Presentations

Recent Presentations

• “Stochastic chaos in random dynamical systems,” RIMS workshop on random dynamical systems, Kyoto, (September, 2022).
• “Minimal dynamical systems model of the Northern Hemisphere jet stream via embedding of climate data,” RIMS workshop on random dynamical systems, Kyoto, (September, 2022).
• Ayaka Okumura, Yuzuru Sato, “Emergence of major and minor peaks in population dynamics of malaria,” Dynamics Days Europe, Aberdeen, UK, (August, 2022).
• “Noise-induced degeneration in online learning,” Dynamics Days Europe, Aberdeen, UK, (August, 2022).
• "Noise-induced degeneration in online learning," The 7th International Conference on Random Dynamical Systems, Hanoi, Vietnam (June, 2022)
• “Existence of multiple noise-induced transitions in Lasota-Mackey map,” Hokkaido Summer Institute on Computational Ergodic Theory, (September, 2021)
• “Stochastic bifurcation in a turbulent swirling flow” Mathematical methods for the studies of flow, shape, and dynamics, RIMS Kyoto, Japan　(August, 2021)
• “Stochastic bifurcation in a turbulent swirling flow,” RIMS workshop on dynamical systems, Kyoto, Japan (June, 2021)
• “Stochastic chaos in random dynamical systems and its Applications,” Mathematical Science of Complex Systems: Physics, Chemistry, Biology, Information and Chaos. Hokkaido University, Japan (March, 2021)
• “Noise-induced degeneration in online learning,” Dynamical systems and machine learning, Imperial College London, London, UK, (September, 2020).
• “Stochastic bifurcation in a turbulent swirling flow”, invited talk, CRITICS workshop 2020, Imperial College, London, UK, (August, 2020).
• Anomalous diffusion in random dynamical systems,” poster presentation, Dynamics Days Digital, Amsterdam, Netherland, (August, 2020).

Invited Presentations

• "Noise-induced degeneration in online learning," The 7th International Conference on Random Dynamical Systems, Hanoi, Vietnam (June, 2022)
• “Stochastic chaos in random dynamical systems and its Applications,” Mathematical Science of Complex Systems: Physics, Chemistry, Biology, Information and Chaos. Hokkaido University, Japan (March, 2021)
• “Stochastic bifurcation in a turbulent swirling flow” Mathematical methods for the studies of flow, shape, and dynamics, RIMS Kyoto, Japan　(August, 2021)
• “Stochastic bifurcation in a turbulent swirling flow”, invited talk, CRITICS workshop 2020, Imperial College, London, UK, (August, 2020).
• “Anomalous diffusion in random dynamical systems”, The Mathematics of Climate and Environment, IHP, Paris, France, (October, 2019).
• “Stochastic bifurcation in a turbulent swirling flow”, invited talk, LML summer school, ICTP, Trieste, Italy, (July, 2019).
• “Anomalous diffusion in random dynamical systems,” invited talk, DCP19, CNR, Pisa, Italy, (July, 2019).
• “Stochastic bifurcation in a turbulent swirling flow”, contributed talk, Workshop on data analysis and machine learning in dynamical systems, University of Tokyo, Tokyo, (May, 2019).
• “Stochastic bifurcation in a turbulent swirling flow”, invited talk, CRITICS workshop, Imperial College London, London, (March, 2019).
• “Stochastic chaos in a turbulent swirling flow”, invited talk, LML workshop, Imperial College London, London, (March, 2019).
• “Stochastic bifurcation in random dynamical systems and its application to modeling atmospheric jet dynamics”, invited talk, “Dynamical Systems and Climate Dynamics,” LSCE/CNRS-Saclay, Saclay, France (October, 2018).
• “Stochastic chaos in random dynamical systems and its application to time series analysis,” Seminar at University of Pisa, Pisa, Italy, (October, 2018).
• “Stochastic bifurcation in random dynamical systems and its application to modeling atmospheric jet dynamics”, invited talk, Dynamics Days Europe, Loughborough, UK (September, 2018).
