Basic Information

Affiliated programs (koza)

• Graduate School of Science, 地球惑星科学専攻 応用固体地球物理学講座, 助教

Professional Memberships

• 地震学会
• 測地学会
• International Association of Geodesy

Academic Degree

• 工学博士(武漢測絵科技大学)

Language of Instruction

• English
• Chinese

ID,URL

• J-Global ID

  200901053883388350

researchmap URL

• https://researchmap.jp/read0161022

Research

Research Topics, Overview of the research

• Research Topics

  Geodesy (space geodesy, theoretical geodesy, satellite gravity), inverse problem theory, geomathematics and statistics, mathematical geophysics

Research Interests

• 数学一般
• 固体地球物理学
• Mathematics
• Geophysics

Research Areas

• Natural sciences, Solid earth science
• Natural sciences, Applied mathematics and statistics
• Natural sciences, Basic mathematics

Papers

• Comparing the estimates of the variance of unit weight in multiplicative error models

  Yun Shi; Peiliang Xu

  ACTA GEODAETICA ET GEOPHYSICA, Sep. 2015, Peer-reviewed

  
• Alternative formulae for parameter estimation in partial errors-in-variables models

  Yun Shi; Peiliang Xu; Jingnan Liu; Chuang Shi

  JOURNAL OF GEODESY, Jan. 2015, Peer-reviewed

  
• Variance components in errors-in-variables models: estimability, stability and bias analysis

  Peiliang Xu; Jingnan Liu

  JOURNAL OF GEODESY, Aug. 2014, Peer-reviewed

  
• Effects of errors-in-variables on weighted least squares estimation

  Peiliang Xu; Jingnan Liu; Wenxian Zeng; Yunzhong Shen

  JOURNAL OF GEODESY, Jul. 2014, Peer-reviewed

  
• Adjustment of Measurements with Multiplicative Errors: Error Analysis, Estimates of the Variance of Unit Weight, and Effect on Volume Estimation from LiDAR-Type Digital Elevation Models

  Yun Shi; Peiliang Xu; Junhuan Peng; Chuang Shi; Jingnan Liu

  SENSORS, Jan. 2014, Peer-reviewed

  
• New approach for earthquake/tsunami monitoring using dense GPS networks

  Xingxing Li; Maorong Ge; Yong Zhang; Rongjiang Wang; Peiliang Xu; Jens Wickert; Harald Schuh

  Scientific Reports, 17 Sep. 2013, Peer-reviewed

  
• Adjustment of geodetic measurements with mixed multiplicative and additive random errors

  Peiliang Xu; Yun Shi; Junhuan Peng; Jingnan Liu; Chuang Shi

  JOURNAL OF GEODESY, Jul. 2013, Peer-reviewed

  
• The effect of incorrect weights on estimating the variance of unit weight

  Peiliang Xu

  STUDIA GEOPHYSICA ET GEODAETICA, Jul. 2013, Peer-reviewed

  
• Eliminating negative VTEC in global ionosphere maps using inequality-constrained least squares

  Hongping Zhang; Peiliang Xu; Wenhui Han; Maorong Ge; Chuang Shi

  Advances in Space Research, 15 Mar. 2013, Peer-reviewed

  
• Experimental quality evaluation of lattice basis reduction methods for decorrelating low-dimensional integer least squares problems

  Peiliang Xu

  EURASIP JOURNAL ON ADVANCES IN SIGNAL PROCESSING, 2013, Peer-reviewed

  
• High-rate precise point positioning (PPP) to measure seismic wave motions: An experimental comparison of GPS PPP with inertial measurement units

  Peiliang Xu; Chuang Shi; Rongxin Fang; Jingnan Liu; Xiaoji Niu; Quan Zhang; Takashi Yanagidani

  Journal of Geodesy, 2013, Peer-reviewed

  
• Total least squares adjustment in partial errors-in-variables models: algorithm and statistical analysis

  Peiliang Xu; Jingnan Liu; Chuang Shi

  JOURNAL OF GEODESY, Aug. 2012, Peer-reviewed

  
• Bias-corrected regularized solution to inverse ill-posed models

  Yunzhong Shen; Peiliang Xu; Bofeng Li

  JOURNAL OF GEODESY, Aug. 2012, Peer-reviewed

  
• Error estimates of velocities and displacements from accelerographs

  Peiliang Xu

  GEOPHYSICAL JOURNAL INTERNATIONAL, Mar. 2012, Peer-reviewed

  
• Parallel Cholesky-based reduction for the weighted integer least squares problem

