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Research Topic
Applications of Delayed Stochastic Systems
List of Papers
"Emergence of a Dominant Unit in a Network of Chaotic Units with a Delayed Connection Change" (J. Ito and T. Ohira), Physical Review E, vol. 64 066205 (2001) (cond-mat/0010178)
"Predictability of Currency Market Exchange" (T. Ohira, N. Sazuka, K. Marumo, T. Shimizu, M. Takayasu, H. Takayasu), Physica A, vol.308 pp. 368-374 (2002) (cond-mat/0107074)
"Encryption with Delayed Dynamics" (T. Ohira), Computer Physics Communications 121-122 (1999) pp54-56.
"Delayed Dynamics toward Applications" (T. Ohira), In Proceedings of 1998 International Symposium on Nonlinear Theory and its Applications (NOLTA98, Crans-Miontana, Switzerland, September 1998) pp.295-298.
"Resonance with Noise and Delay" (T. Ohira and Y. Sato), Physical Review Letters, vol.82, 1999, pp. 2811-2815.
"Extended Encryption Model with Delayed Dyanamics" (T. Ohira), In Proceedings of 1998 First Japan-Singapore Joint Workshop on Information Security, (JWIS98, Singapore, December 1998) pp.21-26.
"Toward Encryption with Neural Network Analogy" (T. Ohira), Presented at the American Physical Society Meeting, March, 1999.
"Resonance in a Stochastic Neuron Model with Delayed Interaction" (T. Ohira and Y. Sato, and J. D. Cowan), Presented at NIPS99. Advances in Neural Information Processing Systems 12, 314-320 (2000)
Delayed Stochastic Control
List of Papers
"Balancing with Vibration: A Prelude for "Drift and Act" Balance Control" (J.Milton, T. Ohira, J. L. Cabrera, R.M.Fraiser, J.B.Gyoffy, F.K.Ruiz, M.A.Strauss, E.C.Balch, P.J.Marin, J.L.Alexander), PLoS One, 0007427 (2009).
"The Time-delayed inverted pendulum: Implications for human balance control" (J. G. Milton, J. L. Cabrera, T. Ohira, S. Tajima, Y. Tonosaki, C. W. Eurich, S. A. Campbell), Chaos, Vol. 19, 026110 (2009).
"Balancing with positive feedback: the case for discontinuous control" (J. G. Milton, J. L. Townsend, M. A. King, T. Ohira), Philosophical Transactions of the Royal Society A, Vol. 367, pp. 1181-1191 (2009).
"Unstable dynamical systems: Delays, noise and control" (J. G. Milton, J. L. Cabrera, T. Ohira), European Physics Letters, Vol. 83, 48001 (2008).
"Control in Delayed Stochastic Systems." (T. Ohira and T. Hosaka), In Proceedings of DETC05, 2005 ASME Design Engineering Technical Conferences, Long Beach, CA, U.S.A (2005).
"State-Dependent Noise and the Human Balance Control" (J. L. Cabrera, R. Bormann, C. Eurich, T. Ohira, J. Milton), Fluctuation and Noise Letters, Vol. 4, L107-117 (2004).
"不安定な状況でのノイズと遅れの役割と制御への考察" (大平徹、保坂忠明), 交通流のシミュレーションシンポジウム (大阪、2004)pp.19-22.
"Repulsive delayed random walk",Toru Ohira and Tadaaki Hosaka, The 9th International Symposium on Artificial Life and Robotics(Beppu, Japan, January, 2004). Proceedings of The Ninth International Symposium on Artificial Life and Robotics, pp.443-444 (2004).
"Delayed Random Walks with Repulsive Origin",Tadaaki Hosaka, Toru Ohira, John G. Milton and Juan Luis Cabrera, 2004 American Physical Society March Meeting (Montreal, Canada, March, 2004).
"Repulsive delayed random walk", Tadaaki Hosaka and Toru Ohira, SPIE Second International Symposium on Fluctuations and Noise (Gran Canaria, Spain, May, 2004). Proceedings of SPIE, Volume 5467, Fluctuations and Noise in Biological, Biophysical, and Biomedical Systems II, pp.123-130 (2004).
"Slower Diffusion with Delayed Feedback Random Walk",Toru Ohira, Tadaaki Hosaka, John G. Milton and Juan Luis Cabrera, SIAM Conference on the Life Sciences (Portland, USA, July, 2004).
"Balancing with Noise and Delay",Tadaaki Hosaka, Toru Ohira and John G. Milton, International Symposium on Oscillation, Chaos and Network Dynamics in Nonlinear Science (Kyoto, Japan, November, 2004). Progress of Theoretical Physics Supplement, No.161, pp. 314-319 (2006).
"Delayed stochastic control", Tadaaki Hosaka, Toru Ohira, Christian Lucian and John G. Milton, 2005 American Physical Society March Meeting (Los Angeles, USA, March, 2005).
"Delayed Random Walk View of Stick Balancing", Toru Ohira and Tadaaki Hosaka, International Workshop on Differential Equations and Dynamical Systems (Guelph, Canada, July, 2005).
"Delayed Random Walks and Control",Toru Ohira and Tadaaki Hosaka, The 3rd International Workshop on Complex Systems, (Sendai, Japan, November, 2005). Flow Dynamics: The second international conference on flow dynamics (AIP conference proceedings, 832, Melville, New York), pp. 487-491 (2006).
"Resonance with Random Walks: From Sticks to Strings", Toru Ohira and Tadaaki Hosaka, 2005 International Symposium on Nonlinear Theory and its Applications (Bruges, Belgium, October, 2005).
