... velocities higher than what is common in typical marine acquisition. Our approach is not limited to mobile marine vibrator data, but is also applicable to streamer data. reservoir characterization equation receiver wavefield stationary imaging acquisition international operator american...

... data confirm these advantages. reservoir characterization shaping regularization fomel application upstream oil & gas equation geophysics diffusion regularization triangle implementation diffusion sergey fomel international american association energy 10 operator cascade...

... characterization infinite element applied geoscience boundary geometry international energy 10 reflection society pml modeling & simulation frequency american association caughey damping numerical seismic equation On the Absorbing Boundaries to Replicate Semi Infinite Half-Space in Numerical...

... representations of media obtained through an upscaling process that preserves the effects of small-scale heterogeneities (in comparison to the wavelengths of interest). Here we discuss the application of the renormalization-group (RG) theory-based upscaling to the two-dimensional acoustic wave equation...

... simultaneous-direction method of multipliers (SDMM) optimization technique. We compare the KR and L2 norms on data from the North-West Shelf of Australia. fwi equation applied geoscience waveform inversion upstream oil & gas inversion constraint american association artificial intelligence...

... We propose a perturbation-based approximation for P- and S-wave traveltime in a transversely isotropic medium with a vertical symmetry axis (VTI). The perturbation coefficients in this approximation are derived directly from the implicit parametric offset-traveltime equation. The comparison...

... of the viscoelasticity of the medium, the Futtermann viscoelastic model is used to derive the viscoelastic scattering matrix. And considering the first- order perturbation of parameters and adding the second- order perturbation, the viscoelastic second-order reflection coefficient equation based on scattering matrix...

... saturation depth american association international journal full-waveform inversion equation parameterization prediction international exploration geophysicist porosity innanen experiment Predicting the time-evolution of CO2 saturation through a combination of rock physics and full waveform...

... symmetry plane equation energy 10 On singularity points in elastic orthorhombic media Alexey Stovas*, NTNU, Trondheim, Norway, Yu. Roganov, Tesseral, Kiev, Ukraine; V. Roganov, Glushkov Institute, Kiev, Ukraine Summary We compute the singularity points in elastic orthorhombic media both in symmetry...

... in Houston, Texas. reservoir characterization imaging exploration geophysicist y-direction society diffraction diffraction separation pre-stack diffraction separation applied geoscience energy 10 reflection geophysics revealing equation seismic exploration upstream oil & gas...

... Understanding and compensating for attenuation effect is crucial to obtain a high-resolution seismic volume with high-fidelity amplitude for quantitative seismic reservoir characterization. The conventional anisotropic viscoelastic wave equation is computationally expensive because of the large...

... spectrum modeling & simulation perturbation distortion applied geoscience energy 10 equation Seismic speckle as multiplicative noise explaining land reflections distorted by near-surface scattering Andrey Bakulin, Geophysics Technology, EXPEC Advanced Research Center, Saudi Aramco; Dmitry...

... functions. reservoir characterization wapenaar exploration geophysicist assumption latexit sha1 marchenko applied geoscience equation media matrix relation society subsurface upstream oil & gas propagator matrix international american association aaab xicbvdlssnafj3uv62v...

... upstream oil & gas applied geoscience acquisition reflectivity interface fwi exploration geophysicist inversion society sparse obn summary international rtm frequency full-waveform inversion equation sub-salt imaging Turning high resolution FWI model into pseudo-reflectivity, a case...

... viscoacoustic VTI wave equation. Based on the adjoint theory, we derive the demigration operator, adjoint operator, and gradient-sensitive kernel. The proposed method can simultaneously handle the anisotropy and viscosity of subsurface media, and it’s free of the quasi-SV- wave artifacts. Moreover, the method...

... in a wide-angle inversion. upstream oil & gas equation exploration geophysicist fatti equation background reservoir characterization contour applied geoscience wide-angle avo-inversion seismic model avp-inversion figure 2 international inversion avainversion ava-inversion american...

..., Texas. structural geology reservoir characterization exploration geophysicist equation asia government identification amplitude china government characteristic prestack frequency-dispersion characteristic upstream oil & gas seismic model inversion international american...

... characterization international american association data quality suppression exploration geophysicist artificial intelligence erratic noise equation iteration representation seismic erratic noise suppression energy 10 noise machine learning noise suppression applied geoscience ieee transaction...

... geoscience compensation upstream oil & gas amplitude perturbation distortion international radon equation pmdc american association energy 10 Modeling-based amplitude recovery (MBAR) Yonghe Sun*, Zhemin Tan, Jeff Nealon, James Davenport, Mark Fan, Yuli Zhang, and Brian Church, Chevron...

... analysis saturation exploration geophysicist well logging shrinkage calculation applied geoscience equation evaporation energy 10 resistivity estimation correction upstream oil & gas society reservoir characterization porosity american association international united states...