Scientific challenges to characterizing the wind resource in the marine atmospheric boundary layer

W Shaw, L Berg, M Debnath, G Deskos… - Wind Energy …, 2022‏ - wes.copernicus.org
With the increasing level of offshore wind energy investment, it is correspondingly important
to be able to accurately characterize the wind resource in terms of energy potential as well …

Machine learning for stochastic parameterization: Generative adversarial networks in the Lorenz'96 model

DJ Gagne, HM Christensen… - Journal of Advances …, 2020‏ - Wiley Online Library
Stochastic parameterizations account for uncertainty in the representation of unresolved
subgrid processes by sampling from the distribution of possible subgrid forcings. Some …

Algorithmic hallucinations of near-surface winds: Statistical downscaling with generative adversarial networks to convection-permitting scales

NJ Annau, AJ Cannon… - Artificial Intelligence for …, 2023‏ - journals.ametsoc.org
This paper explores the application of emerging machine learning methods from image
super resolution (SR) to the task of statistical downscaling. We specifically focus on …

Constraining stochastic parametrisation schemes using high‐resolution simulations

HM Christensen - … Journal of the Royal Meteorological Society, 2020‏ - Wiley Online Library
Stochastic parametrisations can be used in weather and climate models to improve the
representation of unpredictable unresolved processes. When compared with a deterministic …

Using stochastically perturbed parameterizations to represent model uncertainty. Part I: Implementation and parameter sensitivity

R McTaggart-Cowan, L Separovic… - Monthly Weather …, 2022‏ - journals.ametsoc.org
Accurately representing model-based sources of uncertainty is essential for the
development of reliable ensemble prediction systems for NWP applications. Uncertainties in …

History-based, bayesian, closure for stochastic parameterization: Application to lorenz'96

MA Bhouri, P Gentine - arxiv preprint arxiv:2210.14488, 2022‏ - arxiv.org
Physical parameterizations are used as representations of unresolved subgrid processes
within weather and global climate models or coarse-scale turbulent models, whose …

Parametrizing the mesoscale enhancement of oceanic surface turbulent fluxes: A physical–statistical approach

S Blein, R Roehrig, A Voldoire - Quarterly Journal of the Royal …, 2022‏ - Wiley Online Library
The mesoscale enhancement of surface turbulent fluxes at the air–sea interface is driven by
the mesoscale surface wind‐speed variability, especially the gustiness velocity and the …

Memory-based parameterization with differentiable solver: Application to Lorenz'96

MA Bhouri, P Gentine - Chaos: An Interdisciplinary Journal of …, 2023‏ - pubs.aip.org
Physical parameterizations (or closures) are used as representations of unresolved subgrid
processes within weather and global climate models or coarse-scale turbulent models …

Ocean surface flux algorithm effects on tropical Indo‐Pacific intraseasonal precipitation

CW Hsu, CA DeMott, MD Branson… - Geophysical …, 2022‏ - Wiley Online Library
Surface latent heat fluxes help maintain tropical intraseasonal precipitation. We develop a
latent heat flux diagnostic that depicts how latent heat fluxes vary with the near‐surface …

Exploring lossy compressibility through statistical correlations of scientific datasets

D Krasowska, J Bessac, R Underwood… - … Workshop on Data …, 2021‏ - ieeexplore.ieee.org
Lossy compression plays a growing role in scientific simulations where the cost of storing
their output data can span terabytes. Using error bounded lossy compression reduces the …