| 1. |
Machine learning prediction of the Madden-Julian Oscillation using reservoir computing
(査読有り)
Tamaki Suematsu, Kengo Nakai, Tsuyoshi Yoneda, Daisuke Takasuka, Takuya Jinno, Yoshitaka Saiki, Hiroaki Miura
Japan Journal of Industrial and Applied Mathematics, accepted for publication 2026年12月 |
| 2. |
Identifying deterministic behavior in exchange rate volatility time series using machine learning
(査読有り)
Makoto Muto, Tamotsu Onozaki, Yoshitaka Saiki
Decisions in Economics and Finance, accepted for publication 2026年12月 |
| 3. |
The dynamics of the heterochaos baker maps
(査読有り)
Yoshitaka Saiki, Hiroki Takahasi, Kenichiro Yamamoto, James A. Yorke
Chinese Annales of Mathematics, Ser. B, accepted for publication 2026年12月 |
| 4. |
Long-term prediction of El Niño-Southern Oscillation using reservoir computing with data-driven realtime filter
(査読有り)
Takuya Jinno, Takahito Mitsui, Kengo Nakai, Yoshitaka Saiki, Tsuyoshi Yoneda
Chaos: An Interdisciplinary Journal of Nonlinear Science 35巻5号 2025年5月
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| 5. |
Data-driven ODE modeling of high-frequency complex dynamics via a low-frequency dynamics model
(査読有り)
Natsuki Tsutsumi, Kengo Nakai, Yoshitaka Saiki
Physical Review E 111巻014212-頁 2025年1月
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| 6. |
Laminar chaotic saddle within a turbulent attractor
(査読有り)
Hibiki Kato, Miki U Kobayashi, Yoshitaka Saiki, James A. Yorke
Physical Review E 110巻5号L052202-頁 2024年11月 |
| 7. |
Synchronization analysis between exchange rates on the basis of purchasing power parity using the Hilbert transform
(査読有り)
Makoto Muto, Yoshitaka Saiki
The North American Journal of Economics and Finance 74巻102191頁 2024年10月
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| 8. |
Lyapunov analysis of data-driven models of high dimensional dynamics using reservoir computing: Lorenz-96 system and fluid flow
(査読有り)
Miki U Kobayashi, Kengo Nakai, Yoshitaka Saiki
Journal of Physics: Complexity 2024年6月
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| 9. |
Characterizing small-scale dynamics of Navier-Stokes turbulence with transverse Lyapunov exponents: A data assimilation approach
(査読有り)
Masanobu Inubushi, Yoshitaka Saiki, Miki U. Kobayashi, Susumu Goto
Physical Review Letters 131巻25号254001-頁 2023年12月
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| 10. |
Constructing low-dimensional ordinary differential equations from chaotic time series of high- or infinite-dimensional systems using radial-function-based regression
(査読有り)
Natsuki Tsutsumi, Kengo Nakai, Yoshitaka Saiki
Physical Review E 108巻5号054220-頁 2023年11月
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| 11. |
Hausdorff dimension of Cantor intersections and robust heterodimensional cycles for heterochaos horseshoe maps
(査読有り)
Yoshitaka Saiki, Hiroki Takahasi, James A. Yorke
SIAM Journal on Applied Dynamical Systems 22巻3号1852-1876頁 2023年7月
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| 12. |
Can the Flap of a Butterfly’s Wings Shift a Tornado into Texas—Without Chaos?
