Physics-guided deep learning for seismic inversion with hybrid training and uncertainty analysis
The determination of subsurface elastic property models is crucial in quantitative seismic
data processing and interpretation. This problem is commonly solved by deterministic …
data processing and interpretation. This problem is commonly solved by deterministic …
Multi‐source least‐squares reverse time migration
W Dai, P Fowler, GT Schuster - Geophysical Prospecting, 2012 - earthdoc.org
Least‐squares migration has been shown to improve image quality compared to the
conventional migration method, but its computational cost is often too high to be practical. In …
conventional migration method, but its computational cost is often too high to be practical. In …
An outlook on the future of seismic imaging, Part II: Full‐Wavefield Migration
AJ Berkhout - Geophysical Prospecting, 2014 - Wiley Online Library
The next‐generation seismic imaging algorithms will consider multiple scattering as
indispensable information, being referred to as Full‐Wavefield Migration. In addition, these …
indispensable information, being referred to as Full‐Wavefield Migration. In addition, these …
Full‐wavefield migration: using surface and internal multiples in imaging
M Davydenko, DJ Verschuur - Geophysical Prospecting, 2017 - earthdoc.org
Multiple scattering is usually ignored in migration algorithms, although it is a genuine part of
the physical reflection response. When properly included, multiples can add to the …
the physical reflection response. When properly included, multiples can add to the …
Seismic migration of blended shot records with surface-related multiple scattering
DJ Verschuur, AJ Berkhout - Geophysics, 2011 - library.seg.org
This paper focuses on the concept of using blended data and multiple scattering directly in
the migration process, meaning that the blended input data for the proposed migration …
the migration process, meaning that the blended input data for the proposed migration …
Fast imaging with surface-related multiples by sparse inversion
N Tu, FJ Herrmann - Geophysical Journal International, 2015 - academic.oup.com
In marine exploration seismology, surface-related multiples are usually treated as noise
mainly because subsequent processing steps, such as migration velocity analysis and …
mainly because subsequent processing steps, such as migration velocity analysis and …
Accounting for free-surface multiples in Marchenko imaging
Imagine placing a receiver at any location in the earth and recording the response at that
location to sources on the surface. In such a world, we could place receivers around our …
location to sources on the surface. In such a world, we could place receivers around our …
Full waveform inversion in the frequency domain using direct iterative T-matrix methods
M Jakobsen, B Ursin - Journal of Geophysics and Engineering, 2015 - academic.oup.com
We present two direct iterative solutions to the nonlinear seismic waveform inversion
problem that are based on volume integral equation methods for seismic forward modelling …
problem that are based on volume integral equation methods for seismic forward modelling …
Integrated algorithm for high‐resolution crustal‐scale imaging using complementary OBS and streamer data
T Zand, A Górszczyk - Earth and Space Science, 2024 - Wiley Online Library
We present an integrated algorithm for high‐resolution crustal‐scale imaging utilizing long‐
offset wide‐angle ocean‐bottom seismometer (OBS) data and short‐offset multichannel …
offset wide‐angle ocean‐bottom seismometer (OBS) data and short‐offset multichannel …
Reverse time migration of internal multiples for subsalt imaging
Internal multiple reflections have different propagation paths than primary reflections and
surface-related multiples; thus, they can complement illumination where other waves are …
surface-related multiples; thus, they can complement illumination where other waves are …