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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 International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3407268
...: Oral artificial intelligence axial seamount reservoir characterization sen geophysics exploration geophysicist 10 machine learning optimization problem expanded abstract seg international exposition vertical seismic profile upstream oil & gas velocity model fwi nucleus...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3215071
... Time: 1:50 PM Presentation Start Time: 4:20 PM Location: 301B Presentation Type: Oral physics artificial neural network pre-stack inversion classification algorithm upstream oil & gas reservoir characterization model parameter sen geophysics estimation machine learning cnn...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3211567
... inversion machine learning sen vfsa fast simulated initial model node upstream oil & gas electromagnetic inversion optimization problem resistivity model algorithm artificial intelligence geophysics inverted model csem inversion optimization method objective function controlled-source...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17677853
... optimization problem overthrust model velocity model seg seg international exposition iteration annual meeting frequency sen geophysics waveform inversion algorithm gradient full waveform inversion interface inversion artificial intelligence upstream oil & gas reservoir characterization...
Proceedings Papers

Paper presented at the 2016 SEG International Exposition and Annual Meeting, October 16–21, 2016
Paper Number: SEG-2016-13867592
... exposition iteration hess corporation shape-based parameterization gradient upstream oil & gas vfsa fwi salt model building artificial intelligence ellipse sen interface true model salt body parameterization Dahlke , T. , B. Biondi , and R. Clapp , 2015...
Proceedings Papers

Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-0281
.... upstream oil & gas accuracy modeling lsm spatial fd coefficient wave equation finite-difference scheme sen geophysics equation acoustic processing artificial intelligence reservoir characterization relative error liu coefficient operator length fd coefficient dispersion relation tem...
Proceedings Papers

Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-1068
... overburden estimation information seg houston 2013 reservoir characterization azimuth overburden effect upstream oil & gas coefficient reflection coefficient medium parameter sen fracture parameter crack density inversion result Quantitative estimation of fracture parameters after...
Proceedings Papers

Paper presented at the 2009 SEG Annual Meeting, October 25–30, 2009
Paper Number: SEG-2009-2707
... inversions which are induced by the need of exact boundary conditions. An alternative method was proposed by Sen and Frazer (1991). Their asymptotic method, named “phase space path integral (PSPI)”, combines Kirchoff-Helmholtz theory, geometrical optics and plane-wave transmission/reflection coefficients...
Proceedings Papers

Paper presented at the 2008 SEG Annual Meeting, November 9–14, 2008
Paper Number: SEG-2008-1991
... model parameter long jin machine learning vfsa optimization problem wavelet wavelet estimation error function upstream oil & gas artificial intelligence phase wavelet sen university geophysics fast simulated hybrid phase wavelet model space stoffa reservoir characterization...
Proceedings Papers

Paper presented at the 2006 SEG Annual Meeting, October 1–6, 2006
Paper Number: SEG-2006-2161
... genetic algorithm evolutionary algorithm model space artificial intelligence stoffa inversion seismogram probability crossover application upstream oil & gas information different scale multi-scale ga waveform inversion sen convergence machine learning Real-coded Multi-scale...
Proceedings Papers

Paper presented at the 2002 SEG Annual Meeting, October 6–11, 2002
Paper Number: SEG-2002-0894
...Two Problems in Pre-stack inversion: Optimal Regularization and Computation of Differential Seismograms Mrinal K. Sen* and Indrajit G. Roy University of Texas at Austin Austin, Tx, USA Summary Like many other inverse problems, pre-stack waveform inversion algorithms need to address the issues...
Proceedings Papers

Paper presented at the 2002 SEG Annual Meeting, October 6–11, 2002
Paper Number: SEG-2002-0922
... kennett machine learning regularization weight computation artificial intelligence sen austin austin reservoir characterization seismogram roy university salt lake city adaptive regularization media algorithm inversion regularization optimization problem engl dietrich optimal...
Proceedings Papers

Paper presented at the 1999 SEG Annual Meeting, October 31–November 5, 1999
Paper Number: SEG-1999-0876
... ABSTRACT No preview is available for this paper. relative rigidity contrast section coefficient approximation avo analysis donati wave reflection synthetic model reservoir characterization expression reflection coefficient aki martin sen dependence incidence angle seg...
Proceedings Papers

Paper presented at the 1994 SEG Annual Meeting, October 23–28, 1994
Paper Number: SEG-1994-1159
... tortuosity pppg federal university hydraulic conductivity log measurement equation sandstone permeability upstream oil & gas shaly sand reservoir characterization shaly sand olivar sen flow in porous media geophysics sand data brine permeability fluid dynamics lima...
Proceedings Papers

Paper presented at the 1993 SEG Annual Meeting, September 26–30, 1993
Paper Number: SEG-1993-0965
... ABSTRACT No preview is available for this paper. migration artificial intelligence prestack migration velocity estimation sm5 inversion objective function reservoir characterization algorithm upstream oil & gas stoffa optimization problem sen probability geophysics...
Proceedings Papers

Paper presented at the 1993 SEG Annual Meeting, September 26–30, 1993
Paper Number: SEG-1993-0692
... ABSTRACT No preview is available for this paper. inversion best model sen reservoir characterization machine learning upstream oil & gas optimization problem waveform inversion evolutionary algorithm seismic waveform inversion stoffa convergence artificial intelligence...
Proceedings Papers

Paper presented at the 1993 SEG Annual Meeting, September 26–30, 1993
Paper Number: SEG-1993-0254
... ABSTRACT No preview is available for this paper. information upstream oil & gas machine learning reservoir characterization artificial neural system synthetic seismogram neural network prediction sen artificial intelligence model parameter equation inversion geophysical...
Proceedings Papers

Paper presented at the 1990 SEG Annual Meeting, September 23–27, 1990
Paper Number: SEG-1990-0837
... ABSTRACT No preview is available for this paper. particle electrical property artificial intelligence dispersion shaly sand lima reservoir characterization sen spherical model approximation olivar schurr dielectric dispersion sharma conductivity machine learning...
Proceedings Papers

Paper presented at the 1988 SEG Annual Meeting, October 30–November 3, 1988
Paper Number: SEG-1988-1050
... ABSTRACT No preview is available for this paper. ray parameter sen cspi reservoir characterization transmission coefficient seismogram head wave woodward-clyde consultant multifold phase space path phase space path space path diffraction space path integral formulation...

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