• “Stochastic chaos in a turbulent swirling flow”, invited lecture, LML summer school, London Mathematical Laboratory, London, UK (August, 2018).
• “Stochastic chaos in a turbulent swirling flow”, invited lecture, Waseda University, (May, 2018).
• “Stochastic chaos in a turbulent swirling flow”, invited lecture, CIMPA spring school, Vietnam Academy of Science and Technology, Hanoi, Vietnam (March, 2018).
• “Stochastic chaos in a turbulent swirling flow”, Lorentz Center Workshop on Random Dynamical Systems, Leiden, Netherlands, (December, 2017).
• “Anomalous diffusion and intermittency in random dynamical systems,” Statistical and nonlinear physics seminar at CNRS, Saclay, France, (November, 2017).
• “Anomalous diffusion and intermittency in random dynamical systems ,” Marseille neuroscience workshop, Marseille, France, (November, 2017).
• “Anomalous diffusion and intermittency in random dynamical systems,” ANOCOS, Tempare, Finland, (August, 2017).
• "Stochastic chaos in a turbulent swirling flow," RIMS workshop on dynamical systems theory and its applications, Kyoto, Japan, (June, 2017).
• "Noise-induced bifurcations in a random logistic map," Kyoto Dynamics Days: Random Dynamical Systems Theory and Its Applications, Kyoto University, Kyoto, Japan, (April. 2017).
• "Anomalous diffusion and intermittency in random dynamical systems," Kyoto Dynamics Days: Random Dynamical Systems Theory and Its Applications, Kyoto University, Kyoto, Japan, (April. 2017).
• "Stochastic bifurcation in random logistic maps," invited talk, Applications of statical-mechanics and dynamical systems to climate, LSCE, CEA, CNRS, Saclay, France (Nov. 2016).
• "Anomalous diffusion in random dynamical systems," invited talk, Dynamics Days Latin America and the Caribbean, University of Puebla, Puebla, Mexico, (Oct. 2016).
• "Anomalous diffusion in random dynamical systems," Hokkaido-Pisa Summer Institute, University of Pisa, Pisa, Italy (Sept. 2016).
• "Anomalous diffusion in random dynamical systems," Workshop on Anomalous Dynamics and Weak ergodicity breaking, University of Warwick, Coventry, UK, (Aug. 2016).
• "Neural Field dynamics for growing brains," AAAS panel presentation, AAAS, Washington DC, USA, (Feb. 2016).
• "Robust computation in neural field," AFCA keynote talk, CANDAR, Sapporo, Japan (Dec. 2015).
• "Asymmetric game dynamics and its applications," SAET, Waseda University, Tokyo, Japan (Aug. 2014).
• "Random dynamical systems approaches to noise-induced phenomena," Workshop on Computation and Computability in Dynamics, Trieste, Italy (July 2014).
• "Random dynamical systems approaches to noise-induced phenomena," Loughborough University, Leicestershire, UK, (May 2014).
• "Random dynamical systems approaches to noise-induced phenomena," Mini Conference on Glassy and Complex Systems, King's College, London, UK, (May 2014).
• "Random dynamical systems approaches to noise-induced phenomena," Dynamical Systems, Fluid Dynamics and Lagrangian Coherent Structures, Hokkaido University, Japan, (Mar. 2014)
• "Random dynamical systems approaches to noise-induced phenomena," Random dynamical systems and its applications, RIMS, Kyoto, Japan, (Feb. 2014).
• "Random basin in dice roll," Random dynamical systems and its applications, RIMS, Kyoto, Japan, (Feb. 2014).
• "Stability and diversity in collective adaptation," nonlinear physics seminar, University of Manchester, UK, (Feb. 2014).
• "Real number computation and dynamical systems," invited talk, RIMS, Kyoto, Japan, (Jan. 2014).
• "Asymmetric game dynamics and its applications," invited seminar, University of Bristol, Bristol, UK, (Dec. 2013).
