- 2018/10 - 現在 Organizing Committee of Empowering Novel Geometric Algebra for Graphics & Engineering (ENGAGE 2019), co-located with The 36th Annual Conference on Computer Graphics International (CGI 2019), University of Calgary, Calgary, Canada, 17-20 June 2019. Leading member
- 2018/10 - 現在 Organizing Committee of Empowering Novel Geometric Algebra for Graphics & Engineering (ENGAGE 2019), co-located with The 36th Annual Conference on Computer Graphics International (CGI 2019), University of Calgary, Calgary, Canada, 17-20 June 2019. Leading member
- 2019/11 - 2021/09 Scientific Committee, 8th Int. Conf. on Applied Geometric Algebras In Computer Science and Engineering (AGACSE), Brno, Czech Republic, Sep. 2021. Member
- 2019/11 - 2021/09 Scientific Committee, 8th Int. Conf. on Applied Geometric Algebras In Computer Science and Engineering (AGACSE), Brno, Czech Republic, Sep. 2021. Member
- 2019/03 - 2019/05 Board of Reviewers of the 27. International Conference in Central Europe on Computer Graphics, Visualization and Computer Vision 2019 (27. WSCG), 27-31 May 2019, Plzen City, Czech Republic, May 2019. Member
- 2019/03 - 2019/05 Board of Reviewers of the 27. International Conference in Central Europe on Computer Graphics, Visualization and Computer Vision 2019 (27. WSCG), 27-31 May 2019, Plzen City, Czech Republic, May 2019. Member
- 2017/09 - 2018/12 Organizing Committee of Empowering Novel Geometric Algebra for Graphics & Engineering (ENGAGE 2018), co-located with The 35th Annual Conference on Computer Graphics International (CGI 2018), Bintan Island, Indonesia, 11-14 June 2018. Leading member
- 2017/09 - 2018/12 Organizing Committee of Empowering Novel Geometric Algebra for Graphics & Engineering (ENGAGE 2018), co-located with The 35th Annual Conference on Computer Graphics International (CGI 2018), Bintan Island, Indonesia, 11-14 June 2018. Leading member
- 2017/06 - 2017/11 Program Committee of the 24th International Conference on Neural Information Processing (ICONIP 2017) in Guangzhou, PR China, 14-18 Nov. 2017. Member
- 2017/06 - 2017/11 Program Committee of the 24th International Conference on Neural Information Processing (ICONIP 2017) in Guangzhou, PR China, 14-18 Nov. 2017. Member
- 2017/06 - 2017/06 Organizing Committee of Geometric Algebra in Computer Science and Engineering (GACSE 2017), co-located with The 34th Annual Conference on Computer Graphics International (CGI 2017), Keio University, Yokohama, Japan Member
- 2017/06 - 2017/06 Organizing Committee of Geometric Algebra in Computer Science and Engineering (GACSE 2017), co-located with The 34th Annual Conference on Computer Graphics International (CGI 2017), Keio University, Yokohama, Japan Member
- 2017/06 - 2017/06 International Program Committee of The 34th Annual Conference on Computer Graphics International (CGI 2017), Keio University, Yokohama, Japan Member
- 2017/06 - 2017/06 International Program Committee of The 34th Annual Conference on Computer Graphics International (CGI 2017), Keio University, Yokohama, Japan Member
- 2016/08 - 2016/08 Special Section of the 33rd International Geographical Congress: W.K. Clifford’s Geometric Algebra and Geographical Information Science: Development and Applications (GAGIS), Xianlin Campus, Nanjing Normal University, Nanjing, PR China Co-Chair
- 2016/08 - 2016/08 Special Section of the 33rd International Geographical Congress: W.K. Clifford’s Geometric Algebra and Geographical Information Science: Development and Applications (GAGIS), Xianlin Campus, Nanjing Normal University, Nanjing, PR China Co-Chair
- 2016/06 - 2016/07 International Program Committee of The 33rd Annual Conference on Computer Graphics International (CGI 2016), Heraklion, Crete, Greece Member
- 2016/06 - 2016/07 International Program Committee of The 33rd Annual Conference on Computer Graphics International (CGI 2016), Heraklion, Crete, Greece Member
- 2016/06 - 2016/06 Workshop Geometric Algebra in Computer Science and Engineering (GACSE), co-located with The 33rd Annual Conference on Computer Graphics International (CGI 2016), Heraklion, Crete, Greece Co-Chair
- 2016/06 - 2016/06 Workshop Geometric Algebra in Computer Science and Engineering (GACSE), co-located with The 33rd Annual Conference on Computer Graphics International (CGI 2016), Heraklion, Crete, Greece Co-Chair
- 2015/11 - 2015/11 International Scientific Committee of International Conference on General Relativity (ICGR-2015), SantGadge Baba Amravati University, Amravati, Maharashtra State, India Member
