Seismic wavefield imaging of Earth's interior across scales
J Tromp - Nature Reviews Earth & Environment, 2020 - nature.com
Seismic full-waveform inversion (FWI) for imaging Earth's interior was introduced in the late
1970s. Its ultimate goal is to use all of the information in a seismogram to understand the …
1970s. Its ultimate goal is to use all of the information in a seismogram to understand the …
Global adjoint tomography—model GLAD-M25
Building on global adjoint tomography model GLAD-M15, we present transversely isotropic
global model GLAD-M25, which is the result of 10 quasi-Newton tomographic iterations with …
global model GLAD-M25, which is the result of 10 quasi-Newton tomographic iterations with …
FMG_INV, a fast multi-Gaussian inversion method integrating well-log and seismic data
Y Shi, B Yu, H Zhou, Y Cao, W Wang… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
High-resolution prestack inversion combining the well-logging and seismic data is a
significant geophysical task and can be achieved by two kinds of stochastic inversion …
significant geophysical task and can be achieved by two kinds of stochastic inversion …
Fast Bayesian linearized inversion with an efficient dimension reduction strategy
B Yu, Y Shi, H Zhou, Y Cao, N Wang… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Bayesian linearized inversion (BLI) stands out as an exceptional stochastic inversion
method in the realms of geophysics and remote sensing. It excels in estimating inversion …
method in the realms of geophysics and remote sensing. It excels in estimating inversion …
Full wavefield inversion with multiples: Nonlinear Bayesian inverse multiple scattering theory beyond the Born approximation
X Huang - Geophysics, 2023 - library.seg.org
Imaging earth's structures is fundamental to the earth's interior, yet how to reconstruct earth's
heterogeneities using full-waveform inversion of full wavefield data that includes primary …
heterogeneities using full-waveform inversion of full wavefield data that includes primary …
Modeling of seismic wave scattering in poroelastic media
X Huang, T Sun, S Greenhalgh - Geophysics, 2024 - library.seg.org
Understanding wave scattering in the earth is considered fundamental in describing seismic
wave propagation and providing information on structural features of the earth's interior …
wave propagation and providing information on structural features of the earth's interior …
Ensemble-based uncertainty estimation in full waveform inversion
Uncertainty estimation and quality control are critically missing in most geophysical
tomographic applications. The few solutions to cope with that issue are often left out in …
tomographic applications. The few solutions to cope with that issue are often left out in …
Learned coupled inversion for carbon sequestration monitoring and forecasting with Fourier neural operators
Seismic monitoring of carbon storage sequestration is a challenging problem involving both
fluid-flow physics and wave physics. Additionally, monitoring usually requires the solvers for …
fluid-flow physics and wave physics. Additionally, monitoring usually requires the solvers for …
Bayesian full-waveform inversion in anisotropic elastic media using the iterated extended Kalman filter
Uncertainty quantification in the context of seismic imaging is important for interpreting
inverted subsurface models and updating reservoir models. The limited illumination, noisy …
inverted subsurface models and updating reservoir models. The limited illumination, noisy …
Geometric and level set tomography using ensemble Kalman inversion
Tomography is one of the cornerstones of geophysics, enabling detailed spatial descriptions
of otherwise invisible processes. However, due to the fundamental ill-posedness of …
of otherwise invisible processes. However, due to the fundamental ill-posedness of …