Ensemble Kalman inversion for sparse learning of dynamical systems from time-averaged data

T Schneider, AM Stuart, JL Wu - Journal of Computational Physics, 2022 - Elsevier
Enforcing sparse structure within learning has led to significant advances in the field of data-
driven discovery of dynamical systems. However, such methods require access not only to …

[PDF][PDF] EnsembleKalmanProcesses. jl: Derivative-free ensemble-based model calibration

R Oliver, I Lopez-Gomez, A Garbuno-Iñigo… - Journal of Open …, 2022 - joss.theoj.org
EnsembleKalmanProcesses. jl is a Julia-based toolbox that can be used for a broad class of
black-box gradient-free optimization problems. Specifically, the tools enable the …

High‐dimensional covariance estimation from a small number of samples

D Vishny, M Morzfeld, K Gwirtz, E Bach… - Journal of Advances …, 2024 - Wiley Online Library
We synthesize knowledge from numerical weather prediction, inverse theory, and statistics
to address the problem of estimating a high‐dimensional covariance matrix from a small …

[PDF][PDF] New developments in PySDM and PySDM-examples v2: collisional breakup, immersion freezing, dry aerosol initialization, and adaptive time-stepping

EK de Jong, CE Singer, S Azimi, P Bartman… - Journal of Open …, 2023 - joss.theoj.org
PySDM and the accompanying PySDM-examples packages are open-source modeling
tools for computational studies of atmospheric clouds, aerosols, and precipitation. The …

[PDF][PDF] CalibrateEmulateSample. jl: Accelerated Parametric Uncertainty Quantification

R Oliver, M Bieli, A Garbuno-Iñigo… - Journal of Open …, 2024 - joss.theoj.org
A Julia language (Bezanson et al., 2017) package providing practical and modular
implementation of “Calibrate, Emulate, Sample”(Cleary et al., 2021), hereafter CES, an …

Spanning the gap from bulk to bin: A novel spectral microphysics method

EK De Jong, T Bischoff, A Nadim… - Journal of Advances in …, 2022 - Wiley Online Library
Microphysics methods for climate models and numerical weather prediction typically track
one, two, or three moments of a droplet size distribution for various categories of liquid, ice …

Training warm‐rain bulk microphysics schemes using super‐droplet simulations

S Azimi, A Jaruga, E de Jong, S Arabas… - Journal of Advances …, 2024 - Wiley Online Library
Cloud microphysics is a critical aspect of the Earth's climate system, which involves
processes at the nano‐and micrometer scales of droplets and ice particles. In climate …

Breakups are complicated: An efficient representation of collisional breakup in the superdroplet method

E de Jong, JB Mackay, A Jaruga, S Arabas - EGUsphere, 2022 - egusphere.copernicus.org
A key constraint of particle-based methods for modeling cloud microphysics is the
conservation of total particle number, which is required for computational tractability. The …

[HTML][HTML] Breakups are complicated: an efficient representation of collisional breakup in the superdroplet method

E de Jong, JB Mackay, O Bulenok… - Geoscientific Model …, 2023 - gmd.copernicus.org
A key constraint of particle-based methods for modeling cloud microphysics is the
conservation of total particle number, which is required for computational tractability. The …

Theoretical Investigations of the Water Cycle on Earth and Other Planets

K Loftus - 2023 - search.proquest.com
Abstract From exoplanets to Solar System bodies to modern Earth, the multi-scale and
interconnected processes of the water cycle are fundamental drivers of planetary climate …