  Peiliang Xu

  JOURNAL OF GEODESY, Jan. 2012, Peer-reviewed

  
• Integer estimation methods for GPS ambiguity resolution: an applications oriented review and improvement

  Peiliang Xu; Chuang Shi; Jingnan Liu

  SURVEY REVIEW, Jan. 2012, Peer-reviewed

  
• Iterative generalized cross-validation for fusing heteroscedastic data of inverse ill-posed problems

  Peiliang Xu

  GEOPHYSICAL JOURNAL INTERNATIONAL, Oct. 2009, Peer-reviewed

  
• Zero initial partial derivatives of satellite orbits with respect to force parameters violate the physics of motion of celestial bodies

  Xu PeiLiang

  SCIENCE IN CHINA SERIES D-EARTH SCIENCES, Apr. 2009, Peer-reviewed

  
• Application of GOCE data for regional gravity field modeling

  Juraj Janak; Yoichi Fukuda; Peiliang Xu

  EARTH PLANETS AND SPACE, 2009, Peer-reviewed

  
• Assessment of stochastic models for GPS measurements with different types of receivers

  Li BoFeng; Shen YunZhong; Xu PeiLiang

  CHINESE SCIENCE BULLETIN, Oct. 2008, Peer-reviewed

  
• Preface

  P. Xu; J. Liu; A. Dermanis

  International Association of Geodesy Symposia, 2008, Peer-reviewed

  
• VI Hotine-Marussi symposium on theoretical and computational geodesy: IAG symposium Wuhan, China 29 May-2 June, 2006

  Peiliang Xu; Jingnan Liu; Athanasios Dermanis

  International Association of Geodesy Symposia, 2008, Peer-reviewed

  
• Position and velocity perturbations for the determination of geopotential from space geodetic measurements

  Peiliang Xu

  CELESTIAL MECHANICS & DYNAMICAL ASTRONOMY, 2008, Peer-reviewed

  
• Estimability analysis of variance and covariance components

  Peiliang Xu; Yumei Liu; Yunzhong Shen; Yoichi Fukuda

  JOURNAL OF GEODESY, Sep. 2007, Peer-reviewed

  
• Reply to the comments by K. R. Koch and J. Kusche on Xu et al. (2006) Variance component estimation in linear inverse ill-posed models, J Geod 80 : 69-81

  Peiliang Xu; Yunzhong Shen; Yoichi Fukuda; Yumei Liu

  JOURNAL OF GEODESY, Sep. 2007, Peer-reviewed

  
• Erratum: "Voronoi cells, probabilistic bounds, and hypothesis testing in mixed integer linear models" (IEEE Transactions on Information Theory)

  Peiliang Xu

  IEEE Transactions on Information Theory, Nov. 2006, Peer-reviewed

  
• Voronoi cells, probabilistic bounds, and hypothesis testing in mixed integer linear models

  Peiliang Xu

  IEEE TRANSACTIONS ON INFORMATION THEORY, Jul. 2006, Peer-reviewed

  
• Variance component estimation in linear inverse ill-posed models

  Peiliang Xu; Yunzhong Shen; Yoichi Fukuda; Yumei Liu

  JOURNAL OF GEODESY, May 2006, Peer-reviewed

  
• Multiple parameter regularization: numerical solutions and applications to the determination of geopotential from precise satellite orbits

  PL Xu; Y Fukuda; YM Liu

  JOURNAL OF GEODESY, Apr. 2006, Peer-reviewed

  
• Sign-constrained robust least squares, subjective breakdown point and the effect of weights of observations on robustness

  PL Xu

  JOURNAL OF GEODESY, Jun. 2005, Peer-reviewed

  
• Precise, three-dimensional seafloor geodetic deformation measurements using difference techniques

