Reverse time migration: A prospect of seismic imaging methodology
Reverse time migration (RTM) is a seismic imaging method to map the subsurface reflectivity
using recorded seismic waveforms. The practice in exploration seismology has long …
using recorded seismic waveforms. The practice in exploration seismology has long …
[HTML][HTML] Research progress on seismic imaging technology
ZC Li, YM Qu - Petroleum Science, 2022 - Elsevier
High-precision seismic imaging is the core task of seismic exploration, guaranteeing the
accuracy of geophysical and geological interpretation. With the development of seismic …
accuracy of geophysical and geological interpretation. With the development of seismic …
Propagating seismic waves in VTI attenuating media using fractional viscoelastic wave equation
Seismic velocity and attenuation anisotropy are ubiquitous in the crust and upper mantle,
significantly modulating the characteristics of seismic wave propagation in the Earth's …
significantly modulating the characteristics of seismic wave propagation in the Earth's …
Modeling acoustic wave propagation in heterogeneous attenuating media using decoupled fractional Laplacians
T Zhu, JM Harris - Geophysics, 2014 - library.seg.org
We evaluated a time-domain wave equation for modeling acoustic wave propagation in
attenuating media. The wave equation was derived from Kjartansson's constant-Q …
attenuating media. The wave equation was derived from Kjartansson's constant-Q …
Does foreign direct investment influence renewable energy consumption? empirical evidence from south Asian countries
In selected South Asian countries, the study intends to investigate the relationship between
urban population (UP), carbon dioxide (CO2), trade openness (TO), gross domestic product …
urban population (UP), carbon dioxide (CO2), trade openness (TO), gross domestic product …
Viscoacoustic modeling and imaging using low-rank approximation
ABSTRACT A constant-Q wave equation involving fractional Laplacians was recently
introduced for viscoacoustic modeling and imaging. This fractional wave equation has a …
introduced for viscoacoustic modeling and imaging. This fractional wave equation has a …
Adaptive stabilization for Q-compensated reverse time migration
Reverse time migration (RTM) for attenuating media should take amplitude compensation
and phase correction into consideration. However, attenuation compensation during seismic …
and phase correction into consideration. However, attenuation compensation during seismic …
-compensated least-squares reverse time migration using low-rank one-step wave extrapolation
Attenuation of seismic waves needs to be taken into account to improve the accuracy of
seismic imaging. In viscoacoustic media, reverse time migration (RTM) can be performed …
seismic imaging. In viscoacoustic media, reverse time migration (RTM) can be performed …
Enhanced seismic attenuation compensation: Integrating attention mechanisms with residual learning in neural networks
N Wang, Y Shi, J Ni, J Fang, B Yu - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
The natural damping effect of the Earth typically results in significant distortion of seismic
waveforms, which greatly diminishes the precise of subsequent processes such as …
waveforms, which greatly diminishes the precise of subsequent processes such as …
Two efficient modeling schemes for fractional Laplacian viscoacoustic wave equation
Recently, a decoupled fractional Laplacian viscoacoustic wave equation has been
developed based on the constant-Q model to describe wave propagation in heterogeneous …
developed based on the constant-Q model to describe wave propagation in heterogeneous …