(査読有り)
Yoshitaka Saiki, James A. Yorke
Atmosphere 14巻5号821頁 2023年5月
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| 13. |
Regional Synchronization during Economic Contraction: The Case of the U.S. and Japan
(査読有り)
M. Muto, T. Onozaki, Y. Saiki
Applied Economics 55巻30号3472-3486頁 2023年5月
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| 14. |
The twisted baker map
(査読有り)
Y. Saiki, H. Takahasi, J. A. Yorke
Nonlinearity 36巻3号1776-1788頁 2023年2月
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| 15. |
Constructing differential equations using only a scalar time-series about continuous time chaotic dynamics
(査読有り)
N. Tsutsumi, K. Nakai, Y. Saiki
Chaos 32巻9号091101-頁 2022年9月 |
| 16. |
Dynamical system analysis of a data-driven model constructed by reservoir computing (共著)
(査読有り)
M. U. Kobayashi, K. Nakai, Y. Saiki, N. Tsutsumi
Physical Review E 104巻4号044215-頁 2021年10月 |
| 17. |
Piecewise-linear maps with heterogeneous chaos (共著)
(査読有り)
Y. Saiki, H. Takahasi, J. A. Yorke
Nonlinearity 34巻8号5744-頁 2021年7月
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| 18. |
Machine-learning construction of a model for a macroscopic fluid variable using the delay-coordinate of a scalar observable (共著)
(査読有り)
Kengo Nakai, Yoshitaka Saiki
Discrete and Continuous Dynamical System S 14巻3号1079-1092頁 2021年3月
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| 19. |
Solving the Babylonian Problem of quasiperiodic rotation rates (共著)
(査読有り)
S. Das, Y. Saiki, E. Sander, J. A. Yorke
Discrete and Continuous Dynamical Systems Series S 12巻8号2279-2305頁 2019年12月 |
| 20. |
Quasiperiodic orbits in Siegel disks/balls and the Babylonian problem (共著)
(査読有り)
Yoshitaka Saiki, James A. Yorke
Regular and Chaotic Dynamics 23巻6号 2018年12月 |
| 21. |
Low-dimensional paradigms for high-dimensional hetero-chaos (共著)
(査読有り)
Yoshitaka Saiki, Miguel F. Sanjuan, James A. Yorke
Chaos 28巻103110-頁 2018年10月 |
| 22. |
Machine-learning inference of fluid variables from data using reservoir computing (共著)
(査読有り)
Kengo Nakai, Yoshitaka Saiki
Physical Review E 98巻023111-頁 2018年8月 |
| 23. |
Intermittent transition between synchronization and desynchronization in multi-regional business cycles (共著)
(査読有り)
K. Esashi, T. Onozaki, Y. Saiki, Y. Sato
Structural Change and Economic Dynamics 44巻68-76頁 2018年3月
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| 24. |
Empirical evaluated SDE modelling for dimensionality reduction systems and its predictability estimates (共著)
(査読有り)
N. Nakano, M. Inatsu, S. Kusuoka, Y. Saiki
Japan Journal of Industrial and Applied Mathematics 35巻2号553-589頁 2018年2月 |
| 25. |
Quantitative quasiperiodicity (共著)
(査読有り)
Suddhasattwa Das, Yoshitaka Saiki, Evelyn Sander, James A Yorke
Nonlinearity 30巻11号4111-4140頁 2017年11月
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| 26. |
Network analyses of chaotic systems through unstable periodic orbits (共著)
(査読有り)
Miki U Kobayashi, Yoshitaka Saiki
Chaos 27巻8号081103:1-6頁 2017年8月
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| 27. |
Generalized Lorenz Equations on a Three-Sphere (共著)
(査読有り)
Y, Saiki, E. Sander, J. A. Yorke
Eurpean Physical Journal Special Topics 226巻9号1751-1764頁 2017年6月
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| 28. |
Measuring quasiperiodicity (共著)
(査読有り)
S. Das, C. B. Dock, Y. Saiki, M. Salgado-Flores, E. Sander, J. Wu, J. A. Yorke
Europhysics Letters 114巻40005-頁 2016年6月 |
| 29. |
Reconstruction of chaotic saddles by classification of unstable periodic orbits: Kuramoto-Sivashinsky equation (共著)
(査読有り)