  PL Xu; M Ando; K Tadokoro

  EARTH PLANETS AND SPACE, 2005, Peer-reviewed

  
• Determination of regional stress tensors from fault-slip data

  PL Xu

  GEOPHYSICAL JOURNAL INTERNATIONAL, Jun. 2004, Peer-reviewed

  
• Random tensors with applications in the earth sciences

  P. Xu

  Journal of the Geodetic Society of Japan, 2004, Peer-reviewed

  
• Nonlinear filtering of continuous systems: foundational problems and new results

  PL Xu

  JOURNAL OF GEODESY, Aug. 2003, Peer-reviewed

  
• Numerical solution for bounding feasible point sets

  PL Xu

  JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, Jul. 2003, Peer-reviewed

  
• A hybrid global optimization method: The multi-dimensional case

  PL Xu

  JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, Jun. 2003, Peer-reviewed

  
• A report of the XXIII general assemblies of IUGG and IAG in Sapporo

  S. Takemoto; H. Tsuji; Y. Fukuda; Y. Kuroishi; P. Xu; Y. Tamura; T. Sato; T. Yoshino; K. Heki; H. Fujimoto; T. Ootsubo; K. Shibuya

  Journal of the Geodetic Society of Japan, 2003, Peer-reviewed

  
• A hybrid global optimization method: the one-dimensional case

  PL Xu

  JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, Oct. 2002, Peer-reviewed

  
• Random simulation and GPS decorrelation

  PL Xu

  JOURNAL OF GEODESY, Sep. 2001, Peer-reviewed

  
• Invariant geodynamical information in geometric geodetic measurements

  PL Xu; S Shimada; Y Fujii; T Tanaka

  GEOPHYSICAL JOURNAL INTERNATIONAL, Aug. 2000, Peer-reviewed

  
• Geodynamical value of historical geodetic measurements: A theoretical analysis

  PL Xu; S Shimada; Y Fujii; T Tanaka

  EARTH PLANETS AND SPACE, 2000, Peer-reviewed

  
• Least squares parameter estimation in multiplicative noise models

  PL Xu; S Shimada

  COMMUNICATIONS IN STATISTICS-SIMULATION AND COMPUTATION, 2000, Peer-reviewed

  
• Despeckling SAR-type multiplicative noise

  PL Xu

  INTERNATIONAL JOURNAL OF REMOTE SENSING, Sep. 1999, Peer-reviewed

  
• Spectral theory of constrained second-rank symmetric random tensors

  PL Xu

  GEOPHYSICAL JOURNAL INTERNATIONAL, Jul. 1999, Peer-reviewed

  
• Stabilizing ill-conditioned linear complementarity problems

  P Xu; E Cannon; G Lachapelle

  JOURNAL OF GEODESY, May 1999, Peer-reviewed

  
• Biases and accuracy of, and an alternative to, discrete nonlinear filters

  PL Xu

  JOURNAL OF GEODESY, Feb. 1999, Peer-reviewed

  
• Testing Physical Properties of Geopotential Fields

  Xu, Peiliang

  Boll. Geod.Sc.Affini pp.135-150, 1999, Peer-reviewed

  
• Random Strain/Stress Tensors and Beyond

  徐 培亮

  Quo vadis geodesia, 1999

  
• Truncated SVD Methods for Linear Discrete Ill-posed Problems

  Xu, Peiliang

  Geophysical Journal International pp.505-514, 1998, Peer-reviewed

  
• Truncated SVD methods for discrete linear ill-posed problems

  Peiliang Xu

  Geophysical Journal International, 1998, Peer-reviewed

  
• Mixed integer geodetic observation models and integer programming with applications to GPS ambiguity resolution

  P. Xu

  Journal of the Geodetic Society of Japan, 1998, Peer-reviewed

  
• A general solution in geodetic nonlinear rank-defect models

  Peiliang Xu

  Bollettino di Geodesia e Scienze Affini, 1997, Peer-reviewed

  
• Inferring the relative measure of principal stress components

  Peiliang Xu; S. Shimada

  Geophysical Journal International, 1997, Peer-reviewed

  
• Statistics and geometry of the eigenspectra of three-dimensional second-rank symmetric random tensors

  PL Xu; E Grafarend

  GEOPHYSICAL JOURNAL INTERNATIONAL, Dec. 1996, Peer-reviewed

  
• Probability distribution of eigenspectra and eigen-directions of a two-dimensional, symmetric rank two random tensor

