Attenuation compensation and anisotropy correction in reverse time migration for attenuating tilted transversely isotropic media

X Mu, J Huang, Z Li, Y Liu, L Su, J Liu - Surveys in Geophysics, 2022 - Springer
The propagation of seismic waves in attenuating and anisotropic earth media is
accompanied by amplitude attenuation and phase distortion. If these adverse effects are not …

High-Temporal-Accuracy Viscoacoustic Wave Propagation Based on k-Space Compensation and the Fractional Zener Model

Y Zhang, T Chen, Y Liu, H Zhu - Surveys in Geophysics, 2023 - Springer
The acoustic behavior in fluid attenuating media can be effectively simulated using a
fractional Zener model (FZM). Because of the fractional time derivatives of both stress and …

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 …

The nth Power Fourier Spectrum Analysis for the Generalized Seismic Wavelets

X Ke, Y Shi, X Fu, L Song, H Jing… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The generalized seismic wavelets (GSWs) are defined by fractional derivatives of the
Gaussian function, whose asymmetry allows them to represent seismic signals more …

Integrated Analysis of Lithosphere-Atmosphere-Ionospheric Coupling Associated with the 2021 Mw 7.2 Haiti Earthquake

F Shahzad, M Shah, S Riaz, B Ghaffar, I Ullah… - Atmosphere, 2023 - mdpi.com
The search for Earthquake (EQ) precursors in the ionosphere and atmosphere from satellite
data has provided significant information about the upcoming main shock. This study …

Seismo ionospheric anomalies around and over the epicenters of Pakistan earthquakes

M Shah, R Shahzad, M Ehsan, B Ghaffar, I Ullah… - Atmosphere, 2023 - mdpi.com
Global Navigation Satellite System (GNSS)-based ionospheric anomalies are nowadays
used to identify a possible earthquake (EQ) precursor and hence a new research topic in …

2-D and 3-D Q-compensated image-domain least-squares reverse time migration through the hybrid point spread functions and the hybrid deblurring filter

W Zhang, J Gao - IEEE Transactions on Geoscience and …, 2023 - ieeexplore.ieee.org
Image-domain least-squares reverse time migration (IDLSRTM) through point spread
functions (PSFs) is a suitable compromise between image quality and computational …

Acoustic wave propagation in a porous medium saturated with a Kelvin–Voigt non-Newtonian fluid

J Ba, Z Fang, LY Fu, W Xu… - Geophysical Journal …, 2023 - academic.oup.com
Wave propagation in anelastic rocks is a relevant scientific topic in basic research with
applications in exploration geophysics. The classical Biot theory laid the foundation for wave …

[HTML][HTML] Stable attenuation-compensated reverse time migration and its application to land seismic data

XR Mu, Q Mao, JP Huang - Petroleum Science, 2023 - Elsevier
Intrinsic attenuation of the earth causes energy loss and phase distortion in seismic wave
propagation. To obtain high-resolution imaging results, these negative effects must be …

[HTML][HTML] Accurate simulations of pure-viscoacoustic wave propagation in tilted transversely isotropic media

Q Mao, JP Huang, XR Mu, JD Yang, YJ Zhang - Petroleum Science, 2024 - Elsevier
Forward modeling of seismic wave propagation is crucial for the realization of reverse time
migration (RTM) and full waveform inversion (FWI) in attenuating transversely isotropic …