Marchenko redatuming, imaging, and multiple elimination and their mutual relations

K Wapenaar, J Brackenhoff, M Dukalski, G Meles… - Geophysics, 2021 - library.seg.org
With the Marchenko method, it is possible to retrieve Green's functions between virtual
sources in the subsurface and receivers at the surface from reflection data at the surface and …

A field data example of Marchenko multiple elimination

L Zhang, E Slob - Geophysics, 2020 - library.seg.org
Internal multiple reflections have been widely considered as coherent noise in measured
seismic data, and many approaches have been developed for their attenuation. The …

Scattering-based focusing for imaging in highly complex media from band-limited, multicomponent data

D Vargas, I Vasconcelos, Y Sripanich, M Ravasi - Geophysics, 2021 - library.seg.org
Reconstructing the details of subsurface structures deep beneath complex overburden
structures, such as subsalt, remains a challenge for seismic imaging. Over the past few …

An open-source framework for the implementation of large-scale integral operators with flexible, modern high-performance computing solutions: Enabling 3D …

M Ravasi, I Vasconcelos - Geophysics, 2021 - library.seg.org
Numerical integral operators of the convolution type form the basis of most wave-equation-
based methods for the processing and imaging of seismic data. Because several of these …

Green's function representations for Marchenko imaging without up/down decomposition

K Wapenaar, R Snieder, S de Ridder… - Geophysical Journal …, 2021 - academic.oup.com
Marchenko methods are based on integral representations which express Green's functions
for virtual sources and/or receivers in the subsurface in terms of the reflection response at …

Three‐dimensional Marchenko internal multiple attenuation on narrow azimuth streamer data of the Santos basin, Brazil

M Staring, K Wapenaar - Geophysical Prospecting, 2020 - earthdoc.org
In recent years, a variety of Marchenko methods for the attenuation of internal multiples has
been developed. These methods have been extensively tested on two‐dimensional …

Data-driven control over short-period internal multiples in media with a horizontally layered overburden

P Elison, MS Dukalski, K De Vos… - Geophysical Journal …, 2020 - academic.oup.com
Short-period internal multiples, resulting from closely spaced interfaces, may interfere with
their generating (bandlimited) primaries, and hence they pose a long-standing challenge in …

Comparison of monotonicity challenges encountered by the inverse scattering series and the Marchenko demultiple method for elastic waves

C Reinicke, M Dukalski, K Wapenaar - Geophysics, 2020 - library.seg.org
The reflection response of strongly scattering media often contains complicated
interferences between primaries and (internal) multiples, which can lead to imaging artifacts …

Upside-down Rayleigh-Marchenko: A practical redatuming scheme for seabed seismic acquisitions

N Wang, M Ravasi - Geophysics, 2024 - library.seg.org
Ocean-bottom seismic plays a crucial role in resource exploration and monitoring. However,
despite their undoubted potential, the use of coarse receiver geometries poses challenges …

Robust estimation of primaries by sparse inversion and Marchenko equation-based workflow for multiple suppression in the case of a shallow water layer and a …

M Staring, M Dukalski, M Belonosov, RH Baardman… - Geophysics, 2021 - library.seg.org
Suppression of surface-related and internal multiples is an outstanding challenge in seismic
data processing. The former is particularly difficult in shallow water, whereas the latter is …