  PL Xu; E Grafarend

  JOURNAL OF GEODESY, Apr. 1996, Peer-reviewed

  
• A multi-objective second-order optimal design for deforming networks

  Peiliang Xu; E. Grafarend

  Geophysical Journal International, 1995, Peer-reviewed

  
• A SIMULATION STUDY OF SMOOTHNESS METHODS IN RECOVERY OF REGIONAL GRAVITY FIELDS

  PL XU; R RUMMEL

  GEOPHYSICAL JOURNAL INTERNATIONAL, May 1994, Peer-reviewed

  
• Consequences of constant parameters and confidence intervals of robust estimation

  Peiliang Xu

  Bollettino di Geodesia e Scienze Affini, 1993, Peer-reviewed

  
• A QUALITY INVESTIGATION OF GLOBAL VERTICAL DATUM CONNECTION

  PL XU

  GEOPHYSICAL JOURNAL INTERNATIONAL, Aug. 1992, Peer-reviewed

  
• DETERMINATION OF SURFACE GRAVITY-ANOMALIES USING GRADIOMETRIC OBSERVABLES

  PL XU

  GEOPHYSICAL JOURNAL INTERNATIONAL, Aug. 1992, Peer-reviewed

  
• On robust estimation with correlated observations

  X. Peiliang

  Bulletin Géodésique, 1989, Peer-reviewed

  
• Multi-objective optimal second order design of networks

  X. Peiliang

  Bulletin Géodésique, 1989, Peer-reviewed

  

Misc.

• Isotropic probabilistic models for directions, planes and referential systems

  PL Xu

  PROCEEDINGS OF THE ROYAL SOCIETY A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES, Aug. 2002, Peer-reviewed

  
• New Challenges in Connection with Precise GPS Positioning

  Xu, Peiliang

  IAG Proceedings pp.359-364, 2002, Peer-reviewed

  
• Discrete Linear Ill-posed Problems

  徐 培亮

  1999地球惑星合同大会 pp.1, 1999

  
• Integer Programming and GPS Kinematic Positioning

  Xu, Peiliang

  Proc. Int. Symp. Recent Crustal Movement and Hazard Reduction pp.154-163, 1998

  
• On Physical Properties of Estimated Geopotential Fields

  徐 培亮

  日本地学学会第90回講演会 pp.1, 1998

  

Presentations

• Mathematical foundations for the next generation of global gravity models from satellite gravity missions of CHAMP/GRACE types

  XU Peiliang

  IUGG 2015 General Assembly Prague, Jun. 2015

  
• Quality evaluation of GPS decorrelation

  XU Peiliang

  Chinese Satellite Navigation Conference, May 2015, Invited

  
• Least-squares-based adjustment of geodetic measurements with multiplicative random errors

  XU Peiliang

  EGU 2015 General Assembly, Apr. 2015, Invited

  
• On zero partial derivatives of satellite orbits with respect to force parameters

  XU Peiliang

  European Geosciences Union Conference, Apr. 2015, Invited

  
• Experimental quality evaluation of lattice basis reduction methods for discrete tomography

  XU Peiliang

  Joint Meeting of the American Mathematical Society, Jan. 2014, Invited

  
• Error evaluation of displacements and velocities from accelerograph

  XU Peiliang

  Annual Meeting of Chinese Geophysical Society, Oct. 2013, Invited

  
• Variance components in errors-in-variables models: estimability, stability and bias analysis

  VIII Hotine-Marussi International Symposium, 2013, Intercommission Committee on Theory, International Association of Geodesy, June 17-21, Invited

  
• Fast integer estimation methods for GPS ambiguity resolution: review and improvement

  European Geoscience Union General Assembly, 2013, European Geoscience Union, Vienna, April 7-12, Invited

  
• Data assimilation for geophysical inverse ill-posed problems

  European Geoscience Union General Assembly, 2012, European Geoscience Union, Vienna, April 22-27, Invited

  
• Mathematical challenges arising from earth-space observation: mixed integer linear models, measurement-based perturbation theory and data assimilation for ill-posed problems

  Joint Mathematical Meeting, 2012, American Mathematical Society, Boston, Jan 4-7, Invited

