Kanagawa, S, Namekawa, M, Shinkai, K. Optimal historical volatility for the Dow-Jones industrial average and its application. Proceedings of 25th International Congress on Modelling and Simulation. 2023. 864-864
Shinkai, K, Kanagawa, S, Namekawa, M. Sequence analysis applying fuzzy graph theory and fuzzy core index method in social network analysis II. Proceedings of 25th International Congress on Modelling and Simulation. 2023. 420-425