Research

略歴：

• 1991年3月：東京大学理学部物理学科卒業

• 1996年3月：東京大学大学院理学系研究科修了

• 1997年4月：北里大学理学部物理学科・講師

• 2017年9月：弘前大学理工学部数物科学科・教授

専門：統計物理学（確率過程、経済物理学、社会物理学、ファイナンス）

Research Themes：

• • Polymer Physics (~1997)

  • Finace: Credit risk and CDO pricing models (~2008)

  • Econophysics:Horse race betting and prediction models (~2010)

  • Econophysics:Information cascade and related stochastic process

  • Socio-Physics:Social Learning

  • Socio-Physics:Voter model of Elections

Grants：

• • 幾何学的物体の折り畳み問題：科研費1998年から1999年

  • 予測モデルとスケール不変性：科研費2009年から2011年

  • 実験経済物理学：科研費2013年から2015年

  • 集合知の情報集約過程と社会的学習：科研費2017年から2020年

  • 社会ネットワークの情報伝搬と非マルコフ過程の相転移：科研費2022年から2025年

My Citations by Google Scholar

Orcid id: 0000-0001-8279-0437

Works：

• • Journal Papers

    • • Hirosaki University (2017.9.1.-)

        • • 13, Information cascade on networks and phase transitions, M.Hisakado, K. Nakayama and S.Mori, Physica A 2024(9), vol.649(1), 129959.

          • 12.Phase Transition in Ant Colony Optimization, S.Mori, S.Nakamura, K. Nakayama and M.Hisakado, Physics 2024, 6(1), 123-137

          • 11.Self-exciting negative binomial distribution process and critical properties of intensity distribution, K.Sakuraba, W.Kurebayashi, M. Hisakado and S.Mori, volut Inst Econ Rev (2023). 

          • 10. Multi-dimensional Self-Exciting NBD Process and Default Portfolios, M. Hisakado, K. Hattori and S. Mori, The Review of Socionetwork Strategies, vol.16,(2022) 493-512.

          • 9. From the multiterm urn model to the self-exciting negative binomial distribution and Hawkes processes, M. Hisakado, K.  Hatori and S. Mori, Phys. Rev E106(2022),034106.

          • 8. Pólya urn with memory kernel and asymptotic behaviors of autocorrelation function, S.Mori, M. Hisakado, and K.Nakayama, J.Phys.Soc.Jpn.90,(2021),114010(8pages).

          • 7. Universal function of the non-equilibrium phase transition of nonlinear Pólya urn, K.Nakayama, and S.Mori, Phys.Rev.E104(2021)014109.

          • 6. Quantum Statistics and Networks by Asymmetric Preferential Attachment of Nodes-between Bosons and Fermions, M. Hisakado, and S.Mori, J. Phys. Soc. Jpn. vol.90, (2021),084801(7 pages).

          • 5.Parameter estimation of default portfolios using the Merton model and phase transition, M. Hisakado, and S.Mori, Physica A,vol.563,(2021),125435.

          • 4.Optimal Learning Dynamics of Multi Agents in Restless Multiarmed Bandit Game, K. Nakayama, R. Nakamura, M. Hisakado, and S.Mori, Physica A, vol.549,(2020),124314.

          • 3.Phase transition in the Bayesian estimation of the default portfolio, M.Hisakado and S.Mori,Physica  A,vol.544(2020),123480.                                                                               

          • 2.Voter model on networks and multivariate beta distribution, S.Mori, M. Hisakado, and K.Nakayama, Phys. Rev. E ,Vol.99,(2019) 052307. 

          • 1.Pitman-Yor process and an empirical study of choice behavior, M.Hisakado, F.Sano and S.Mori, J.Phys.Soc.Jpn,vol.87, No.2(2018),024002-024019.

