Manifold learning in atomistic simulations: a conceptual review

J Rydzewski, M Chen, O Valsson - Machine Learning: Science …, 2023 - iopscience.iop.org
Analyzing large volumes of high-dimensional data requires dimensionality reduction: finding
meaningful low-dimensional structures hidden in their high-dimensional observations. Such …

Neural network methods for radiation detectors and imaging

S Lin, S Ning, H Zhu, T Zhou, CL Morris… - Frontiers in …, 2024 - frontiersin.org
Recent advances in image data proccesing through deep learning allow for new
optimization and performance-enhancement schemes for radiation detectors and imaging …

A Markovian dynamics for Caenorhabditis elegans behavior across scales

AC Costa, T Ahamed, D Jordan… - Proceedings of the …, 2024 - pnas.org
How do we capture the breadth of behavior in animal movement, from rapid body twitches to
aging? Using high-resolution videos of the nematode worm Caenorhabditis elegans, we …

Propofol anesthesia destabilizes neural dynamics across cortex

AJ Eisen, L Kozachkov, AM Bastos, JA Donoghue… - Neuron, 2024 - cell.com
Every day, hundreds of thousands of people undergo general anesthesia. One hypothesis is
that anesthesia disrupts dynamic stability—the ability of the brain to balance excitability with …

[HTML][HTML] Reduced-order models for coupled dynamical systems: Data-driven methods and the Koopman operator

M Santos Gutiérrez, V Lucarini… - … Journal of Nonlinear …, 2021 - pubs.aip.org
Providing efficient and accurate parameterizations for model reduction is a key goal in many
areas of science and technology. Here, we present a strong link between data-driven and …

Koopman von Neumann mechanics and the Koopman representation: A perspective on solving nonlinear dynamical systems with quantum computers

YT Lin, RB Lowrie, D Aslangil, Y Subaşı… - arXiv preprint arXiv …, 2022 - arxiv.org
A number of recent studies have proposed that linear representations are appropriate for
solving nonlinear dynamical systems with quantum computers, which fundamentally act …

Nonequilibrium statistical mechanics and optimal prediction of partially-observed complex systems

A Rupe, VV Vesselinov, JP Crutchfield - New Journal of Physics, 2022 - iopscience.iop.org
Only a subset of degrees of freedom are typically accessible or measurable in real-world
systems. As a consequence, the proper setting for empirical modeling is that of partially …

Regression-based projection for learning Mori–Zwanzig operators

YT Lin, Y Tian, D Perez, D Livescu - SIAM Journal on Applied Dynamical …, 2023 - SIAM
We propose to adopt statistical regression as the projection operator to enable data-driven
learning of the operators in the Mori–Zwanzig formalism. We present a principled method to …

Physics-informed and data-driven discovery of governing equations for complex phenomena in heterogeneous media

M Sahimi - Physical Review E, 2024 - APS
Rapid evolution of sensor technology, advances in instrumentation, and progress in
devising data-acquisition software and hardware are providing vast amounts of data for …

Accurate estimates of dynamical statistics using memory

C Lorpaiboon, SC Guo, J Strahan, J Weare… - The Journal of …, 2024 - pubs.aip.org
Many chemical reactions and molecular processes occur on time scales that are significantly
longer than those accessible by direct simulations. One successful approach to estimating …