  
• Combining different types of data for geophysical inversion

  XU Peiliang

  Annual Meeting of Chinese Geophysical Society, Oct. 2011, Invited

  
• Integer estimation methods for GPS ambiguity resolution: an applications-oriented review and improvement

  XU Peiliang

  Chinese Satellite Navigation Conference, May 2011, Invited

  
• Mixed integer linear models: modelling, integer estimation, probabilistic bounds and hypothesis testings

  Geomathematics 2008, 2008, Technical University of Kaiserslautern, Invited

  
• Coordinate and velocity perturbations for the determination of the Earth’s gravity field

  European Geosciences Union General Assembly, 2008, European Geosciences Union

  
• Multiple parameter regularization with applications in geodesy

  Workshop on Inverse Problems, 2005, Technical University of Kaiserslautern

  
• How to retrieve physical information from highly contaminated data

  European Geosciences Union General Assembly, 2005, European Geosciences Union

  
• Global Optimization for Geo-Inverse Problems

  W.A. Heiskanen Symposium in Geodesy, 2002, The Ohio State University, Invited

  
• Random Stress/Strain Tensors and Beyond

  Quo vadis geodesia ...?, 1999, Stuttgart University, Invited

  
• High-rate 50Hz Precise Point Positioning for Seismic Wave Measurements

  XU Peiliang

  International Symposium on Geodesy for Earthquake and Natural Hazards (GENAH2014)

  

Books and Other Publications

• Mixed integer linear models

  Xu P.L

  Springer, 2010, Not refereed

  
• Proceedings of VI Hotine-Marussi Symposium on Theoretical and Computational Geodesy

  Xu P.L; Liu J.N; Dermanis A

  Springer, 2008, Not refereed

  

Awards

• 2000

  International Association of Geodesy, IAG 1999 Best Paper Award
• 2002

  Geodetic Society of Japan, Tsuboi Prize
• Jul. 2003

  International Association of Geodesy, IAG Fellow

External funds: Kakenhi

• Combining different types of data for geophysical inverse problems: Theory and applications

  Grant-in-Aid for Scientific Research (C)

  Kyoto University

  Peiliang Xu

  From 01 Apr. 2013, To 31 Mar. 2016, Project Closed

  parameter estimation;inverse problems;errors-in-variables;multiplicative noise;integer estimation;variance components;discrete tomography;satellite gravity;tomography;ill-posed

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-25400449/
• Frontier mathematical models for the next generation of global satellite gravity fields

  Grant-in-Aid for Scientific Research (B)

  Kyoto University

  Peiliang XU

  Project Closed

  衛星重力;物理測地学;宇宙測地学;GPS;逆問題;混合整数値線形モデル;衛星重力場;Generalized Cross-Validation;GOCE;重力異常;衛星軌道;重力場;GPS数理学;satellite geodesy;Earth's gravity field;position perturbation;velocity perturbation

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-19340129/
• Mathematical Frontier Research as Conceived in Space-Geodesy

  Grant-in-Aid for Scientific Research (C)

  Kyoto University

  Pl XU

  Project Closed

  Space Geodesy;Mixed Integer Linear Models;Gravity Field;Ocean Bottom Deformation;Optimization;Integer Statistics;Voronoi Cells;Variance Components;space geodesy;mixed integer linear model;variance components;inverse problems;probabilistic bound;ocean bottom deformation;outliers;sing-constrained robust LS;least median of squares;repeated median;subjective breakdown point, Space Geodesy;Mixed Integer Linear Models;Gravity Field;Ocean Bottom Deformation;Optimization;Integer Statistics;Voronoi Cells;Variance Components

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16540386/
• Methods for Precise Determination of Geopotential from Satellite Missions

  Grant-in-Aid for Scientific Research (C)

  Kyoto University

  Pl XU

  Project Closed

  Space geodesy;重力場;非線形インバージョン;非線形filtering;グローバルな最適解;GPS decorrelation;GPS;Physical Geodesy;Regularization;satellite gravity;ice sheet movement;global optimization;nonlinear inversion;Voronoi cells;GPS integer LS models;GPS ambiguity decorrelation;random simulation;nonlinear filter, Space Geodesy;Gravity Field;Nonlinear Inversion;Nonlinear Filtering;Global Ontimization;GPS Decorrelation

