Saiki Yoshitaka

Data-driven ODE modeling of high-frequency complex dynamics via a low-frequency dynamics model 

Physical Review E, 111 014212, Jan 7, 2025  Peer-reviewed

Laminar chaotic saddle within a turbulent attractor 

Physical Review E, 110(5) L052202, Nov 7, 2024  Peer-reviewed

Synchronization analysis between exchange rates on the basis of purchasing power parity using the Hilbert transform 

The North American Journal of Economics and Finance, 74 102191-102191, Oct 6, 2024  Peer-reviewed

Lyapunov analysis of data-driven models of high dimensional dynamics using reservoir computing: Lorenz-96 system and fluid flow 

Journal of Physics: Complexity, Jun 17, 2024  Peer-reviewedInvited

Characterizing small-scale dynamics of Navier-Stokes turbulence with transverse Lyapunov exponents: A data assimilation approach 

Physical Review Letters, 131(25) 254001, Dec 22, 2023  Peer-reviewed

Constructing low-dimensional ordinary differential equations from chaotic time series of high- or infinite-dimensional systems using radial-function-based regression 

Physical Review E, 108(5) 054220, Nov 22, 2023  Peer-reviewed

Hausdorff dimension of Cantor intersections and robust heterodimensional cycles for heterochaos horseshoe maps 

SIAM Journal on Applied Dynamical Systems, 22(3) 1852-1876, Jul 28, 2023  Peer-reviewed

Can the Flap of a Butterfly’s Wings Shift a Tornado into Texas—Without Chaos? 

Atmosphere, 14(5) 821-821, May 2, 2023  Peer-reviewedInvited

Regional Synchronization during Economic Contraction: The Case of the U.S. and Japan 

Applied Economics, 55(30) 3472-3486, May 1, 2023  Peer-reviewed

The twisted baker map 

Nonlinearity, 36(3) 1776-1788, Feb 7, 2023  Peer-reviewed

Constructing differential equations using only a scalar time-series about continuous time chaotic dynamics 

Chaos, 32(9) 091101, Sep 12, 2022  Peer-reviewed

Dynamical system analysis of a data-driven model constructed by reservoir computing (jointly worked) 

Physical Review E, 104(4) 044215, Oct, 2021  Peer-reviewed

Piecewise-linear maps with heterogeneous chaos (jointly worked) 

Nonlinearity, 34(8) 5744, Jul, 2021  Peer-reviewed

Machine-learning construction of a model for a macroscopic fluid variable using the delay-coordinate of a scalar observable (jointly worked) 

Discrete and Continuous Dynamical System S, 14(3) 1079-1092, Mar, 2021  Peer-reviewed

Solving the Babylonian Problem of quasiperiodic rotation rates (jointly worked) 

Discrete and Continuous Dynamical Systems Series S, 12(8) 2279-2305, Dec, 2019  Peer-reviewed

Quasiperiodic orbits in Siegel disks/balls and the Babylonian problem (jointly worked) 

Regular and Chaotic Dynamics, 23(6), Dec, 2018  Peer-reviewed

Low-dimensional paradigms for high-dimensional hetero-chaos (jointly worked) 

Chaos, 28 103110, Oct, 2018  Peer-reviewed

Machine-learning inference of fluid variables from data using reservoir computing (jointly worked) 

Physical Review E, 98 023111, Aug, 2018  Peer-reviewed

Intermittent transition between synchronization and desynchronization in multi-regional business cycles 

Structural Change and Economic Dynamics, 44 68-76, Mar 1, 2018  Peer-reviewed

Empirical evaluated SDE modelling for dimensionality reduction systems and its predictability estimates (jointly worked) 

Japan Journal of Industrial and Applied Mathematics, 35(2) 553-589, Feb, 2018  Peer-reviewed