Reverse engineering recurrent neural networks with Jacobian switching linear dynamical systems

J Smith, S Linderman… - Advances in Neural …, 2021 - proceedings.neurips.cc
Recurrent neural networks (RNNs) are powerful models for processing time-series data, but
it remains challenging to understand how they function. Improving this understanding is of …

Hypersindy: Deep generative modeling of nonlinear stochastic governing equations

M Jacobs, BW Brunton, SL Brunton, JN Kutz… - arxiv preprint arxiv …, 2023 - arxiv.org
The discovery of governing differential equations from data is an open frontier in machine
learning. The sparse identification of nonlinear dynamics (SINDy)\citep …

iLQR-VAE: control-based learning of input-driven dynamics with applications to neural data

M Schimel, TC Kao, KT Jensen, G Hennequin - bioRxiv, 2021 - biorxiv.org
Understanding how neural dynamics give rise to behaviour is one of the most fundamental
questions in systems neuroscience. To achieve this, a common approach is to record neural …

Bounded nonlinear forecasts of partially observed geophysical systems with physics-constrained deep learning

S Ouala, SL Brunton, B Chapron, A Pascual… - Physica D: Nonlinear …, 2023 - Elsevier
The complexity of real-world geophysical systems is often compounded by the fact that the
observed measurements depend on hidden variables. These latent variables include …

Learning space-time continuous latent neural pdes from partially observed states

V Iakovlev, M Heinonen… - Advances in Neural …, 2023 - proceedings.neurips.cc
We introduce a novel grid-independent model for learning partial differential equations
(PDEs) from noisy and partial observations on irregular spatiotemporal grids. We propose a …

Application of recurrent neural networks to model bias correction: Idealized experiments with the Lorenz‐96 model

A Amemiya, M Shlok, T Miyoshi - Journal of Advances in …, 2023 - Wiley Online Library
Systematic biases in numerical weather prediction models cause forecast deviation from
reality. While model biases also affect data assimilation and degrade the analysis accuracy …

Neural network approaches to reconstruct phytoplankton time-series in the global ocean

E Martinez, A Brini, T Gorgues, L Drumetz… - Remote Sensing, 2020 - mdpi.com
Phytoplankton plays a key role in the carbon cycle and supports the oceanic food web.
While its seasonal and interannual cycles are rather well characterized owing to the modern …

Learning stochastic dynamical systems with neural networks mimicking the Euler-Maruyama scheme

N Dridi, L Drumetz, R Fablet - 2021 29th European Signal …, 2021 - ieeexplore.ieee.org
Stochastic differential equations (SDEs) are one of the most important representations of
dynamical systems. They are notable for the ability to include a deterministic component of …

Learning space-time continuous neural PDEs from partially observed states

V Iakovlev, M Heinonen, H Lähdesmäki - arxiv preprint arxiv:2307.04110, 2023 - arxiv.org
We introduce a novel grid-independent model for learning partial differential equations
(PDEs) from noisy and partial observations on irregular spatiotemporal grids. We propose a …

Supervised machine learning to estimate instabilities in chaotic systems: Estimation of local Lyapunov exponents

D Ayers, J Lau, J Amezcua… - Quarterly Journal of …, 2023 - Wiley Online Library
In chaotic dynamical systems such as the weather, prediction errors grow faster in some
situations than in others. Real‐time knowledge about the error growth could enable …