1-20 of 432
Keywords: optimization problem
Close
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3590593
... saturation directly from pre-stack data, and capture the pore structure characteristics of effective reservoirs. Note: This paper was accepted into the Technical Program but was not presented at IMAGE 2021 in Denver, Colorado. structural geology water saturation characteristic optimization problem...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583209
... these aspects, an objective function that optimizes the geophone array parameters is presented for the purpose of obtaining an ideal energy response. Note: This paper was accepted into the Technical Program but was not presented at IMAGE 2021 in Denver, Colorado. optimization problem effective signal...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583594
... optimization problem momentum direction inversion result full waveform inversion model element penalty term A tunneling approach for clustered priors in full waveform inversion Scott D. Keating and Kristopher A. Innanen, Dept. of Geoscience, University of Calgary SUMMARY not their spatial distribution...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583948
... wavenumbers. optimization problem fd scheme coefficient algorithm artificial intelligence remez exchange algorithm wavenumber low wavenumber upstream oil & gas absolute error fd operator error limitation reservoir characterization ricker wavelet lagrange algorithm exploration...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583950
... – the L1-L2 norm and L1-TV (total variation). Those examples show the great flexibility of our ADMM inversion framework. artificial intelligence objective function information optimization problem exploration geophysicist 10 magnetic inversion multiplier admm inversion upstream oil & gas...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583581
... anomaly optimization problem exploration geophysicist 10 inversion subsurface model reservoir simulation approximation inversion result full waveform inversion inversion output objective function null-space shuttle computational cost shuttle upstream oil & gas applied geoscience full...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583678
... standard preconditioning method such as pseudo-Hessian which is illustrated on a synthetic experiment with the Marmousi model. optimization problem applied geoscience amplitude difference cal artificial intelligence approximation convergence inversion reservoir characterization graph space...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3584082
..., providing high-fidelity data for the exploration and development of sub-salt oil and gas reservoirs. upstream oil & gas gypsum salt rock exploration geophysicist 10 optimization problem thickness geophysics china subsalt structure artificial intelligence applied geoscience distortion...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583705
... simulation applied geoscience application algorithm geophysics uncertainty quantification latent space siahkoohi seismic data pre-processing artificial intelligence machine learning upstream oil & gas posterior distribution neural network sequence interpolation optimization problem...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3567496
... the accuracy claim of the method, even in the presence of reflection and transmission coefficients. reservoir characterization objective function acoustic wave modeling dispersion error optimization problem wavelength accuracy artificial intelligence eclectic matrix phase velocity velocity...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3579484
... is able to avoid local minimia and to determine an plausible velocity field that differs significantly from the starting model. upstream oil & gas depth domain reservoir characterization applied geoscience expanded abstract semblance algorithm optimization problem local minima...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3584203
... UQ in geophysical inverse problems. optimization problem engineering reservoir characterization structural geology artificial intelligence upstream oil & gas posterior practical bayesian inversion representation applied geoscience salt body exploration geophysicist 10 machine...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583169
... conductor optimization problem background model uranium exploration farquharson exploration geophysicist 10 vertex geophysics conductivity reservoir characterization upstream oil & gas parameterization drilling data inversion thin conductor electromagnetic data athabasca basin surface...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583112
... Full waveform inversion (FWI) is a multivariate PDE-constrained optimization problem, which jointly updates the wavefields and model parameters from partial measurements of the wavefields. A classical technique to solve such problems is the method of Lagrange multipliers where the wave-fields...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583961
...-propagated recorded data, while the adjoint source of FWIe is formed by the residuals of FWIr deconvolved by the data-domain Hessian of the least-squares contrast-source reconstruction problem. optimization problem applied geoscience wavefield geophysics upstream oil & gas time reversal...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3593347
... on the SEAM 2D model with excellent results. We also used a stochastic approach by randomly shuffling the sources and thereby improving the convergence further. reservoir characterization upstream oil & gas machine learning neural network learning rate optimization problem adaqn exploration...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594393
.... reservoir characterization sen parameter space machine learning upstream oil & gas inverse problem geophysics exploration geophysicist 10 optimization problem information velocity model fwi true model full waveform inversion algorithm local optimization artificial intelligence applied...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594440
... inversion problems. In this paper, we demonstrate the idea of primal-dual algorithm and provide a field data example of how the primal-dual algorithm applies to geophysical inversion problem. saudi arabia government geophysical inversion problem optimization problem artificial intelligence applied...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594635
... over the sources. example, the matched source waveform inversion (MSWI) uses the extended source b as the unknown variable (Huang et al., Full Waveform Inversion (FWI) 2018) The classical FWI (Tarantola, 1984) eliminates the wave eld variable from the optimization problem (1) to project the full search...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594362
... experiments, the tooling has been used at scale for large production 3D surveys. optimization problem cofii framework operation reservoir characterization upstream oil & gas imaging condition jopenvelope cloud computing virtual machine nonlinear optimization geophysics inversion...

Product(s) added to cart

Close Modal