Regularized elastic full-waveform inversion using deep learning
Z Zhang, T Alkhalifah - Advances in subsurface data analytics, 2022 - Elsevier
Elastic full-waveform inversion, which aims to match the waveforms of prestack seismic data,
potentially provides more accurate high-resolution reservoir characterization from seismic …
potentially provides more accurate high-resolution reservoir characterization from seismic …
Multiscale data-driven seismic full-waveform inversion with field data study
Seismic full-waveform inversion (FWI), which uses iterative methods to estimate high-
resolution subsurface models from seismograms, is a powerful imaging technique in …
resolution subsurface models from seismograms, is a powerful imaging technique in …
The application of an optimal transport to a preconditioned data matching function for robust waveform inversion
B Sun, T Alkhalifah - Geophysics, 2019 - library.seg.org
Full-waveform inversion (FWI) promises a high-resolution model of the earth. It is, however,
a highly nonlinear inverse problem; thus, we iteratively update the subsurface model by …
a highly nonlinear inverse problem; thus, we iteratively update the subsurface model by …
Multiparameter elastic full waveform inversion with facies-based constraints
Full waveform inversion (FWI) incorporates all the data characteristics to estimate the
parameters described by the assumed physics of the subsurface. However, current efforts to …
parameters described by the assumed physics of the subsurface. However, current efforts to …
Retrieving low-wavenumber information in FWI: An efficient solution for cycle skipping
G Wang, S Yuan, S Wang - IEEE Geoscience and Remote …, 2019 - ieeexplore.ieee.org
Full waveform inversion (FWI) plays a central role in the field of seismic processing due to
the advantage in recovering the properties of the subsurface from seismograms. However, it …
the advantage in recovering the properties of the subsurface from seismograms. However, it …
Local-crosscorrelation elastic full-waveform inversion
Z Zhang, T Alkhalifah - Geophysics, 2019 - library.seg.org
Full-waveform inversion (FWI) in its classic form is a method based on minimizing the L 2
norm of the difference between the observed and simulated seismic waveforms at the …
norm of the difference between the observed and simulated seismic waveforms at the …
The effect of stem cell therapy and comprehensive physical therapy in motor and non-motor symptoms in patients with multiple sclerosis: A comparative study
Methods: Sixty PwMS will be allocated to either PTE, WJ-MSCs, or a combined group,
followed up for 12 months and examined using a comprehensive battery of measures …
followed up for 12 months and examined using a comprehensive battery of measures …
Adaptive traveltime inversion
B Sun, T Alkhalifah - Geophysics, 2019 - pubs.geoscienceworld.org
We have developed a method to obtain a misfit function for robust waveform inversion. In
this method, called adaptive traveltime inversion (ATI), a matching filter that matches …
this method, called adaptive traveltime inversion (ATI), a matching filter that matches …
The effectiveness of a pseudo‐inverse extended born operator to handle lateral heterogeneity for imaging and velocity analysis applications
Wave equation–based migration velocity analysis techniques aim to construct a
kinematically accurate velocity model for imaging or as an initial model for full waveform …
kinematically accurate velocity model for imaging or as an initial model for full waveform …
Joint data and model-driven simultaneous inversion of velocity and density
Density is an important parameter for both geological research and geophysical exploration.
However, for model-driven seismic inversion methods, high-fidelity density inversion is …
However, for model-driven seismic inversion methods, high-fidelity density inversion is …