[HTML][HTML] Machine learning for numerical weather and climate modelling: a review

CO de Burgh-Day… - Geoscientific Model …, 2023 - gmd.copernicus.org
Abstract Machine learning (ML) is increasing in popularity in the field of weather and climate
modelling. Applications range from improved solvers and preconditioners, to …

A Helmholtz equation solver using unsupervised learning: Application to transcranial ultrasound

A Stanziola, SR Arridge, BT Cox, BE Treeby - Journal of computational …, 2021 - Elsevier
Transcranial ultrasound therapy is increasingly used for the non-invasive treatment of brain
disorders. However, conventional numerical wave solvers are currently too computationally …

Small-data-driven fast seismic simulations for complex media using physics-informed Fourier neural operators

W Wei, LY Fu - Geophysics, 2022 - library.seg.org
Deep learning (DL) seismic simulations have become a leading-edge field that could
provide an effective alternative to traditional numerical solvers. We have developed a small …

Surface-related multiple elimination with deep learning

A Siahkoohi, DJ Verschuur… - … Exposition and Annual …, 2019 - onepetro.org
We explore the potential of neural networks in approximating the action of the
computationally expensive Estimation of Primaries by Sparse Inversion (EPSI) algorithm …

Numerical wave propagation aided by deep learning

H Nguyen, R Tsai - Journal of Computational Physics, 2023 - Elsevier
We propose a deep learning approach for wave propagation in media with multiscale wave
speed, using a second-order linear wave equation model. We use neural networks to …

Wavefield solutions from machine learned functions that approximately satisfy the wave equation

T Alkhalifah, C Song, UB Waheed… - EAGE 2020 annual …, 2020 - earthdoc.org
Solving the Helmholtz wave equation provides wavefield solutions that are dimensionally
compressed, per frequency, compared to the time domain, which is useful for many …

A deep-learning based Bayesian approach to seismic imaging and uncertainty quantification

A Siahkoohi, G Rizzuti, F Herrmann - EAGE 2020 Annual Conference …, 2020 - earthdoc.org
Uncertainty quantification is essential when dealing with ill-conditioned inverse problems
due to the inherent nonuniqueness of the solution. Bayesian approaches allow us to …

Uncertainty quantification in imaging and automatic horizon tracking—a Bayesian deep-prior based approach

A Siahkoohi, G Rizzuti, FJ Herrmann - SEG Technical Program …, 2020 - library.seg.org
In inverse problems, uncertainty quantification (UQ) deals with a probabilistic description of
the solution nonuniqueness and data noise sensitivity. Setting seismic imaging into a …

Accelerating 2D and 3D frequency-domain seismic wave modeling through interpolating frequency-domain wavefields by deep learning

W Cao, Q Li, J Zhang, W Zhang - Geophysics, 2022 - library.seg.org
An attractive feature of finite-difference modeling in the frequency domain is the low
recomputation cost to simulate seismic waves for many sources through the same velocity …

Neural network augmented wave-equation simulation

A Siahkoohi, M Louboutin, FJ Herrmann - arXiv preprint arXiv:1910.00925, 2019 - arxiv.org
Accurate forward modeling is important for solving inverse problems. An inaccurate wave-
equation simulation, as a forward operator, will offset the results obtained via inversion. In …