Delayed Stochastic Systems
List of papers
"Delayed Random Walks" (T. Ohira and J. G. Milton), Physical Review E. Vol.52, pp.3277-3280, 1995.
"Oscillatory correlation of delayed ranodm walks" (T. Ohira) Phys. Rev. E. 55, pp. R1255-1258, (Rapid Communication), 1997.
"Delay estimation from noisy time series" (T. Ohira and Ryusuke Sawatari) Phys. Rev. E. 55, pp. R2077-2080, (Rapid Communication), 1997.
"Delayed Stochastic Systems" (T. Ohira and Y. Yamane), Physical Review E 61, 1247 (2000)
Related Papers
"Limit cycles, tori and complex dynamics in a second-order differential equation with delayed negative feedback" (S. A. Campbell, J. Belair, T. Ohira and J. Milton), Journal of Dynamical Differential Equation, vol. 7, pp.213, 1995.
"Complex dynamics and multistability in a damped harmonic oscillator" (S. A. Campbell, J. Belair, T. Ohira and J. Milton), Chaos, vol. 5, pp.640, 1995.
Group Chase and Escape
List of Papers
1. "Group Chase and Escape" Atsushi Kamimura and Toru Ohira, New Journal of Physics, vol 12, 053013 (2010)
2. "Group Chase and Escape with Conversion from Targets to Chasers", R. Nishi, A. Kamimura, K. Nishinari, T. Ohira, Physica A, Vol. 391, pp.337-342 (2012).
3. "Dynamical aspect of group chase and escape", S. Matsumoto, T. Nogawa, A. Kamimura, N. Ito, T. Ohira, AIP Conf. Proc. 1332, pp. 226-227 (2012)
(NONEQUILIBRIUM STATISTICAL PHYSICS TODAY: Proceedings of the 11th Granada Seminar on Computational and Statistical Physics, Date: 13–17 September 2010, La Herradura, (Spain))
Stochastic Neurodynamics
List of Papers
"Master-equation approach to stochastic neurodynamics." (T. Ohira and J. D. Cowan), Physical Review E Vol.48, pp.2259, 1993
"Feynman Diagrams for Stochastic Neurodynamics." (T. Ohira and J. D. Cowan), In Proceedings of Fifth Australian Conference of Neural Networks, pp.218, 1994
"Path Integrals for Stochastic Neurodynamics." (T. Ohira and J. D. Cowan), In Proceedings of World Congress on Neural Networks, San Diego, June 1994. (WCNN*94) pp.II-437
"Stochastic Single Neurons" (T. Ohira and J. D. Cowan), Neural Computation, vol. 7, pp.518, 1995.
"Stochastic Dynamics of Three-State Neural Networks" (T. Ohira and J. D. Cowan), In the Proceedings of Neural Information Processing Systems, Denver, Dec. 1994. (NIPS*94)
"Stochastic Neurodynamics and the System Size Expansion" (T. Ohira and J. D. Cowan) In Mathematics of Neural Networks, (Ellacott, Masaon, Anderson eds., Kulwer, 1997) pp.290-294.
Stochasticity and Non-locality of Time
List of Papers
"Temporal Stochasticity and Non-locality" Toru Ohira, Journal of Statistical Mechanics: Theory and Experiment, P01032 (2009)
"Stochasticity and Non-locality of Time" Toru Ohira, Physica A, vol. 379, 483 (2007)
"Stochastic Time" Toru Ohira, in Frontier of Fundamental Physics (FFP8): Eighth International Sysmposium, edited by Burra G. Sidharth, Antonio Alfonso-Faus, Marius J. Fullana, AIP Conference Proceedings, Vol 905, pp.191--194 (Melville, New York, 2007) .
"Predictive Dynamical and Stochastic Systems" Toru Ohira, in Cooperative Behaviors in Neural Systems: Ninth Granada Lectures, edited by J. Marro, P. L. Garrido, and J. J. Torres, AIP Conference Proceedings, Vol 887, pp.182--189 (Melville, New York, 2007) .
"時間軸上の「非局所性」と「ゆらぎ」ー 確率共鳴を通じて" 大平徹 日本物理学会誌 vol. 62, 620 (2007/4).
Other Topics
List of Papers
"Immune Pattern Recognition System" (T. Ohira) In the Proceedings of Biologically Inspired Evolutionary System, Tokyo, Japan, May 1995. (BIES*95)
"Autonomous Traffic Signal Control Model with Neural Network Analogy" (T. Ohira) (In the proceedings of InterSymp'97: 9th International Conference on Systems Research, Informatics and Cybernetics, August, 1997, Baden-Baden, Germany) Also registard at Los Alamos National Lab Archive: adap-org/9704005
"Adaptive Traffic Control Model with Neural Network Analogy" (T. Ohira, K. Inoue, and Y. Takeshima) (In the proceedings of the 1997 International Conference on Neural Information Processing and Intelligent Information systems; ICONIP'97, pp. 939-942, November, 1997, Dunedin, New Zealand)
"Phase transition in computer network traffic" (T. Ohira and R. Sawatari) Physical Review E, vol.58 (1998), pp.193-195.
"Sticky Random Walks",Toru Ohira and Tadaaki Hosaka, 2006 American Physical Society March Meeting (Baltimore, USA, March, 2006).
"Perfect Disturbing Measuremnts", T. Ohira and P. Pearle, American Journal of Physics, vol. 56, 692 (1988).
"Quantum Square Well Bound States Described by Equations with Non-Locality", T. Ohira, Interdisciplinary Information Sciences Vol. 19, pp. 61–64 (2013)
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