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-13640422/

Education

Teaching subject(s)

• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Crustal Movements C

  5154, Spring, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Crustal Movements A

  5152, Spring, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Crustal Movements D

  5155, Fall, Graduate School of Science, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Crustal Movements B

  5153, Fall, Graduate School of Science, 2
• From Apr. 2014, To Mar. 2015

  Seminar on Crustal Movements A

  Spring, 理学研究科
• From Apr. 2014, To Mar. 2015

  Seminar on Crustal Movements B

  Fall, 理学研究科
• From Apr. 2014, To Mar. 2015

  Seminar on Crustal Movements C

  Spring, 理学研究科
• From Apr. 2014, To Mar. 2015

  Seminar on Crustal Movements D

  Fall, 理学研究科
• From Apr. 2015, To Mar. 2016

  Seminar on Crustal Movements A

  Spring, 理学研究科
• From Apr. 2015, To Mar. 2016

  Seminar on Crustal Movements B

  Fall, 理学研究科
• From Apr. 2015, To Mar. 2016

  Seminar on Crustal Movements C

  Spring, 理学研究科
• From Apr. 2015, To Mar. 2016

  Seminar on Crustal Movements D

  Fall, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar on Crustal Movements A

  Spring, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar on Crustal Movements B

  Fall, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar on Crustal Movements C

  Spring, 理学研究科
• From Apr. 2016, To Mar. 2017

  Seminar on Crustal Movements D

  Fall, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar on Crustal Movements A

  Spring, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar on Crustal Movements B

  Fall, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar on Crustal Movements C

  Spring, 理学研究科
• From Apr. 2017, To Mar. 2018

  Seminar on Crustal Movements D

  Fall, 理学研究科
• From Apr. 2018, To Mar. 2019

  Seminar on Crustal Movements A

  Spring, 理学研究科
• From Apr. 2018, To Mar. 2019

  Seminar on Crustal Movements B

  Fall, 理学研究科
• From Apr. 2018, To Mar. 2019

  Seminar on Crustal Movements C

  Spring, 理学研究科
• From Apr. 2018, To Mar. 2019

  Seminar on Crustal Movements D

  Fall, 理学研究科
• From Apr. 2019, To Mar. 2020

  Seminar on Crustal Movements A

  Spring, 理学研究科
• From Apr. 2019, To Mar. 2020

  Seminar on Crustal Movements B

  Fall, 理学研究科
• From Apr. 2019, To Mar. 2020

  Seminar on Crustal Movements C

  Spring, 理学研究科
• From Apr. 2019, To Mar. 2020

  Seminar on Crustal Movements D

  Fall, 理学研究科
• From Apr. 2020, To Mar. 2021

  Seminar on Crustal Movements A

  Spring, 理学研究科
• From Apr. 2020, To Mar. 2021

  Seminar on Crustal Movements B

  Fall, 理学研究科
• From Apr. 2020, To Mar. 2021

  Seminar on Crustal Movements C

  Spring, 理学研究科
• From Apr. 2020, To Mar. 2021

  Seminar on Crustal Movements D

  Fall, 理学研究科
• From Apr. 2021, To Mar. 2022

  Seminar on Crustal Movements A

  Spring, 理学研究科
• From Apr. 2021, To Mar. 2022

  Seminar on Crustal Movements B

  Fall, 理学研究科
• From Apr. 2021, To Mar. 2022

  Seminar on Crustal Movements C

  Spring, 理学研究科
• From Apr. 2021, To Mar. 2022

  Seminar on Crustal Movements D

  Fall, 理学研究科

Participation in PhD Defenses (other than KU)

• Reliability control of GNSS carrier-phase integer ambiguity resolution

  Lei Wang, Queensland University of Technology, Australia, Chief Examiner

  May 2015

Administration

Faculty management (title, position)

• From 01 Apr. 2013, To 31 Mar. 2015

  防災研究所国際交流専門委員会委員
• From 01 Apr. 2015, To 31 Mar. 2017

  防災研究所国際交流専門委員会委員

Academic, Social Contribution

Committee Memberships

• From 1999, To 2003

  An Editor of Journal of Geodesy, International Association of Geodesy