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Keywords: reflection coefficient
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Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 26–29, 2024
Paper Number: SEG-2024-4072851
...-type reflection coefficient inversion, aiming to enhance imaging fidelity and resolution. Numerical examples on both synthetic data and field data verify the proposed method significantly improves the image fidelity. reflection coefficient migration operator geology machine learning imaging...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 26–29, 2024
Paper Number: SEG-2024-4100639
... advantage in improving the seismic features such as ant-body, dip, and GLCM in terms of multi component signal quality has great potential. sedimentary rock rock type seismic record seismic data clastic rock geological subdiscipline exploration geophysicist reflection coefficient variation...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 26–29, 2024
Paper Number: SEG-2024-4101218
... learning thin reservoir applied geoscience & energy 10 geologist artificial intelligence reflection coefficient high-resolution processing method exploration geophysicist intelligent high-resolution processing method highresolution processing method application american association...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 26–29, 2024
Paper Number: SEG-2024-4094084
... to the reflection coefficient, then is convolved with a 20Hz Ricker wavelet. The convolution results are shown in Figure 4. It can be seen that the position where the 180o phase change of the SV-wave marked by the purple arrow in Figure 4a occurs is roughly the same as the FD result in Figure 2e. The SH reflection...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 26–29, 2024
Paper Number: SEG-2024-4100158
... show that our method is feasible. artificial intelligence fluid mobility frequency-dependent nonlinear ei equation geology geological subdiscipline nonlinear broadband seismic inversion exploration geophysicist reflection coefficient equation reservoir characterization impedance...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 26–29, 2024
Paper Number: SEG-2024-4100439
... responses. saturation geological subdiscipline variation subsurface petroleum geology economic geology reflection coefficient applied geoscience & energy 10 geomechanics hydrogen saturation porosity exploration geophysicist geologist reservoir characterization hydrogen hydrogen...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 27–September 1, 2023
Paper Number: SEG-2023-3916363
... inversion zeoppritz equation asia government geological subdiscipline reflection coefficient international information matrix american association geology reservoir characterization thickness waveform inversion frequency-dependent reflection characteristic exploration geophysicist applied...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 27–September 1, 2023
Paper Number: SEG-2023-3916045
... of organic-rich fractured reservoirs. We carry out the research on the method for directly predicting the fracture parameters and brittleness indicator in the TTI rock using the amplitude variation with the angle and azimuth (AVAZ) inversion. First, we derive a linearized PP-wave reflection coefficient...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 27–September 1, 2023
Paper Number: SEG-2023-3913467
..., the reflection coefficient equation based on the new fluid factor was derived. At the same time, the pre-stack seismic anisotropic frequency-dependent elastic impedance inversion algorithm is used to mine and utilize the frequency and azimuth anisotropy information in seismic data as much as possible to invert...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 27–September 1, 2023
Paper Number: SEG-2023-3908981
... and reservoir parameters. Joint inversion provides a reliable geophysical basis for high-precision seismic inversion and reservoir description. In this paper, the contribution of reflection coefficients in the multi-wave case is analyzed based on the approximation equation of PP wave and SH-SH wave...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 27–September 1, 2023
Paper Number: SEG-2023-3903316
..., it is orders of magnitude more expensive if run with a grid sampling appropriate to generate dispersion-free shear wave propagation. In this paper we propose a new acoustic wave equation, derived using linearized plane-wave reflection coefficient theory, that augments the kinematic effects with terms...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3743109
... applied geoscience p-wave reflectivity equation upstream oil & gas media reflectivity equation sandstone azimuth reservoir geomechanics international interface exploration geophysicist perturbation reservoir characterization reflection coefficient hti media american association...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3739386
... spectral coefficient applied geoscience energy 10 upstream oil & gas machine learning exploration geophysicist reflection coefficient classification artificial intelligence matrix international china university society correspond fanchang zhang east china nanying lan information...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3744966
... 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...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3746046
... reflection coefficient, the well prior knowledge is introduced to improve the resolution of seismic data. Compared with the conventional spectral blueing method, the new method overcomes the disadvantages of jitter distortion in low-frequency part after frequency extension, and the spectral characteristics...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3747072
... in the data. upstream oil & gas constraint ogunbo exploration geophysicist applied geoscience seismic model coefficient reflection coefficient american association reservoir characterization international iteration noise energy 10 multi-physics inversion inversion gramian gramian...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3749351
... energy 10 seismic model international american association acoustic impedance qingrong zhu baishali roy upstream oil & gas resolution impedance reflection coefficient regularization society artificial intelligence seismic resolution interpretation exploration geophysicist application...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3748098
... inversion information lithofacies prediction international structural geology machine learning algorithm shale artificial intelligence wavelet low-frequency information variation upstream oil & gas reservoir characterization reflection coefficient resolution spectral...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3751190
... In 2008 Castagna et al. proposed the reflection coefficient inversion method, which can inverse the formation reflection coefficient directly by the seismic data. For the formation impedance which has no background trend we can use the trace integration of reflection coefficient to obtain...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3751164
... inversion exploration geophysicist applied geoscience upstream oil & gas information reflection coefficient macbeth reservoir characterization international interface intercept overburden curvature joint inversion amplitude american association evaluation colin macbeth...

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