Three-dimensional cumulant-based coherent integration method to enhance first-break seismic signals
S An, T Hu, G Peng - IEEE Transactions on Geoscience and …, 2016 - ieeexplore.ieee.org
At present, a primary challenge of seismic data processing is the ability to recognize and
identify first-break seismic signals with low signal-to-noise ratio (SNR) in mountainous …
identify first-break seismic signals with low signal-to-noise ratio (SNR) in mountainous …
Time-Lapse Cross-Well Monitoring of CO2 Sequestration Using Coda Wave Interferometry
In this study, we explored the capability of coda wave interferometry (CWI) for monitoring
CO2 storage by estimating the seismic velocity changes caused by CO2 injection. Given that …
CO2 storage by estimating the seismic velocity changes caused by CO2 injection. Given that …
Analysis of reservoir heterogeneity‐induced amplification effect on time‐lapse seismic responses of fluid substitution: a physical modelling study
YX He, S Wang - Geophysical Prospecting, 2020 - earthdoc.org
Seismic wave propagation through a fluid‐saturated poroelastic layer might be strongly
affected by media heterogeneities. Via incorporating controlled laboratory simulation …
affected by media heterogeneities. Via incorporating controlled laboratory simulation …
A physical modelling study of waveform amplification effects of reservoir heterogeneity on time‐lapse seismic attribute analysis
YX He, SX Wang, C Dong, G Tang, J Zhang… - Geophysical …, 2023 - earthdoc.org
Hydrocarbon depletion causes fluid saturation and pressure changes, resulting in
perturbations in reservoir elasticities and, hence, observable time‐lapse (or 4D) seismic …
perturbations in reservoir elasticities and, hence, observable time‐lapse (or 4D) seismic …
Suppression of seismic surface waves based on adaptive weighted super-virtual interferometry
SP An, TY Hu - Science China Earth Sciences, 2016 - Springer
For land seismic surveys, the surface waves are the dominant noises that mask the effective
signals on seismograms. The conventional methods isolate surface waves from the effective …
signals on seismograms. The conventional methods isolate surface waves from the effective …
Variable-order rotated staggered-grid method for elastic-wave forward modeling
WZ Wang, TY Hu, XM Lu, Z Qin, YD Li, Y Zhang - Applied Geophysics, 2015 - Springer
Numerical simulations of a seismic wavefield are important to analyze seismic wave
propagation. Elastic-wave equations are used in data simulation for modeling migration and …
propagation. Elastic-wave equations are used in data simulation for modeling migration and …
Coda wave interferometry analysis on 4D seismic response from poroelastic and elastic reservoirs
KF Alcantara, D Roehl - ARMA US Rock Mechanics/Geomechanics …, 2019 - onepetro.org
The coda of seismic waves is the signal after the directly arriving phases. Small changes in
the medium, which may have no detectable influence on the first arrivals, are amplified by …
the medium, which may have no detectable influence on the first arrivals, are amplified by …