      • Department of Physics, School of Science, Kitasato University (1997.4.1.-2017.8.31)

        • • 21.Nash Equilibrium of Social-Learning Agents in a Restless Multiarmed Bandit Game,K.Nakayama, M. Hisakado and S.Mori, Sci. Rep.vol.7,No.1937(2017).

          • 20.Phase transition of social learning collectives and "Echo chamber", S.Mori, K.Nakayama and M. Hisakado, Phys.Rev.E.vol.94,No.5(2016),052301-052309

          • 19.Detection of phase transition in generalized Polya urn in Information cascade experiment, M. Hino, Y. Irie, M. Hisakado, T. Takahashi and S.Mori, J.Phys.Soc.Jpn.Vol.85,No.3(2016),034002-034013.

          • 18.Information cascade on networks, M.Hisakado and S.Mori , Physica A, vol.450(2016),570-584.

          • 17.Interactive restless multi-armed bandit game and swarm intelligence effect, S.Yoshida, M.Hisakado and S.Mori, New Generation Computing, vol.34, No.3(2016),291-306.

          • 16.Correlation function for generalized Polya urns: Finite-size scaling analysis, S.Mori and M.Hisakado Phys.Rev.E92(2015),052112-052121.

          • 15.Finite-size scaling analysis of binary stochastic processes and universality classes of information cascade phase transition, S.Mori and M.Hisakado, J.Phys.Soc.Jpn.84(2015),054001-054013.

          • 14.Information cascade, Kirman's ant colony model, and kinetic Ising model, M. Hisakado and S.Mori, Physica A417(2015)63-75

          • 13.Collective adoption of Max-Min strategy in an information cascade voting experiment, S.Mori, M. Hisakado and T. Takahashi, J. Phys. Soc. Jpn. 82(2013),084004-084013

          • 12.Phase transition to two-peaks phase in an information cascade voting experiment, S.Mori, M. Hisakado and T. Takahashi, Phys.Rev.E86(2012),026109-026118.

          • 11.Two kinds of Phase transitions in a Voting model, M. Hisakado and S.Mori, J.Phys.A,Math.Theor.45(2012),345002-345016.

          • 10.Digital Herders and Phase transition in a Voting model, M. Hisakado and S.Mori, J.Phys.A,Math.Theor.44(2011),275204.

          • 9.Phase transition and information cascade in voting model, M. Hisakado and S.Mori, J.Phys.A,Math.Theor.43(2010),315207.

          • 8.Exact Scale Invariance in Mixing of Binary Candidates in Voting Model, S. Mori and M. Hisakado, J.Phys.Soc.Jpn,79,vol.3(2010)034001-034008.

          • 7.Moody's Correlated Binomial Default Distributions for Inhomogeneous Portfolios, S. Mori, K.Kitsukawa and M. Hisakado, Quantitative Finance, vol.11,No.3(2011),391-405.

          • 6.Correlated Binomial Model on Networks:ネットワーク上の相関のある二項分布, S. Mori and M. Hisakado, 情報処理学会論文誌「数理モデル化と応用」vol.2,No.1,(2009),22-36.

          • 5.Correlation Structures of Correlated Binomial Models and Implied Default Distribution, S. Mori, K. Kitsukawa and M. Hisakado, J.Phys.Soc.Jpn 77,vol.11(2008),114802-114808.

          • 4.Infectious Default Model with Recovery and Continuous Limits,, A. Sakata, M. Hisakado and S. Mori, J.Phys.Soc.Jpn 76(2007),054801-054807.

          • 3.Correlated Binomial models and correlation structures, M.Hisakado, K.Kistukawa and S.Mori, J.Phys.A:Math.Gen.39(2006),15365-15378.

          • 2.Evaluation of tranche in securitization and long-range Ising model, K.Kitsukawa, S.Mori and M.Hisakado, Physica A368(2006),191-206.

          • 1.A Reaction-Diffusion Model for Interference in Meiotic Crossing Over, Y.Fujitani, S.Mori and I.Kobayashi, Genetics 161(2002),365-372.

