Enhancing Regional Climate Downscaling through Advances in Machine Learning
Despite the sophistication of global climate models (GCMs), their coarse spatial resolution
limits their ability to resolve important aspects of climate variability and change at the local …
limits their ability to resolve important aspects of climate variability and change at the local …
Generative learning of the solution of parametric partial differential equations using guided diffusion models and virtual observations
We introduce a generative learning framework to model high-dimensional parametric
systems using gradient guidance and virtual observations. We consider systems described …
systems using gradient guidance and virtual observations. We consider systems described …
Conditional neural field latent diffusion model for generating spatiotemporal turbulence
Eddy-resolving turbulence simulations are essential for understanding and controlling
complex unsteady fluid dynamics, with significant implications for engineering and scientific …
complex unsteady fluid dynamics, with significant implications for engineering and scientific …
Bayesian conditional diffusion models for versatile spatiotemporal turbulence generation
Turbulent flows, characterized by their chaotic and stochastic nature, have historically
presented formidable challenges to predictive computational modeling. Traditional eddy …
presented formidable challenges to predictive computational modeling. Traditional eddy …
Towards diffusion models for large-scale sea-ice modelling
We make the first steps towards diffusion models for unconditional generation of multivariate
and Arctic-wide sea-ice states. While targeting to reduce the computational costs by diffusion …
and Arctic-wide sea-ice states. While targeting to reduce the computational costs by diffusion …
Unpaired downscaling of fluid flows with diffusion bridges
T Bischoff, K Deck - Artificial Intelligence for the Earth Systems, 2024 - journals.ametsoc.org
We present a method to downscale idealized geophysical fluid simulations using generative
models based on diffusion maps. By analyzing the Fourier spectra of fields drawn from …
models based on diffusion maps. By analyzing the Fourier spectra of fields drawn from …
Generative diffusion for regional surrogate models from sea‐ice simulations
We introduce deep generative diffusion for multivariate and regional surrogate modeling
learned from sea‐ice simulations. Given initial conditions and atmospheric forcings, the …
learned from sea‐ice simulations. Given initial conditions and atmospheric forcings, the …
A probabilistic framework for learning non-intrusive corrections to long-time climate simulations from short-time training data
BB Sorensen, L Zepeda-Núñez, I Lopez-Gomez… - arXiv preprint arXiv …, 2024 - arxiv.org
Chaotic systems, such as turbulent flows, are ubiquitous in science and engineering.
However, their study remains a challenge due to the large range scales, and the strong …
However, their study remains a challenge due to the large range scales, and the strong …
Probabilistic Emulation of a Global Climate Model with Spherical DYffusion
Data-driven deep learning models are on the verge of transforming global weather
forecasting. It is an open question if this success can extend to climate modeling, where long …
forecasting. It is an open question if this success can extend to climate modeling, where long …
Dynamical-generative downscaling of climate model ensembles
Regional high-resolution climate projections are crucial for many applications, such as
agriculture, hydrology, and natural hazard risk assessment. Dynamical downscaling, the …
agriculture, hydrology, and natural hazard risk assessment. Dynamical downscaling, the …