Programme:

Monday, 4 December, 2023

10:00-12:00 Registration

14:00-14:10 Opening

14:10-15:30 Open discussion@森戸記念館第3講議室

Tuesday, 5 December, 2023 (森戸記念館第１フォーラム）

10:00 - 10:20 Yuzuru Sato, Stochastic chaos in random dynamical systems

10:30 - 10:50 Tatsuo Yanagita, Slow relaxation and dynamically induced conformations in Hamiltonian systems

11:00 - 11:20 Takuma Akimoto, Non-equilibrium statistical mechanics of laser-cooled atoms

11:30 - 12:30 Flash Talk

Lunch + Poster Session@森戸記念館第2会議室

14:00 - 14:20 Kenta Ohira, Non-equilibrium Oscillatory Resonance with Delayed Dynamics

14:30 - 14:50 Y-h. Taguchi, TDbasedUFE and TDbasedUFEadv: bioconductor packages to perform tensor decomposition based unsupervised feature extraction

15:00 - 15:20 Hajime Koike, Bifurcation and hysteresis in a nonlinear transport model on network motifs

15:30 - 15:50 Hidemasa Ishii, Weak couplings accelerate noise-induced escapes in interacting bistable elements

16:00 - 16:20 Keisuke Taga, Nonlinear dynamics of the tape-peeling trace

16:30 - 17:20 Yoji Aizawa, Origin of  slow dynamics in nearly integrable hamiltonian systems - Nekhoroshev stability, Log-Weibull law and Infinite Measure Ergodicity -

Wednesday, 6 December, 2023 (森戸記念館第１フォーラム）

10:00 - 10:20 Shoya Motonaga, Duality in ergodic optimization and related topics

10:30 - 10:50 Mao Shinoda, Generic property for constrained ergodic optimization

11:00 - 11:50 Makiko Sasada, Bi-infinite solutions and invariant measures for systems of KdV- and Toda-type locally-defined dynamics

Lunch + Poster Session@森戸記念館第2会議室

14:00 - 14:20 Tomoharu Suda, Straight-line Solutions of non-autonomous Ordinary Differential Equations and Their Applications to Chemical Kinetics

14:30 - 14:50 Masahiro Hori, Multilevel stochastic resonance in a multistable potential

15:00 - 15:20 Masaharu Ishii, The Mechanics of Double Descent - A complexity (frequency) characteristics of generalization performance -

Break + Poster Session@森戸記念館第2会議室

16:00 - 16:20 Yuzuru Mitsui, Waveform proportionality and Taylor's law induced by synchronization in coupled dynamical systems

16:30 - 17:20 Michio Yamada, A modeling approach to transient behavior of thermal convection

Thursday, 7 December,2023 (森戸記念館第１フォーラム）

10:00 - 10:50 Shin-Ichiro Ei, On the contraction of pattern formation problems

11:00 - 11:50 Shuji Ishihara, Pattern dynamics driven by surface curvature

12:00 - 12:20 Tsuyoshi Yoneda, Mathematical structure of perfect predictive reservoir computing for autoregressive type of time series data 

Lunch + Poster Session@森戸記念館第2会議室

14:00 - 14:20 Masanobu Inubushi, Characterizing Small-Scale Dynamics of Navier-Stokes Turbulence with Transverse Lyapunov Exponents: A Data Assimilation Approach

14:30 - 14:50 Kota Takeda, Ensemble data assimilation to infinite-dimensional nonlinear dynamics with noisy observations

15:00 - 15:20 Shigefumi Hata, Mathematical modeling of polarization dynamics in social networks

Break + Poster Session@森戸記念館第2会議室

16:30 - 16:50 Masahiro Morikawa, Variety and Universality of Pink Noise from Amplitude Modulations

17:00 - 17:20 Hiroya Nakao, Asymptotic phase and amplitudes of stochastic oscillators via Koopman operator theory and Dynamic Mode Decomposition

Friday, 8 December, 2023

10:00-12:50 Open discussion@森戸記念館第2会議室

12:50-13:00 Closing

Poster session

1. Hiroto Tomida, "Order structure exhibited by interacting Brownian motion"

2. Huayan Chen, "Noise-induced phenomena in generalized Hénon map"

3. Ryo Araki, "How forgetful is turbulent cascade?"

4. Tetsu Endo, "Stochastic Bifurcations in Random Pomeau-Manneville Maps"

5. 加藤響, "Chaotic saddle and phase synchronization in GOY shell model of fluid turbulence"

6. Kengo Nakai, "Lyapunov analysis of data-driven models constructed by reservoir computing"

7. Atsushi Tanaka, "Holonomy in action for classical integral systems"

8. Satoshi Matsumoto, "Reduced-order modeling of turbulence in a periodic cube by machine learning"

9. Kazuhiko Seki, "Influence of reflecting boundary on fluctuation relation for continuous-time random walks driven by an external field"

10. Shunsuke Goda, "Active flow control by reinforcement learning in experiments and numerical simulations"

11. Natsuki Tsutsumi, "Data-driven ordinary differential equations of macroscopic dynamics of a fluid flow"

12. Satoshi Oishi, "Hyperparameter Tuning of Reservoir Computers for Attractor Reconstruction"

13. Akari Matsuki, "Analysis of oscillatory data using the extended Hilbert transform method"

14. Issei Sakai, "Current fluctuation in a symmetric simple exclusion process on a heterogeneous environment"

15. Ayumi Ozawa, "Collective dynamics of globally coupled oscillators with turnover"

16. 加藤祐介, "Analysis of oscillatory dynamics in mathematical models of (1) virus-immunity system and (2) metronome"

17. Songhao Yin, "Synchronous/asynchronous transition and thermal efficiency analysis of weakly coupled Low-temperature-differential (LTD) Stirling engines"

18. Hikaru Ariyoshi, "Analysis of Wealth Distribution in Japan via Yard-Sale Model"

19. Ryota Kobayashi, "Reconstructing synaptic connectivity from parallel spike trains"

20. Heitaro Inuzuka, "A Machine Learning Method for Integrating Chaotic Time Series Prediction and Adaptive Observation Planning"

21. Sho Shirasaka, "Machine Learning Prediction of Partial R-Tipping Phenomena"

22. Hiroki Takahasi (cancelled)

23. 吉村光太郎, "Multilayer Graph Echo State Networkの開発と応用"

24. Tomoaki Nogawa, "Dimensional Reduction of Dynamical Systems by Machine Learning"

25. Miki Kobayashi, "Time-Delayed Feedback Control for Random Dynamical Systems"

26. Hiroshi Hasegawa, "Nonequilibrium statistical mechanics of simple chaotic systems based on information geometry"

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Supported by

• JSPS Grant in aid for scientific research (C) 21K03392 (PI: Takuma Akimoto)