• "Asymmetric game dynamics and its applications," invited seminar, King's College London, UK, (Nov. 2013).
• "Random dynamics from time series," invited talk, SIAM Conference on Applications of Dynamical systems, Snowbird, USA, (May 2013).
• "Noise-induced phenomena in one dimensional maps," LML seminar, London Mathematical Laboratory, London, UK, (May 2013).
• "Randomness in noised dynamical systems," invited talk, Ergodic theory, information theory, and computer sciences, Osaka University, Osaka, Japan, (Mar. 2013).
• "Asymmetric game dynamics and its applications," invited lecture, CICS, Universidad del Desarrollo, Santiago, Chile, (Oct. 2012).
• "Random Dynamics from a Time Series of Physiological Rhythms," invited talk, NOLTA 2012, Palma de Majorca, Spain, (Oct. 2012).
• "Noise-induced phenomena in one dimensional maps," DynamIC seminar, Imperial College-London, London, UK, (Oct. 2012).
• "Noise-induced phenomena in one dimensional maps," Complex systems group seminar, Imperial College-London, London, UK, (Oct. 2012).
• "Random dynamical systems approaches to noise-induced phenomena," Summer Workshop 2012 - Artificial Minds and Real Brains, Hokkaido University, Sapporo, Japan, (Aug. 2012).
• "Noise-induced phenomena in one dimensional maps," invited seminar, Kyoto University, Kyoto, Japan, (Jul. 2012).
• "Noise-induced phenomena in one dimensional maps," invited seminar, Soongsil University, Seoul, Korea, (Jun. 2012).
• "Noise-induced phenomena and their applications," invited talk, Workshop on Open dynamical systems: Ergodic Theory, Probabilistic Methods and Applications, BIRS, Banff, Canada, (Apr. 2012).
• "Noise-induced phenomena and their applications: interaction between deterministic chaos and stochastic randomness," invited talk, International workshop on Anomalous Statistics, Generalized Entropies, and Information Geometry, Nara Women's Univeristy, Nara, Japan, (Mar. 2012).
• "Noise-induced phenomena and their applications: interaction between deterministic chaos and stochastic randomness," invited talk, Nonlinear Science Colloquium, Waseda Univeristy, Japan, (Jan. 2012).
• "Random nonlinear phenomena and its applications," invited talk, Yakushima workshop, Kagoshima, Japan, (2011).
• "Random dynamics from time-series and its applications," invited talk, NOLTA2011, Kobe, Japan, (2011).
• "Noise-induced phenomena in one dimensional maps," invited talk, KiDS seminar, Kyoto, Japan, (2011).
• "Robust Computation in Two-dimensional Neural Field," invited talk, ICCN2011, Niseko, Japan, (2011).
• "Noise-induced phenomena in one dimensional maps," invited talk, SIAM Conference on Applications of Dynamical systems, Snowbird, USA, (2011).
• "Noise-induced statistical periodicity and its applications," Dynamics of Complex Systems 2011, Hokkaido University, Sapporo, Japan, (2011).
• "Asymmetric game dynamics and its extensions," Game theory workshop, Nagoya University, Nagoya, Japan, (2011).
• "Noise-induced phenomena in one dimensional maps," invited seminar, Queen Mary University of London, London, UK, (2011).
• "Noise-induced phenomena in one dimensional maps," invited seminar, Department of Applied Mathematics at the University of Colorado at Boulder, Colorado, USA, (2011).
• "Noise-induced phenomena in one dimensional maps," invited seminar, Max-Planck Institute Mathematics in the Sciences, Leipzig, Germany, (2010).
• "Noise-induced phenomena in one dimensional maps," invited talk, NIMS Hot Topics Workshop on Applied Dynamical Systems "Dynamics in Network and Mathematical Neuroscience," NIMS, Daejeon, Korea, (2010).
• "Noise-induced phenomena in one dimensional maps," invited talk, Symposium: Applications of complex systems, RIES, Hokkaido University, Sapporo, Japan, (2010).