Y. Saiki, M. Yamada, A. Chian, R. Miranda, E. Rempel
Chaos 25巻10号103123-頁 2015年10月
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| 30. |
重み付きバーコフ平均に基づく準周期軌道に纏わる計算の高速化
Suddhasattwa Das, Yoshitaka Saiki, Evelyn Sander, James A Yorke
京都大学数理解析研究所講究録 2028巻91-97頁 2017年5月 |
| 31. |
Quasiperiodicity: Rotation Numbers (共著)
(査読有り)
S. Das, Y. Saiki, E. Sander, J. A. Yorke
The Foundations of Chaos Revisited: From Poincare to Recent Advancements 103-117頁 2016年4月 |
| 32. |
Chaotic Itinerancy in Regional Business Cycle Synchronization (共著)
K. Esashi, T. Onozaki, Y. Saiki, Y. Sato
立正大学経済学会ディスカッション・ペーパー 1号 2015年11月 |
| 33. |
Chaotic Itinerancy in Regional Business Cycle Synchronization (共著)
K. Esashi, T. Onozaki, Y. Saiki, Y. Sato
Discussion Paper, Institute of Economic Research, Chuo University 237号 2014年10月 |
| 34. |
時系列データに対する確率微分方程式モデルの統計的係数決定公式と軌道の予測可能性について (共著)
中野直人, 稲津將, 楠岡誠一郎, 齊木吉隆
数理解析研究所講究録 1919巻38-60頁 2014年9月
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| 35. |
Manifold structures of Unstable Periodic Orbits and the Appearance of a Periodic Window in Chaotic Systems (共著)
(査読有り)
Miki U Kobayashi, Yoshitaka Saiki
Physical Review E 89巻022904-頁 2014年4月 |
| 36. |
Time Averaged Properties Along Unstable Periodic Orbits of the Kuramoto-Sivashinsky Equation
(査読有り)
Yoshitaka Saiki
Nankai Series in Pure, Applied Mathematics and Theoretical Physics 10巻145-154頁 2013年4月 |
| 37. |
Economic intermittency in a two-country model of business cycles coupled by investment
(査読有り)
Y. Saiki, A. Chian, H. Yoshida
Chaos, Solitons and Fractals 44巻418-428頁 2011年4月 |
| 38. |
Recognition of transition patterns in a business cycle model by unstable periodic orbits (共著)
(査読有り)
Yoshitaka Saiki
International Journal of Bifurcation and Chaos 21巻4号1203-1214頁 2011年4月
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| 39. |
Reply to "Comment on `Time averaged properties of unstable periodic orbits and chaotic orbits in ordinary differential equation systems'"
(査読有り)
Y. Saiki, M. Yamada
Physical Review E 81巻019202:1-2頁 2010年4月 |
| 40. |
Numerical identification of nonhyperbolicity of the Lorenz system through Lyapunov vectors
(査読有り)
Y. Saiki, M. U. Kobayashi
JSIAM Letters 2巻107-110頁 2010年4月
|
| 41. |
Amplitude-Phase Synchronization at the Onset of Permanent Spatiotemporal Chaos
(査読有り)
A. Chian, R. Miranda, E. Rempel, Y. Saiki, M. Yamada
Physical Review Letters 104巻254102:1-4頁 2010年4月 |
| 42. |
Time-averaged properties of unstable periodic orbits and chaotic orbits in ordinary differential equation systems
(査読有り)
Yoshitaka Saiki, Michio Yamada
PHYSICAL REVIEW E 79巻1号015201:1-4頁 2009年1月
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| 43. |
Time averaged properties along unstable periodic orbits and chaotic orbits in two map systems
(査読有り)
Y. Saiki, M. Yamada
NONLINEAR PROCESSES IN GEOPHYSICS 15巻4号675-680頁 2008年 |
| 44. |
Chaotic properties of a fully developed model turbulence
(査読有り)
M. Yamada, Y. Sailki
NONLINEAR PROCESSES IN GEOPHYSICS 14巻5号631-640頁 2007年 |
| 45. |
Numerical detection of unstable periodic orbits in continuous-time dynamical systems with chaotic behaviors
(査読有り)
Y. Saiki
NONLINEAR PROCESSES IN GEOPHYSICS 14巻5号615-620頁 2007年 |
| 46. |
Unstable Periodic Orbits embedded in a Chaotic Economic Dynamics Model : A Typical Structure of a Generalized Goodwin Model
(査読有り)
K. Ishiyama, Y. Saiki
Applied Economics Letters 12巻749-753頁 2005年4月 |
| 47. |
Unstable periodic orbits and chaotic economic growth
(査読有り)
K. Ishiyama, Y. Saiki
Chaos, Solitons and Fractals 26巻33-42頁 2005年4月 |