Niigata University
Faculty of Science Department of Mathematics
Professor
Niigata University
Graduate School of Science and Technology Fundamental Sciences Mathematical Science
Professor
Research field (4)：
Mathematical informatics
, Applied mathematics and statistics
, Basic mathematics
, Computational science
Research keywords (6)：
Set-valued Analysis
, Set Optimization
, Mathematical Programming
, Convex Analysis
, Operations Research
, Optimization theory
Research theme for competitive and other funds (36)：
2021 - 2025 Set Optimization for sets with inferior-to-superior relationship and its applications to numerical analysis
2020 - 2024 Effective procedures for speeding up global optimization algorithms for large-scale canonical dc quadratic programming problems
2018 - 2021 Computer-assisted proof for stationary solution existence of Navier-Stokes equation on 3D domain
2015 - 2019 A global optimization method for a reverse convex programming problem by listing FJ points
2014 - 2017 Study on Set-Valued Inequalities based on Set-Valued Analysis and Convex Analysis and its Applications to Optimization Problems
2013 - 2016 Research on unified criteria in set-valued programming and its application
2012 - 2015 Development of successive iteration methods utilizing partial separating hyperplanes for a global optimization problem with a reverse convex constraint
2010 - 2013 多目的配置問題の解析的研究と商品開発システムへの応用
2010 - 2013 集合値計画法における制約想定と求解法の研究
2009 - 2012 集合値写像の非線形スカラー化手法の研究と数理計画への応用
2010 - 2012 Analytic research of multicriteria location problems and applications to the system for developing new products
2010 - 2012 Research on constraint qualification and solution method for set optimization programming
2009 - 2011 Study on Nonlinear Scalarization Methods for Set-Valued Maps and its Applications into Mathematical Programming
2007 - 2010 集合値計画法における微分概念の研究とその応用
2007 - 2009 集合値写像の非線形スカラー化手法の研究と数理計画への応用
2007 - 2009 A notions of directional derivative for set-valued maps on set optimization programming and its applications
2006 - 2008 逐次解析手法による統計的逐次推定問題の研究
2007 - 2008 Study on Nonlinear Scalarization Methods for Set-Valued Maps and its Applications into Mathematical Programming
2005 - 2007 集合値写像の非線形スカラー化手法の研究と数理計画問題と統計科学への応用
2004 - 2006 統計的遂次推定方式の有効性に関する研究
2005 - 2006 Study on Nonlinear Scalarization Methods for Set-Valued Maps and its Applications into Mathematical Programming Problems and Statistical Science.
2001 - 2004 ベクトル最適化の解析的研究と数理計画問題への応用
2001 - 2003 Analytical Study on Vector Optimization and its Applications into Mathematical Programming Problems
Koichiro Ike, Mengxue Liu, Yuto Ogata, Tamaki Tanaka. Semicontinuity of the composition of set-valued map and scalarization function for sets. Journal of Applied and Numerical Optimization. 2019. 1. 3. 267-276
Ike, Koichiro, Tanaka, Tamaki. A relationship between possibility-theoretical comparison indices for fuzzy sets and set relations (Study on Nonlinear Analysis and Convex Analysis). RIMS Kokyuroku. 2021. 2190. 159-165
Characterization of possibility-theoretical comparison indices for fuzzy sets and its application. 2020. 2158. 1-8
Possibility-theoretical approach to comparison and optimization of fuzzy sets. 2019. 2126. 99-105
2017/04 - 現在 Niigata University, Faculty of Science Department of Science, Mathematics Program Professor
2010/04 - 現在 Niigata University Graduate School of Science and Technology, Fundamental Sciences Mathematical Science Professor
2001/04 - 2017/03 Niigata University Faculty of Science Department of Mathematics Professor
2004/04/01 - 2010/03/31 Niigata University Graduate School of Science and Technology Information Science and Engineering Mathematical Sciences Professor
2001/03/01 - 2004/03/31 Niigata University Graduate School of Science and Technology Information Science and Engineering Professor
1997/10/01 - 2001/02/28 Hirosaki University, Faculty of Science and Technology Professor
1995/10/01 - 1997/09/30 Hirosaki University, Faculty of Science Associate Professor (as old post name)
1993/04/01 - 1995/09/30 Hirosaki University, Faculty of Science Lecturer
1988/07/16 - 1993/03/31 Hirosaki University, Faculty of Science Assistant
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Awards (1)：
2021/04 - The Operations Research Society of Japan Fellow
Association Membership(s) (6)：
International Research Working Group in Nonlinear Analysis and Convex Analysis
, Working Group on Generalized Convexity (WGGC)
, Pacific Optimization Research Activity Group
, The International Society on Multiple Criteria Decision Making
, The Operations Research Society of Japan
, The Mathematical Society of Japan