• "Noise-induced phenomena in one dimensional maps," invited talk, Kagoshima workshop on nonlinear and Nonequilibrium dynamics, Kagoshima University, Kagoshima, Japan, (2010).
• "Noise-induced phenomena in one dimensional maps," invited talk, RIKEN Mathematical Science Workshop, Kamisuwa, Japan, (2010).
• "Robust computation in activation-inhibition field," invited talk, The 9th international conference on unconventional computation, Tokyo, Japan, (2010).
• "Noise-induced phenomena in one dimensional maps: hidden fragility in nonlinear dynamics," invited talk, Sapporo winter school on nonlinear science, Hokkaido, Japan, (2010).
• "Noise-induced phenomena in one dimensional maps," invited seminar, University of Tokyo, Japan, (2010).
• "Stability and diversity in collective adaptation," invited talk, Chaos revolution in science, technology, and society, Bali, Indonesia, (2009).
• "Noise-induced phenomena in one dimensional maps," invited talk, Biology and Control, SICE, Waseda University, Tokyo, Japan, (2009).
• "Noise-induced phenomena in one dimensional maps," invited talk, Behavior and Logic of Cellular Systems, RIKEN, Saitama, Japan, (2009).
• "Chaos in function dynamics," invited talk, GCOE at Kobe University, Okinawa, Japan, (2009).
• "Noise-induced phenomena in one dimensional maps," invited talk, Workshop: Fluctuation and Noise in Living Organisms, RIKEN, Saitama, Japan, (2009).
• "Noise-induced phenomena in one dimensional maps," invited talk, Hierarchy in Life Systems, RIKEN, Saitama, Japan, (2009).
• "High-dimensional chaotic dynamics in an N-person game," invited seminar, Kyushu University, Hakata, Japan, (2009).
• "Random Dynamics from Time Serieses of Rotating Fluid," invited talk, Dynamics Days Asia-Pacific, Nara, Japan, (2008).
• "Limit of Analog Computation," invited seminar, University of Tokyo, Tokyo, Japan, (2008).
• "Random Dynamics from Time Serieses of Rotating Fluid," invited talk, Dynamics of Complex systems, Hokkaido Univeristy, Sapporo, Japan, (2008).
• "Re-visiting Noise-induced Order," invited talk, Artificial Life: Half-way through, University of Tokyo, Tokyo, Japan, (2008).
• "Noise-induced Phenomena in one-dimensional maps," invited seminar, ASI,RIKEN, Saitama, Japan, (2008).
• "Function Dynamics: An Introductory Review," invited talk, Workshop "Nonlinear Dynamics and Informatics VII," ISM, Tokyo, Japan, (2007).
• "N-person Game Dynamics," invited talk, Santa Fe Institute, Santa Fe, USA, (2007).
• "Heteroclinic Cycles in N-person Game Dynamics," invited talk, Minisymposium at SIAM Conference on Application of Dynamical Systems, Snowbird, USA (2007).
• "Adaptive Dynamics for Interacting Markovian Processes," invited talk, Max Planck Institute, Mathematics for the Sciences, Leipzig, Germany (2006).
• "Stability and Diversity in Collective Adaptation," invited talk, Max Planck Institute, Dynamics and Self-organization, G¨ottingen, Germany (2006).
• "Stability and Diversity in Collective Adaptation," invited talk, Department of Physical Chemistry Fritz Haber Institute, Berlin, Germany (2006).
• "Stability and Diversity in Collective Adaptation," invited seminar at JAIST, Ishikawa, Japan (2005).
• "Stability and Diversity in Collective Adaptation," invited talk, Conference on Mathematical Biology and Dynamical Systems at University of Texas, Taylor, USA (2005).
• "Spatiotemporal Intermittency and its Application to Problems of Memory and Learning," invited lecture at JAIST, Ishikawa, Japan (2005).
• "Stability and Diversity in Collective Adaptation," invited lecture at KAIST, Daejeon, Korea (2005).
• "Dynamics of learning in Rock-Scissors-Paper game," invited lecture at KNU, Daegu, Korea (2005).