      • Guest researcher of SPhT, Saclay, France, 1996.1-1996.7.

        • • 3.Folding Transition of the Triangular Lattice with Quenched Random Spontaneous Curvature, S.Mori and E. Guitter, J.Phys.A30(1997)L829-L838.

          • 2.Geometric Phase Transition of the Triangular Lattice in the Face Centered Cubic Lattice, M. Bowick, O.Golinelli, E. Guitter and S.Mori, Nucl.Phys.B495(1997)583-607.

          • 1.Folding of the Triangular Lattice with Quenched Random Bending Rigidity, Ph. Di Francesco, E. Guitter and S.Mori, Phys.Rev.E55(1997)237-251.

      • Ph.D student and P.D. in Wadati Lab., Univ. of Tokyo, 1991.4.1-1996.3.31.

        • • Ph D Thesis, Polymerized Membranes and Their Phase Transitions,1997.3..

          • 15. Universal Properties of the Reaction Diffusion Process mA+nB-->φ,T.Sasamoto,S.Mori and M.Wadati, Physica A247(1997)357-378.

          • 14.Monte Carlo Study of Self-Avoiding Polymerized Membrane with Negative Bending Rigidity.,S.Mori and S.Komura, J.Phys.A29(1996)7439-7449.

          • 13.Square Lattice with Attractive Interactions,S.Mori and Y.Kajinaga, Phys.Rev.E53(1996)124-133.

          • 12.One-Dimensional Asymmetric Exclusion Model with Open Boundaries, T.Sasamoto, S.Mori and M.Wadati, J.Phys.Soc.Jpn.65(1996)2000-2008.

          • 11.Self-Avoiding Tethered Membrane with Quenched Random Internal Disorders, S.Mori, Phys.Rev.E54(1996) 338-348.

          • 10.Conformation of Self-Avoiding Randomly Tethered Membrane, S.Mori, J.Phys.Soc.Jpn.65(1996)1988-1993.

          • 9.Conformation of Self-Avoiding Randomly Tethered Membrane, S.Mori, Phys.Lett.A207(1995)87-92.

          • 8.Phase Transitions of Polymerized Membranes with Attractive Long-range Interactions, S.Mori and M.Wadati, Phys.Lett.A201(1995)61-65.

          • 7.Dilute and Semi-dilute Solutions of Randomly Polymerized Membranes, S.Mori, K.Kawanishi and M.Wadati, J.Phys.Soc.Jpn.64,No.1,(1995.1),64-77.

          • 6.Crumpling Transiton of Self-Avoiding Tethered Membranes Caused by Screening, K.Kawanishi, S.Mori and M.Wadati, Phys.Lett.A190(1994)439-446.

          • 5.Crumpled Phases of Self-Avoiding Randomly Polymerized Membranes, S.Mori and M.Wadati, Phys.Rev.E50(1994)867-875.

          • 4.Randomly Polymerized Membranes with Long-range Interactions, S.Mori and M.Wadati, Phys.Lett.A,Vol.185,No.2,(1994.2)206-212.

          • 3.Tethered Membranes with Quenched Random Internal Disorders and Long range interactions, S.Mori and M.Wadati, J.Phys.Soc.Jpn.Vol.62,No.11,(1993.11)3864-3873.

          • 2.Spherical Model and Curvature Instability, S.Mori and M.Wadati, J.Phys.Soc.Jpn.,Vol.62,No.10,(1993.10),3565-3574. .

          • 1.Curvature Instability induced by Diffusing Particles, S.Mori and M.Wadati, J.Phy.Soc.Jpn.,Vol.62,No.10,(1993.10),3557-3564.

      • Proceedings: Peer-reviewed

        • • 4.How to collect private signals in information cascade: Empirical Study, K.Takada, M.Hisakado and S.Mori, Proceeding of the NetSci-X 2020, 201-212.

