Research field (4):
Safety engineering
, Social systems engineering
, Applied mathematics and statistics
, Basic mathematics
Research keywords (4):
経済物理学
, 確率論
, Econophysics
, Probability Theory
Research theme for competitive and other funds (9):
2018 - 2023 自己励起型ポリマーモデルによる株式市場の時間相関の研究
2015 - 2019 Statistical mechanical study of stochastic models for time correlation in stock markets
2009 - 2014 Empirical study and construction of stochastic processes on the long memory property of the time series of trade signs in a stock market.
2004 - 2006 Study of asymptotic theory for representations of symmetric groups from the viewpoint of scaling limits for probability models
2003 - 2006 Research of fluctuations of phase boundaries in large interacting systems from the probabilistic point of view
2001 - 2003 Harmonic analysis on graphs and discrete groups, and scaling limit for probability models
2000 - 2002 Research on the formation and fluctuation of random shapes in mathematical models of statistical mechanics
1999 - 2000 Harmonic analysis on discrete structures and its applications to classical and quantum probability models
1998 - 1999 スピングラスの確立論的研究
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Papers (30):
Jun-ichi Maskawa, Koji Kuroda, Joshin Murai. Multiplicative random cascades with additional stochastic process in financial markets. Evolutionary and Institutional Economics Review. 2018. 15. 2. 515-529
Joshin Murai. A model of transaction signs with order splitting and public information. Evolutionary and Institutional Economics Review. 2016. 13. 2. 469-480
村井浄信. 公開情報と取引符号. The Institute of Statistical Mathematics Cooperative Research Report. 2016. 360. 116-125
Joshin Murai. Signs of market orders and human dynamics. Proceedings of the International Conference on Social Modeling and Simulation, plus Econophysics Colloquium 2014. 2015. 39-50