• "Spatiotemporal Intermittency and its Application to Problems of Memory and Learning," invited lecture at Max Planck Institute, Leipzig, Germany (2005).
• "Stability and Diversity in Collective Adaptation," invited talk at Max Planck Institute, Leipzig, Germany (2005).
• "Spatiotemporal Intermittency and its Application to Problems of Memory and Learning," invited lecture at Santa Fe Institute, Santa Fe, NM, USA (2005).
• "Stability and Diversity in Collective Adaptation," invited talk at Redwood Neuroscience Institute, Menlo Park, CA, USA (2004).
• "Stability and Diversity in Collective Adaptation," invited seminar at University of Tokyo, Tokyo, Japan (2004).
• "Stability and Diversity in Collective Adaptation," invited seminar at Santa Fe Institute, Santa Fe, NM, USA (2004).
• "Dynamics of Analog Computation," invited talk, Philosophy of Computation, Kyoto, Japan (2003).
• "Coupled replicator equations for the dynamics of learning in multiagent systems," invited talk, Complex Systems Studies Interdisciplinary Meeting, Kalamazoo, MI, USA (2003).
• "Computation with switching map systems: Nonlinearity and computational complexity," invited seminar at Department of Applied Mathematics, Princeton University, Princeton, NJ, USA (2001).

Contributed presentations

• “Stochastic chaos in random dynamical systems,” RIMS workshop on random dynamical systems, Kyoto, (September, 2022).
• “Minimal dynamical systems model of the Northern Hemisphere jet stream via embedding of climate data,” RIMS workshop on random dynamical systems, Kyoto, (September, 2022).
• Ayaka Okumura, Yuzuru Sato, “Emergence of major and minor peaks in population dynamics of malaria,” Dynamics Days Europe, Aberdeen, UK, (August, 2022).
• “Noise-induced degeneration in online learning,” Dynamics Days Europe, Aberdeen, UK, (August, 2022).
• “Existence of multiple noise-induced transitions in Lasota-Mackey map,” Hokkaido Summer Institute on Computational Ergodic Theory, (September, 2021)
• “Stochastic bifurcation in a turbulent swirling flow,” RIMS workshop on dynamical systems, Kyoto, Japan (June, 2021)
• “Noise-induced degeneration in online learning,” Dynamical systems and machine learning, Imperial College London, London, UK, (September, 2020).
• Anomalous diffusion in random dynamical systems,” poster presentation, Dynamics Days Digital, Amsterdam, Netherland, (August, 2020).
• “Anomalous diffusion in random dynamical systems,” summer school lecture, Shiga, Japan, (October, 2019).
• “Stochastic bifurcation and intermittency in random dynamical systems”, contributed talk, RIMS workshop, Kyoto University, Kyoto, (October, 2019).
• “Anomalous diffusion and intermittency in random dynamical systems”, Seminar at Tokyo Metropolitan University, Tokyo, (September, 2019).
• “Stochastic bifurcation in a turbulent swirling flow”, contributed talk, JSIAM, University of Tokyo, Tokyo, (September, 2019).
• “Anomalous diffusion and intermittency in deterministic /random dynamical systems”, contributed talk, RIMS workshop, Kyoto University, Kyoto, (September, 2019).
• “Noise-induced Statistical Periodicity in Lasota-Mackey Maps”, contributed talk, RIMS workshop, Kyoto University, Kyoto, (August, 2019).
• “Stochastic bifurcation in a turbulent swirling flow”, ICIAM, Valencia, Spain, (July, 2019).
• “Stochastic bifurcation in a turbulent swirling flow”, contributed talk, RIMS workshop, Kyoto University, Kyoto, (June, 2019).
• “Stochastic chaos in a turbulent swirling flow”, invited lecture, LML summer school, London Mathematical Laboratory, London, UK (August, 2018).
• "Stochastic chaos in a turbulent swirling flow," RIMS workshop on dynamical systems theory and its applications, Kyoto, Japan, (June, 2017).
