Understanding the Adjoint Method in Seismology: Theory and Implementation in the Time Domain
R Abreu - Surveys in Geophysics, 2024 - Springer
The adjoint method is a popular method used for seismic (full-waveform) inversion today.
The method is considered to give more realistic and detailed images of the interior of the …
The method is considered to give more realistic and detailed images of the interior of the …
WUS256: An adjoint waveform tomography model of the crust and upper mantle of the western United States for improved waveform simulations
We report a new model (WUS256) of radially anisotropic seismic wavespeeds of the crust
and upper mantle of the western United States (WUS) obtained from adjoint waveform …
and upper mantle of the western United States (WUS) obtained from adjoint waveform …
Data-adaptive global full-waveform inversion
We present a novel approach to global-scale full-waveform inversion (FWI) that can reduce
computational cost by over an order of magnitude, compared to previously published …
computational cost by over an order of magnitude, compared to previously published …
Accelerated full-waveform inversion using dynamic mini-batches
DP van Herwaarden, C Boehm… - Geophysical Journal …, 2020 - academic.oup.com
We present an accelerated full-waveform inversion based on dynamic mini-batch
optimization, which naturally exploits redundancies in observed data from different sources …
optimization, which naturally exploits redundancies in observed data from different sources …
Full-waveform inversion reveals diverse origins of lower mantle positive wave speed anomalies
Determining Earth's structure is paramount to unravel its interior dynamics. Seismic
tomography reveals positive wave speed anomalies throughout the mantle that spatially …
tomography reveals positive wave speed anomalies throughout the mantle that spatially …
Full waveform inversion beneath the central Andes: Insight into the dehydration of the Nazca slab and delamination of the back‐arc lithosphere
We present a new seismic tomography model for the crust and upper mantle beneath the
Central Andes based on multi‐scale full seismic waveform inversion, proceeding from long …
Central Andes based on multi‐scale full seismic waveform inversion, proceeding from long …
[HTML][HTML] The EU Center of Excellence for Exascale in Solid Earth (ChEESE): Implementation, results, and roadmap for the second phase
Abstract The EU Center of Excellence for Exascale in Solid Earth (ChEESE) develops
exascale transition capabilities in the domain of Solid Earth, an area of geophysics rich in …
exascale transition capabilities in the domain of Solid Earth, an area of geophysics rich in …
REVEAL: A global full‐waveform inversion model
We present REVEAL, a global‐scale, transversely isotropic full‐waveform inversion model.
REVEAL builds upon the earlier construction of the long‐wavelength Earth (LOWE) model …
REVEAL builds upon the earlier construction of the long‐wavelength Earth (LOWE) model …
Seismic full‐waveform inversion of the crust‐mantle structure beneath China and adjacent regions
We present the first‐generation full‐waveform tomographic model (SinoScope 1.0) for the
crust‐mantle structure beneath China and adjacent regions. The three‐component …
crust‐mantle structure beneath China and adjacent regions. The three‐component …
Connecting beamforming and kernel-based noise source inversion
Beamforming and backprojection methods offer a data-driven approach to image noise
sources, but provide no opportunity to account for prior information or iterate through an …
sources, but provide no opportunity to account for prior information or iterate through an …