Current Research Interests:
Stochastic simulation Mathematical modeling
Professional Career:
1989
Tonen Corporation
1995
Research Associate, University of Tokyo
2000
Associate Professor, GRIPS
2008
Professor, GRIPS
Selected publications:
H. Morohosi, Measuring the network robustness by Monte Carlo estimation of shortest path length distribution, Mathematics and Computers in Simulation, Vol. 81, pp. 551-559, 2010.
H. Morohosi, "A case study of optimal ambulance location problems," Operations Research and its Applications (The Sixth International Symposium, ISORA’08 Proceedings), X.-S. Zhang, D.-G. Liu, and L.-Y. Wu (eds.), pp. 125-130, 2008
H. Ashida, H. Morohosi, and T. Oyama, Applying network flow optimization techniques for measuring the robustness of water supply network system in Tokyo, Operations Research and its Applications (The Sixth International Symposium, ISORA’06 Proceedings), X.-S. Zhang, D.-G. Liu, and L.-Y. Wu (eds.), pp. 22-34, World Publishing, 2006.
T. Oyama and H. Morohosi, Applying the shortest-path-counting problem to evaluate the importance of city road segments and the connectedness of the network-structured system, International Transactions in Operations Research, Vol. 11, pp. 555-573, 2004.
H. Morohosi and T. Oyama, Stable connectivity of networks and its Monte Carlo estimation, in Monte Carlo and Quasi-Monte Carlo Methods 2002, H. Niederreiter (eds.), pp. 357-366, Springer-Verlarg, 2004.
H. Morohosi and M. Fushimi, Quasirandom tree method for pricing American style derivatives, J. Operations Research Society of Japan, Vol. 45, No.4, pp. 426-434, 2002.
H. Morohosi and M. Fushimi, Designing asymptotically random GFSR sequences, OR Transactions, Vol. 4, No. 2, pp. 7-18, 2000.
H. Morohosi and M. Fushimi, A practical approach to the error estimation of quasi-Monte Carlo integrations, Monte Carlo and Quasi-Monte Carlo Methods 1998, H. Niederreiter and J. Spanier (eds.), pp. 377-390, Springer, 2000.
Social contributions:
Associate Editor, Bulletin of the Japan Society for Industrial and Applied Mathematics (2001-2004)
Associate Editor, Journal of the Operations Research Society of Japan (2006-2009)