• "Anomalous diffusion and intermittency in random dynamical systems," seminar at Tokyo Metroplitan University, Tokyo, Japan, (June, 2017).
• "Stochastic bifurcation in random logistic maps," SIAM Conference on Applications of Dynamical systems, Snowbird, USA, (May 2017).
• "Noise-induced bifurcations in a random logistic map," Kyoto Dynamics Days: Random Dynamical Systems Theory and Its Applications, Kyoto University, Kyoto, Japan, (April. 2017).
• "Anomalous diffusion and intermittency in random dynamical systems," Kyoto Dynamics Days: Random Dynamical Systems Theory and Its Applications, Kyoto University, Kyoto, Japan, (April. 2017).
• "Anomalous diffusion and intermittency in random dynamical systems," contributed talk, JSIAM Conference, University of Electro-Communications, Tokyo, Japan, (March 2017).
• "Stochastic bifurcation in random logistic maps," Keio Dynamics Day, Keio University, Kanagawa, Japan, (Jan. 2017).
• "Anomalous diffusion in random dynamical systems," Progress in Anomalous Diffusion Studies, Keio University, Kanagawa, Japan, (Sept. 2016).
• "Anomalous diffusion in random dynamical systems," CRITICS Workshop, University of Copenhagen, Copenhagen, Denmark, (Sept. 2016).
• "Chaos in function dynamics," RIMS workshop on mathematics for macroeconomics, Kyoto Japan, (July, 2016).
• "Noise-induced statistical periodicity and almost cyclic sets," RIMS workshop on dynamical systems, Kyoto, Japan, (June, 2016).
• "Anomalous diffusion in random dynamical systems," Workshop on dynamical systems and computation, Kyoto, Japan (Mar. 2016).
• "Robust pattern construction in neural field," seminar at Kyoto University, Japan, (Nov. 2015).
• "Chaos in random and non-autonomous dynamical systems," invited lecture, Complex systems summer school, Yamanashi, Japan, (Jul. 2015).
• "Dynamics of Neural Field," seminar at University of Tokyo, Tokyo, Japan, (Mar. 2015).
• "Random Strange Attractors and Stochastic Chaos," invited talk, Dynamical Systems and Computation, Hokkaido University, Sapporo, Japan, (Feb. 2015).
• "Random dynamical systems approaches to noise-induced phenomena," invited seminar, University of Sussex, Brighton, UK, (Nov. 2014).
• "Random dynamical systems approaches to noise-induced phenomena," invited seminar, Max Planck Institute, Dynamics and Self-organization, Gottingen, Germany, (Oct. 2014).
• "Random basin in dice roll," Workshop on Theory and Applications of Random/Non-autonomous Dynamical Systems, Imperial College London, London, UK, (Sept. 2014).
• "Random dynamics from time seiries of rotating fluids," workshop on physical origins of correlated extreme events, Max Planck Institute for the Physics of Complex Systems, Dresden, Germany, (June 2014).
• "Random dynamical systems approaches to noise-induced phenomena," Open statistical Physics, Open University, Milton Keynes, UK, (Mar. 2014).
• "Asymmetric game dynamics and its applications," RIMS, Kyoto, Japan, (Jan. 2014).
• "Patterns and computation in neural field," seminar at University of Tokyo, Tokyo, Japan, (Jan. 2014).
• "Noise-induced phenomena in one-dimensional maps," Hitotsubashi University, Tokyo, Japan, (Nov. 2013).
• Kota Hiratsuka and YS, "Computability and Complexity of Julia Sets," contributed talk, NOTA 2013, Santa Fe, USA, (Sept. 2013).
• Kazuhiro Matsumoto and YS, "Random dynamical systems modeling for brain wave synchrony," contributed talk, NOTA 2013, Santa Fe, USA, (Sept. 2013).
• Genming Wang and YS, "Partial Control of Chaos and Continuity of Safe Sets," contributed poster, Dynamics Days US, Denver, USA, (Jan. 2013).
