Researcher Database | | Taichi Kaji |

（Last updated : 2026-05-26 08:19:40）

Taichi Kaji

Department / Course Hokkaido University of Science

Job Professor

Main Subject
Operations Research, Software Science, Information Processing, Fundamentals of Planning Science, Introduction to Social Information, Information Systems Design, Management and Strategy


Social Systems Engineering, Management Science, Statistical Science

Academic background
1997/09 Degree Acquisition	Hokkaido University Doctor of Engineering (Mathematical informatics)
1988/03 Degree Acquisition	Graduate School, Division of Information Engineering Hokkaido UniversityMaster of Science in Information Engineering

Research activities
2026/04/01 ～	Professor Hokkaido University of Science Faculty of Information Science and Technology, Department of Information Science and Technology
2026/04/15 ～	Professor Emeritus
2003/10 ～ 2026/03	Professor Otaru University of Commerce Department of Information and Management Science, Faculty of Commerce
2001/07 ～ 2002/07	Visiting Professor University of Colorado at Boulder Leeds School of Busines
1994/04 ～ 2003/09	Associate Professor Otaru University of Commerce Department of Information and Management Science, Faculty of Commerce
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Home Page
Taichi Kaji (researchmap)

Present specialized field
Social Systems Engineering, Management Science, Statistical Science keyword(operations research, combinatorial optimisation problem, meta-heuristics, algorithms and data structures, an analysis of probability)

Belonging society
1990/03 ～	The Operations Research Society of Japan

Book and thesis
Papers	A Probabilistic Analysis of Neighborhoods for Combinatorial Optimization Problems and Its Application Journal of Heuristics 27 (6),pp.1057-1079 (Sole-authored) 2021
Papers	Time Series Analysis for Fitness Landscapes of Combinatorial Optimization Problems 13th Czech-Japan Seminar on Data Analysis and Decision Making in Service Science,pp.155-160 (Sole-authored) 2010
Papers	Ant-TSL System Algorithm using New Ant Agents with Intensification and Diversification Strategies Journal of Japan Industrial Management Association 59 (6),pp.449-456 (Sole-authored) 2009
Papers	Probabilistic Analysis of Local Search using AR(1) Model in the Graph Partitioning Problem Proc. of the Fifth Metaheuristics International Conference、Kyoto University Paper ID 38,pp.1-6 (Sole-authored) 2003
Papers	A Probabilistic Analysis on the Correlated Landscape for Local Search The Economic Review, Otaru University of Commerce, 54 (2・3),pp.165-177 (Sole-authored) 2003
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Academic conference presentation
2000/08	Approach to the Parallel Meta-Heuristics Algorithm for Graph Partitioning Problem (17th International Symposium on Mathematical Programming)