Generative learning for forecasting the dynamics of high-dimensional complex systems

H Gao, S Kaltenbach, P Koumoutsakos - Nature Communications, 2024 - nature.com
We introduce generative models for accelerating simulations of high-dimensional systems
through learning and evolving their effective dynamics. In the proposed Generative Learning …

[HTML][HTML] Nonlinear discrete-time observers with physics-informed neural networks

HV Alvarez, G Fabiani, N Kazantzis… - Chaos, Solitons & …, 2024 - Elsevier
We use physics-informed neural networks (PINNs) to numerically solve the discrete-time
nonlinear observer-based state estimation problem. Integrated within a single-step exact …

Autoencoders for discovering manifold dimension and coordinates in data from complex dynamical systems

K Zeng, CEP De Jesús, AJ Fox… - … Learning: Science and …, 2024 - iopscience.iop.org
While many phenomena in physics and engineering are formally high-dimensional, their
long-time dynamics often live on a lower-dimensional manifold. The present work introduces …

On latent dynamics learning in nonlinear reduced order modeling

N Farenga, S Fresca, S Brivio, A Manzoni - Neural Networks, 2025 - Elsevier
In this work, we present the novel mathematical framework of latent dynamics models
(LDMs) for reduced order modeling of parameterized nonlinear time-dependent PDEs. Our …

A Physics-Informed Composite Network for Modeling of Electrochemical Process of Large-Scale Lithium-Ion Batteries

BC Wang, ZD Ji, Y Wang, HX Li… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Accurately modeling the electrochemical process of large-scale lithium-ion batteries (LLBs),
which involves estimating the electrochemical state distributions within the process, is …

Hierarchical deep learning-based adaptive time step** scheme for multiscale simulations

A Hamid, D Rafiq, SA Nahvi, MA Bazaz - Engineering Applications of …, 2024 - Elsevier
Multiscale is a hallmark feature of complex systems, presenting challenges for traditional
numerical methods due to their reliance on local Taylor series constraints. Further …

Enhancing Computational Efficiency in Multiscale Systems Using Deep Learning of Coordinates and Flow Maps

A Hamid, D Rafiq, SA Nahvi, MA Bazaz - arxiv preprint arxiv:2407.00011, 2024 - arxiv.org
Complex systems often show macroscopic coherent behavior due to the interactions of
microscopic agents like molecules, cells, or individuals in a population with their …

Generative Learning for Forecasting the Dynamics of Complex Systems

H Gao, S Kaltenbach, P Koumoutsakos - arxiv preprint arxiv:2402.17157, 2024 - arxiv.org
We introduce generative models for accelerating simulations of complex systems through
learning and evolving their effective dynamics. In the proposed Generative Learning of …

LE-PDE++: Mamba for accelerating PDEs Simulations

A Liang, Z Mu, R Li, M Ge, D Fan - arxiv preprint arxiv:2411.01897, 2024 - arxiv.org
Partial Differential Equations are foundational in modeling science and natural systems such
as fluid dynamics and weather forecasting. The Latent Evolution of PDEs method is …

Stochastic parameter reduced-order model based on hybrid machine learning approaches

C Fang, J Duan - arxiv preprint arxiv:2403.17032, 2024 - arxiv.org
Establishing appropriate mathematical models for complex systems in natural phenomena
not only helps deepen our understanding of nature but can also be used for state estimation …