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Akira Tajima
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Akira Tajima, Ph.D.
Manager, Data Analytics
IBM Tokyo Research Laboratory
1623-14 Shimotsuruma
Yamato-shi, Kanagawa 242-8502
Japan
Email: 
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Akira Tajima is a manager of Data Analytics research team at IBM Tokyo Research Laboratory. He joined IBM Research in 1992, and his main technical interests include algorithms, optimization, data mining and business intelligence solutions. He holds a Ph.D. in Information Science from Tokyo University.
He also has four years (2002-2005) of experience in a management consulting firm, where he experienced various strategy/operations projects in various industries.
Background
- Dr. of Information Science, in 2000, Tokyo University
- Area of expertise: Optimization, data mining, and their applications in real businesses
Job Experience
- 1992-2001
- Research on combinatorial optimization, data mining and their applications including airline crew scheduling, financial risk management, demand planning, and SCM
- 2002-2005 A.T. Kearney (a management consulting firm)
- Senior consultant, then manager in consulting projects including business strategy, market analysis, M&A due diligence, cost structure analysis, and R&D management in various industries
- 2005- TRL
- Leader/manager of data analytics team
Publications
Conferences
- “Advanced Demand Planning for Configure-to-Order Supply Chain in the Personal Computer Industry ” , Akira Tajima, R. R. Gung, G. Lin
INFORMS International, 2001
- "Demand Planning with Risk Assessment for Personal Computers" , A. Tajima, R. R. Gung, J. R. Hosking, G. Lin
INFORMS Salt Lake City 2000
- "Cutting Planes for IP-based Optimization of Geometric Triangulations" , Akira Tajima and Hiroshi Imai
Japan Conference on Discrete and Computational Geometry 1999
- "Optimality and Integer Programming Formulations of Triangulations in General Dimension" , Akira Tajima
ISAAC '98
- "Computational Investigations of the Optimality of Two- and Three-Dimensional Triangulations under Several Criteria“, Akira Tajima and Hiroshi Imai
CCCG' 98
- "Solving Airline Crew Scheduling Problem with Many Irregular Flights" . Akira Tajima, Shinji Misono
ISAAC'97
- "A Branch-and-Cut Approach for Minimum Weight Triangulation", Yoshiaki Kyoda, Keiko Imai, Fumihiko Takeuchi & Akira Tajima
ISAAC '97
- "On the Anomaly of ran1() in Monte Carlo Pricing of Financial Derivatives" , Akira Tajima, Syoiti Ninomiya, and Shu Tezuka
1996 Winter Simulation Conference (WSC96)
- "Extraction and Reuse of Partial Forms" , Akira Tajima, Masayuki Numao, and Shu Shimizu
The International Conference on Computer Applications in Production and Engineering (CAPE'95)
Journals and Others
- "Optimizing Geometric Triangulations by Using Integer Programming" , Akira Tajima
A Dissertation, Submitted to the Graduate School of the University of Tokyo, for the Degree of Doctor of Science in Information Science in 2000
- "Using a Set Packing Formulation to Solve Airline Seat Allocation/Reallocation Problems" , Akira Tajima, Shinji Misono
Journal of the Operations Research Society of Japan, Vol.42, No.1, 1999
- "Analysis of the Anomaly of ran1() in Monte Carlo Pricing of Financial Derivatives" , Akira Tajima, Syoiti Ninomiya, and Shu Tezuka
Journal of the Operations Research Society of Japan, Vol.41, No.3, 1998
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