ocean Surface Rain Rates from the Global Precipitation Mission and the Meteosat Second Generation Satellite for Wind Scatterometer Quality Control,  IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, pp:1-11, May, 2020.

8. Xingou Xu,  Xiaolong Dong & Yu Xie, On-board Wind Scatterometry, Remote Sensing, 2020, 12(7),1216.

9. Xingou Xu & Ad Stoffelen, Improved Rain Screening for Ku-Band Wind Scatterometery. IEEE Transactions on Geoscience and Remote Sensing. pp:1-10, Nov. 2019.

10. Xingou Xu, Ad Stoffelen, Wind Retrievalfor Cfoscat Edge and Nadir Observations Based on Neural Networks And Improved Principle Component Analysis, //2019 IEEE International Geoscience and Remote Sensing Symposium.2019. 

11. Xingou Xu, Xiaolong Dong, Di Zhu, Shuyan Lang. High Winds From Combined Active and Passive Measurements of HY-2A Satellite. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2018:1-10.

12. Xingou Xu, Xiaolong Dong, Wenming Lin, Risheng Yun, Di Zhu. Wind Field Retrieving for SCAT Onboard CFOSAT Based on PCA Method//2018 IEEE International Geoscience and Remote Sensing Symposium.2018.

13. Xingou Xu, Xiaolong Dong, Lei Zhang, et al. Wind speed retrieving for combined observations of scatterometer and radiometer onboard HY-2A for typhoons using neural network//2017 IEEE International Geoscience and Remote Sensing Symposium.

14. Xingou Xu, Risheng Yun, Xiaolong Dong, Di Zhu, Shuyan Lang. Data and processing of RFSCAT onboard CFOSAT//2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS). 2016.

15. Xingou Xu, Xiaolong Dong, Di Zhu, Shuyan Lang, Kuntang Chen. Wind field retrieving under rainy condition from combined observations of scatterometer and radiometer onboard HY-2A. 2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS).2016.

16. Xingou Xu, Risheng Yun, Xiaolong Dong, Di Zhu, Xiaobin Yin, Hao Liu. Data preprocessing of MICAP (microwave imager combined active and passive) scatterometer//2016 IEEE International Geoscience and Remote Sensing Symposium. 2016. (EI 检索)

17. Xingou Xu, Xiaolong Dong, Di Zhu, Wenming Lin. Pre-processing algorithm and airborne campaign result analysis of a rotating fan-beam scatterometer// Proceedings Volume 9264, Earth Observing Missions and Sensors: Development, Implementation, and Characterization III. 2014. (EI 检索)

18. Xingou Xu, Xiaolong Dong, Xiangkun Zhang, Shaobo Wang. Data processing and airborne experiment results analysis of a fully polarized scatterometer.// 2013 IEEE International Geoscience and Remote Sensing Symposiu(IGARSS). 2013. (EI 检索)

19. Xingou Xu, Xiaolong Dong, Wenming Lin, Shuyan Lang, Di Zhu, Kuntang Chen. Ocean Wind Retriving Under Rainy Conditions for HSCAT onboard HY-2A//International Ocean Vector Winds Science Team Meeting oral report.

20. Xing-ou Xu, Armando Marino, Lei Li. Biomass related parameter retrieving from quad-pol images based on Freeman-Durden decomposition//2011 IEEE International Geoscience and Remote Sensing Symposium(IGARSS).2011 (EI 检索)

Co-author

1.       Wenming Lin; Xiaolong Dong; Marcos Portabella; Shuyan Lang; Yijun He; Risheng Yun; Zhixiong Wang; Xingou Xu; Di Zhu; Jianqiang Liu. A Perspective on the Performance of the CFOSAT Rotating Fan-Beam Scatterometer. IEEE Transactions on Geoscience and Remote Sensing,2019, 57(2):627-639.

2.       Qingliu Bao, Xiaolong Dong, Di Zhu, Shuyan Lang, Xingou Xu. The Feasibility of Ocean Surface Current Measurement Using Pencil-Beam Rotating Scatterometer. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2015, 8(7):3441-3451.

3.       Jintai Zhu, Xiaolong Dong, Wenming Lin, Xingou Xu. Calibration and Estimation of Attitude Errors for a Rotating Fan-Beam Scatterometer Using Calibration Ground Stations. IEEE Journal of Selected Topics in Applied Earth Observations & Remote Sensing, 2015, 8(1):171-179.

4.       Xiaobin Yin, Hao Liu, Risheng Yun, Lin Wu, Xingou Xu, Di Zhu. Potential of microwave imager combined activepassive for the retrieval of sea surface salinity: A new mission concept//2016 14th Specialist Meeting on Microwave Radiometry and Remote Sensing of the Environment (MicroRad). 2016.

5.       Xiaobin Yin, Ruanyu Zhang, Xingou Xu, Yingzhu Huang, Zhenzhan Wang. Wind and wave under strong tropical cyclones// 2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS).2016.

6.       Di Zhu, Xiaolong Dong, Risheng Yun, Xingou Xu. Recent advances in developing the CFOSAT scatterometer // 2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS).2016.

7.       Risheng Yun, Xingou Xu, Xiaolong Dong, Di Zhu. Simulation and retrieval of wind of CFOSAT rotating-Fan beam SCATterometer//2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS). 2016.

8.       Di Zhu, Xiaolong Dong, Risheng Yun, Xingou Xu, Liling Liu, Gang Wang. Dual Frequency Polarized Scatterometer for global snow observation//2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS). 2016.

9.       Risheng Yun, Xingou Xu, Xiaolong Dong, Di Zhu. The processing and simulation of the CFOSAT RFSCAT//2015 IEEE International Geoscience and Remote Sensing Symposium (IGARSS). 2015.

10.    Gang Wang, Xiaolong Dong, Qingliu Bao, Di Zhu, Xingou Xu. An unfocused SAR design to improve azimuth resolution of dual-frequency full-polarized scatterometer//2015 IEEE International Geoscience and Remote Sensing Symposium (IGARSS), 2015.

11.    Di Zhu, Xiaolong Dong, Lei Zhang, Xingou Xu, Jintai Zhu, Qian Wang, Qingliu Bao. Decoupling of sea surface and rain backscatter for spaceborne scatterometers// 2014 IEEE Geoscience and Remote Sensing Symposium. 2014.

12.    Di Zhu, Lei Zhang, Xiaolong Dong, Xing-ou Xu, Zhongguo Song, Shuyan Lang, Shaobo Wang. Airborne experiments validating the spaceborne RFSCAT on CFOSAT// 2013 IEEE International Geoscience and Remote Sensing Symposium. 2013.

Ø  Theories and techniques in scatterometer data processing

Ø  Retrieval of wind vectors under extreme conditions using scatterometer and radiometer

Ø  Application of artificial intelligence in wind vector parameter retrieval from scatterometer data

Ø  Rain effects over scatterometer observations and retrieved wind vectors.

Ø  Microwave remotely sensed data re-processing, re-calibration and re-analysis for global change. Grant amount ¥150,000, 1-3-5 project of National Space Science Center, National Space Science Center, Chinese Academy of Sciences, 2017

Ø  Research on Geophysical Model Function for Polarimetric Scatterometers, grant No.41206167. Grant amount ¥250,000, Youth Fund of National Natural Science Foundation China, National Science Foundation, China., 2013–2015