Theoretical tools for understanding the climate crisis from Hasselmann's programme and beyond

V Lucarini, MD Chekroun - Nature Reviews Physics, 2023 - nature.com
Klaus Hasselmann's revolutionary intuition in climate science was to use the stochasticity
associated with fast weather processes to probe the slow dynamics of the climate system …

A framework for machine learning of model error in dynamical systems

M Levine, A Stuart - Communications of the American Mathematical Society, 2022 - ams.org
The development of data-informed predictive models for dynamical systems is of
widespread interest in many disciplines. We present a unifying framework for blending …

Autodifferentiable ensemble Kalman filters

Y Chen, D Sanz-Alonso, R Willett - SIAM Journal on Mathematics of Data …, 2022 - SIAM
Data assimilation is concerned with sequentially estimating a temporally evolving state. This
task, which arises in a wide range of scientific and engineering applications, is particularly …

A non‐intrusive machine learning framework for debiasing long‐time coarse resolution climate simulations and quantifying rare events statistics

B Barthel Sorensen… - Journal of Advances …, 2024 - Wiley Online Library
Due to the rapidly changing climate, the frequency and severity of extreme weather is
expected to increase over the coming decades. As fully‐resolved climate simulations remain …

Data-driven variational multiscale reduced order models

C Mou, B Koc, O San, LG Rebholz, T Iliescu - Computer Methods in Applied …, 2021 - Elsevier
We propose a new data-driven reduced order model (ROM) framework that centers around
the hierarchical structure of the variational multiscale (VMS) methodology and utilizes data …

Combining machine learning and data assimilation to forecast dynamical systems from noisy partial observations

GA Gottwald, S Reich - Chaos: An Interdisciplinary Journal of …, 2021 - pubs.aip.org
We present a supervised learning method to learn the propagator map of a dynamical
system from partial and noisy observations. In our computationally cheap and easy-to …

Online model error correction with neural networks in the incremental 4D‐Var framework

A Farchi, M Chrust, M Bocquet… - Journal of Advances …, 2023 - Wiley Online Library
Recent studies have demonstrated that it is possible to combine machine learning with data
assimilation to reconstruct the dynamics of a physical model partially and imperfectly …

Discrepancy modeling framework: Learning missing physics, modeling systematic residuals, and disambiguating between deterministic and random effects

MR Ebers, KM Steele, JN Kutz - SIAM Journal on Applied Dynamical Systems, 2024 - SIAM
Physics-based and first-principles models pervade the engineering and physical sciences,
allowing for the ability to model the dynamics of complex systems with a prescribed …

Deep learning delay coordinate dynamics for chaotic attractors from partial observable data

CD Young, MD Graham - Physical Review E, 2023 - APS
A common problem in time-series analysis is to predict dynamics with only scalar or partial
observations of the underlying dynamical system. For data on a smooth compact manifold …

Forecasting coherence resonance in a stochastic Fitzhugh–Nagumo neuron model using reservoir computing

AE Hramov, N Kulagin, AV Andreev… - Chaos, Solitons & …, 2024 - Elsevier
We delve into the intriguing realm of reservoir computing to predict the intricate dynamics of
a stochastic FitzHugh–Nagumo neuron model subjected to external noise. Through …