- 2015/11 - 2015/11 International Scientific Committee of International Conference on General Relativity (ICGR-2015), SantGadge Baba Amravati University, Amravati, Maharashtra State, India Member
- 2015/09 - 2015/09 Prog. Committee, Seventh IEEE International Conference on Awareness Science and Technology (iCAST 2015), Qinhuangdao, China Member
- 2015/09 - 2015/09 Prog. Committee, Seventh IEEE International Conference on Awareness Science and Technology (iCAST 2015), Qinhuangdao, China Member
- 2015/07 - 2015/07 Scientific Committee, 6th Int. Conf. on Applied Geometric Algebras In Computer Science and Engineering, Barcelona, Spain Member
- 2015/07 - 2015/07 Scientific Committee, 6th Int. Conf. on Applied Geometric Algebras In Computer Science and Engineering, Barcelona, Spain Member
- 2015/07 - 2015/07 International Advisory board of 20th International Conference on the Applications of Computer Science and Mathematics in Architecture and Civil Engineering, Weimar, Germany Member
- 2015/07 - 2015/07 International Advisory board of 20th International Conference on the Applications of Computer Science and Mathematics in Architecture and Civil Engineering, Weimar, Germany Member
- 2014/11 - 2014/11 German Academic Exchange Service (DAAD) Scholarship Screening Committee, DAAD Tokyo, Japan Member
- 2014/11 - 2014/11 German Academic Exchange Service (DAAD) Scholarship Screening Committee, DAAD Tokyo, Japan Member
- 2014/10 - 2014/10 Prog. Committee, Sixth IEEE International Conference on Awareness Science and Technology (iCAST 2014), Lieusaint-Paris, France Member
- 2014/10 - 2014/10 Prog. Committee, Sixth IEEE International Conference on Awareness Science and Technology (iCAST 2014), Lieusaint-Paris, France Member
- 2014/08 - 2014/08 Int. Scientific Committee, 10th Int. Conf. on Clifford Algebras and their Applications in Mathematical Physics (ICCA), Tartu, Estonia Member
- 2014/08 - 2014/08 Int. Scientific Committee, 10th Int. Conf. on Clifford Algebras and their Applications in Mathematical Physics (ICCA), Tartu, Estonia Member
- 2014/01 - 2014/01 Scientific Advisory Committee, International Conference on Recent Advances in Mathematics (ICRAM 2014), Nagpur, India Member
- 2014/01 - 2014/01 Scientific Advisory Committee, International Conference on Recent Advances in Mathematics (ICRAM 2014), Nagpur, India Member
- 2013/11 - 2013/11 Prog. Committee, Fifth IEEE International Conference on Awareness Science and Technology (iCAST 2013), Aizu-Wakamatsu, Fukushima, Japan Member
- 2013/11 - 2013/11 Prog. Committee, Fifth IEEE International Conference on Awareness Science and Technology (iCAST 2013), Aizu-Wakamatsu, Fukushima, Japan Member
- 2013/11 - 2013/11 German Academic Exchange Service (DAAD) Scholarship Screening Committee, DAAD Tokyo, Japan Member
- 2013/11 - 2013/11 German Academic Exchange Service (DAAD) Scholarship Screening Committee, DAAD Tokyo, Japan Member
- 2013/01 - 2013/02 Prog. Committee, VisGra 2013, The Second International Workshop on Computer Vision, Seville, Spain Member
- 2013/01 - 2013/02 Prog. Committee, VisGra 2013, The Second International Workshop on Computer Vision, Seville, Spain Member
- 2012/12 - 2012/12 Int. Advisory Committee, ICMS 2012, Int. Conf. on Math. Sciences, Nagpur, India Member
- 2012/12 - 2012/12 Int. Advisory Committee, ICMS 2012, Int. Conf. on Math. Sciences, Nagpur, India Member
- 2012/08 - 2012/08 Prog. Committee, iCAST 2012, The 4th Int. Conf. on Awareness Science and Technology, Seoul, Korea Member
- 2012/08 - 2012/08 Prog. Committee, iCAST 2012, The 4th Int. Conf. on Awareness Science and Technology, Seoul, Korea Member
- 2012/07 - 2012/07 Scientific Committee, 5th Int. Conf. on Applied Geometric Algebras In Computer Science and Engineering, La Rochelle, France Member
- 2012/07 - 2012/07 Scientific Committee, 5th Int. Conf. on Applied Geometric Algebras In Computer Science and Engineering, La Rochelle, France Member
- 2012/02 - 2012/03 Prog. Committee, VisGra 2012, The First International Workshop on Computer Vision and Computer Graphics, Saint Gilles, Reunion Island Member
- 2012/02 - 2012/03 Prog. Committee, VisGra 2012, The First International Workshop on Computer Vision and Computer Graphics, Saint Gilles, Reunion Island Member
- 2011/11 - 2011/11 Technical Committee, ICONIP 2011, Int. Conference on Neural Information Processing, Shanghai, China Member