          • 3.Mean Field Voter Model of Election to the House of Representatives in Japan, F. Sano, M. Hisakado and S.Mori, Proceedings of the Asia-Pacific Econophysics Conference 2016(APEC-SSS2016), JPS Conf. Proc. 16, 011016 (2017)[11 pages].

          • 2.Detection of non-self-correcting nature in information cascade, S.Mori, M.Hino, M.Hisakado and T.Takahashi, Proceedings of ECCS 2014, pp 1-10(2016).

          • 1.Polymerized membrane in Poor Solvent, S.Mori and Y.Kajinaga, Progr.Colloid. Polm. Sci.106, pp 277-280 (1997).

      • Proceedings: No Peer-reviewed

        • • Emergence of scale invariance and efficiency in racetrack betting market,S.Mori and M.Hisakado, Proceedings of the 9th Asia-Pacific Complex Systems Conference Complex 09, pp 258-267(2009).

          • Statistical Phsyics of Correlated Failure and Defaults, S. Mori and M. Hisakado, Abstract Book of StatPhys 23, (2007).

          • Reaction-diffusion model for genetic interference, Y.Fujitani, S.Mori and I.Kobayashi, ''Currents in Computational Molecular Biology'', pp 230-231(2000).

          • Random Folding of the Triangular Lattice: Numerical Study, S.Mori, AIP Conference Proceedings 519, pp 377-379 (1999).

      • Preprints

        • • Component Ratios of Independent and Herding Betters in a Racetrack Betting Market, S. Mori and M. Hisakado, arXiv:1006.4884 (2010).

      • Others (in Japanese)

• • • • • 壺の2択クイズの情報カスケード実験:実験の手順とデータアーカイブ

守、久門、高橋,統計数里研究所共同研究リポート360 経済物理とその周辺(12), pp 87-92, 2016.

• • • • • 2択のクイズを用いた情報カスケード実験： データ解析

守、入江、久門、高橋,統計数里研究所共同研究リポート332 経済物理とその周辺(11), pp 54-65, 2015.

• • • • • 2択のクイズを用いた情報カスケード実験： 実験の手順とデータアーカイブについて

守、入江、久門、高橋,統計数里研究所共同研究リポート311 経済物理とその周辺(10), pp 1-12, 2014.

• • • • • 競馬のオッズとAR最適化による予測モデル

日野、守,統計数里研究所共同研究リポート209経済物理とその周辺(4),pp 63-74, 2008-3.

• • • • • 証券化の統計物理：CDOのプライシングモデルとその分布特性

橘川、守、久門,統計数里研究所共同研究リポート 187 経済物理とその周辺(2), pp 130-139, 2006-3.

• • • • • 巨大掲示板の書き込みの示す統計法則と確率モデル,

守真太郎,物性研究, Vol. 93 (5), pp 708-709, 2010-02-05.

• • • • • ROCカーブとスケール不変性,

守、久門,形の科学会誌, Bulletin of the Society for Science on Form, Vol. 23(2), pp 202-203, 2008-11-01.

• • • • • Folding of the Randomly Triangulated Surface

守,物性研究, Vol. 82(2), pp 326-336, 2004-05-20.

• • • • • 反応拡散系mA+nB→0の普遍的性質

笹本,守,和達,物性研究, Vol. 71(5), pp 902, 1999-02-20.

• • • • • N-River Meander Problem

守,物性研究, Vol. 71(4), pp 686-687, 1999-01-20.

• • • • • 高分子化膜のスピン模型

守,物性研究, Vol.70(1),pp 72-75, 1998-04-20.

• • • • • 高分子膜のメカニカル・クランプリング転移

守,物性研究,Vol.68 (3),pp 339-342,1997-06-20.

• • • • • 高分子膜の相転移

守,和達,科学,Vol.66 (1),pp 38-47,1996-01.