Adaptive overburden elimination with the multidimensional Marchenko equation

J van der Neut, K Wapenaar - Geophysics, 2016 - library.seg.org
Iterative substitution of the multidimensional Marchenko equation has been introduced
recently to integrate internal multiple reflections in the seismic imaging process. In so-called …

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 …

Free-surface and internal multiple elimination in one step without adaptive subtraction

L Zhang, E Slob - Geophysics, 2019 - library.seg.org
We have derived a scheme for retrieving the primary reflections from the acoustic surface-
reflection response by eliminating the free-surface and internal multiple reflections in one …

Transmission compensated primary reflection retrieval in the data domain and consequences for imaging

L Zhang, J Thorbecke, K Wapenaar, E Slob - Geophysics, 2019 - library.seg.org
We have developed a scheme that retrieves primary reflections in the two-way traveltime
domain by filtering the data. The data have their own filter that removes internal multiple …

Marchenko scheme based internal multiple reflection elimination in acoustic wavefield

L Zhang, M Staring - Journal of Applied Geophysics, 2018 - Elsevier
Marchenko imaging is a methodology to image the subsurface with two important
properties:(1) accurate amplitude and (2) free from free-surface and internal multiple …

An unsupervised learning method to suppress seismic internal multiples based on adaptive virtual events and joint constraints of multiple deep neural networks

K Wang, T Hu, B Zhao, S Wang - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In seismic data processing, the suppression of internal multiple is a challenging direction. To
suppress internal multiples, we propose an unsupervised deep neural network (DNN) …

A wavenumber domain reflectometry approach to locate and image line-like soft faults in cables

C Chen, Q Guan, Q Guan, X Jin… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Soft fault detection for cables is of great significance to secure modern power system since
the soft fault will gradually develop into a hard fault or electrical fire. The existing detection …

A fast algorithm for multiple elimination and transmission compensation in primary reflections

L Zhang, E Slob - Geophysical Journal International, 2020 - academic.oup.com
The transmission compensated primary reflections can be obtained from the single-sided
acoustic reflection response in the two-way traveltime domain. This is achieved by …

Data-driven internal multiple elimination and its consequences for imaging: A comparison of strategies

L Zhang, J Thorbecke, K Wapenaar, E Slob - Geophysics, 2019 - library.seg.org
We have compared three data-driven internal multiple reflection elimination schemes
derived from the Marchenko equations and inverse scattering series (ISS). The two schemes …

[HTML][HTML] 基于Marchenko 理论一步法压制层间多次波

孙红日, 王维红, 石颖, 徐嘉亮 - 地球物理学报, 2021 - html.rhhz.net
传统基于Marchenko 理论自聚焦法压制层间多次波技术需要初始下行聚焦函数的估计,
再进行多次波压制的自适应相减. 论文基于传统方法的研究成果, 提出了一种无需先验信息和自 …