- 2011/11 - 2011/11 Technical Committee, ICONIP 2011, Int. Conference on Neural Information Processing, Shanghai, China Member
- 2011/11 - 2011/11 Prog. Committee, The 5th Int. Conf. on Advanced Engineering Computing and Applications in Sciences, Lisbon, Portugal Member
- 2011/11 - 2011/11 Prog. Committee, The 5th Int. Conf. on Advanced Engineering Computing and Applications in Sciences, Lisbon, Portugal Member
- 2011/09 - 2011/09 Prog. Committee, GraVisMa 2011, 3rd Int. Workshop on Comp. Graph., Comp. Vis. and Math., Cz. Rep. Member
- 2011/09 - 2011/09 Prog. Committee, GraVisMa 2011, 3rd Int. Workshop on Comp. Graph., Comp. Vis. and Math., Cz. Rep. Member
- 2011/09 - 2011/09 Prog. Committee, 3rd IEEE Int. Conf. on Awareness Science and Technology (iCAST 2011), Dalian, China Member
- 2011/09 - 2011/09 Prog. Committee, 3rd IEEE Int. Conf. on Awareness Science and Technology (iCAST 2011), Dalian, China Member
- 2011/07 - 2011/07 Session on Quaternion and Clifford Fourier transformations and wavelets (QCFTW), ICCA 2011, Weimar , Germany Session co-organizer
- 2011/07 - 2011/07 Session on Quaternion and Clifford Fourier transformations and wavelets (QCFTW), ICCA 2011, Weimar , Germany Session co-organizer
- 2011/07 - 2011/07 Int. Scientific Committee, 9th Int. Conf. on Clifford Algebras and their Applications in Mathematical Physics (ICCA), Weimar, Germany Member
- 2011/07 - 2011/07 Int. Scientific Committee, 9th Int. Conf. on Clifford Algebras and their Applications in Mathematical Physics (ICCA), Weimar, Germany Member
- 2011/07 - 2011/07 International Committee of the W.K. Clifford Prize 2011, awarded for the first time at Int. Conf. on Clifford Algebras and their Applications 2011, Weimar, Germany Prize Committee Founding Secretary
- 2011/07 - 2011/07 International Committee of the W.K. Clifford Prize 2011, awarded for the first time at Int. Conf. on Clifford Algebras and their Applications 2011, Weimar, Germany Prize Committee Founding Secretary
- 2010/11 - 2010/11 Prog. Committee, 2nd Int. Symp. on Aware Computing, National Cheng Kung University, Taiwan Member
- 2010/11 - 2010/11 Prog. Committee, 2nd Int. Symp. on Aware Computing, National Cheng Kung University, Taiwan Member
- 2010/10 - 2010/10 Prog. Committee, The 4th Int. Conf. on Advanced Engineering Computing and Applications in Sciences, Florence, Italy Member
- 2010/10 - 2010/10 Prog. Committee, The 4th Int. Conf. on Advanced Engineering Computing and Applications in Sciences, Florence, Italy Member
- 2010/09 - 2010/09 Comp. Graphics, Comp. Vision and Mathematics, Brno, Czech Republic Co-Chair
- 2010/09 - 2010/09 Comp. Graphics, Comp. Vision and Mathematics, Brno, Czech Republic Co-Chair
- 2009/09 - 2009/09 Scientific Committee, 4th Int. Conf. on Applied Geometric Algebras In Computer Science and Engineering, Amsterdam, The Netherlands Member
- 2009/09 - 2009/09 Scientific Committee, 4th Int. Conf. on Applied Geometric Algebras In Computer Science and Engineering, Amsterdam, The Netherlands Member
- 2009/09 - 2009/09 Prog. Committee, The 3rd Int. Conf. on Advanced Engineering Computing and Applications in Sciences, Sliema, Malta Member
- 2009/09 - 2009/09 Prog. Committee, The 3rd Int. Conf. on Advanced Engineering Computing and Applications in Sciences, Sliema, Malta Member
- 2009/09 - 2009/09 Prog. Committee, 1st Int. Workshop on Aware Computing, Aizu-Wakamatsu, Japan Member
- 2009/09 - 2009/09 Prog. Committee, 1st Int. Workshop on Aware Computing, Aizu-Wakamatsu, Japan Member
- 2008/08 - 2008/08 Int. Advisory Board, 3rd Int. Conference on Applied Geometric Algebras In Computer Science and Engineering, Leipzig, Germany Member
- 2008/08 - 2008/08 Int. Advisory Board, 3rd Int. Conference on Applied Geometric Algebras In Computer Science and Engineering, Leipzig, Germany Member
- 2005/01 - 2005/01 Sci. Advisory Committee, Int. Conf. on Relativity 2005, Amravati, India Member
- 2005/01 - 2005/01 Sci. Advisory Committee, Int. Conf. on Relativity 2005, Amravati, India
- 2003/11/20 - 2003/11/22 Organization committee of Int. Symp. Innovative Teaching of Mathematics with Geometric Algebra, at the Research Institute of Mathematical Sciences, University of Kyoto Organizer
- 2003/11/20 - 2003/11/22 Organization committee of Int. Symp. Innovative Teaching of Mathematics with Geometric Algebra, at the Research Institute of Mathematical Sciences, University of Kyoto Organizer