• Nobuo Matsunaga and YS, "Randomness of Perturbed Dice Throw Dynamics," contributed poster, Dynamics Days US, Denver, USA, (Jan. 2013).
• "Noise-induced phenomena in one dimensional maps," contributed talk, RIMS workshop on Collective Behavior in Dynamical Systems, Kyoto University, Kyoto, Japan, (Sept. 2012).
• "Noise-induced phenomena in one dimensional maps," contributed talk, Dynamical Systems: 100 years after Poincare, Gijon, Spain, (Sept. 2012).
• "Noise-induced statistical periodicity in one dimensional maps," contributed talk, JPS meeting, Hyogo, Japan (Mar. 2012).
• Yuko Aoki, Sho Iwamoto, and YS"Dynamics of Mcintyre-Schumacher-Woodhouse model," contributed talk, JPS meeting, Hyogo, Japan (Mar. 2012).
• "Noise-induced phenomena in one dimensional maps," contributed talk, ECCS2011, Vienna, Austria, (2011).
• "Noise-induced phenomena in one dimensional maps," contributed talk, WCHAOS2011, Dresden, Germany, (2011).
• "Random dynamics from time-series of rotating fluid," contributed talk, The 59th National Congress of Theoretical and Applied Mechanics, Tokyo, Japan, (2010).
• "Noise-induced phenomena in one dimensional maps," contributed talk, JPS meeting, Okayama, Japan, (2010).
• "Noise-induced phenomena in one dimensional maps," contributed talk, Niseko workshop on mathematical biology, Niseko, Hokkaido, (2010).
• "Noise-induced phenomena in one dimensional maps," contributed talk, NLP, IEICE, Kagoshima, Japan, (2009).
• "Noise-induced phenomena in one dimensional maps," contributed talk, Workshop on Nonlinear Science, Kagoshima University, Kagoshima, Japan, (2009).
• "Noise-induced phenomena in one dimensional maps," contributed talk, Dynamics of Complex Systems 2009, Hokkaido University, Sapporo, Japan, (2009)
• "Noise-induced phenomena in one dimensional maps," contributed talk, From Hyperbolic dynamics to dynamics with large degrees of freedom, RIMS, Kyoto, Japan, (2009).
• "Random Dynamics from Time Serieses of Rotating Fluid," contributed talk, JSIAM Conference, Univerisity of Tokyo, Tokyo, Japan, (2008).
• "Stability and Diversity in Collective Adaptation," contributed poster at Isaac Newton Institute, Cambridge, England (2005).
• "Stability and Diversity in Collective Adaptation," contributed poster, Arizona Days at Los Alamos National Laboratory, Los Alamos, NM, USA (2004).
• "Dynamics of Learning and Flows of Information in Collectives," invited seminar at Theoretical Biology Group , University Utrecht, Utrecht, Netherland (2003).
• "Dynamics of Learning and Flows of Information in Collectives," contributed poster, Dynamics Days Europe XXIII, Mallorca, Spain (2003).
• "Dynamics of coupled replicator equations," contributed poster, Dynamics Days Europe XXII, Heiderberg, Germany (2002).
• "Coupled replicator equations for the dynamics of learning in multiagent systems," invited seminar at Research Unit in Language Evolution and Computation, University of Edinburgh, Edinburgh, Scotland (2002).
• "Dynamics of learning and coupled replicator equations," contributed talk, International Workshop on Dynamical Systems in Mathematical Biology, Tokyo, Japan (2002).
• "On the power of nonlinear mappings in switching map systems," contributed talk, The second international conference on Unconventional Models of Computation, Brussels, Belgium (2000).
• "Undecidability of the Imitation Game," contributed talk, Symposium on Imitation in Animals and Artifacts, Edinburgh, Scotland (1999).
• "NP-completeness of kSAT and multifractals," contributed talk, Conference on Computational Physics, Granada, Spain (1999).
• "Self-similar sets as satisfiable Boolean expressions," contributed talk, International conference on Unconventional Models of Computation, Auckland, New Zealand, (1998).

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