George A. McMechan - Publications

Affiliations: 
University of Texas at Dallas, Richardson, TX, United States 
Area:
Geophysics

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Year Citation  Score
2020 Khaksar Z, McMechan GA. Angle- and azimuth-domain common-image gathers by reverse time migration for 3D elastic isotropic media Geophysics. 85. DOI: 10.1190/Geo2018-0795.1  0.355
2020 Guo P, Guan H, McMechan GA. Data- and model-domain up/down wave separation for reverse-time migration with free-surface multiples Geophysical Journal International. 223: 77-93. DOI: 10.1093/Gji/Ggaa301  0.368
2020 Yang J, Hua B, Williamson P, Zhu H, McMechan G, Huang J. Elastic Least-Squares Imaging in Tilted Transversely Isotropic Media for Multicomponent Land and Pressure Marine Data Surveys in Geophysics. 41: 805-833. DOI: 10.1007/S10712-020-09588-3  0.593
2020 Guo P, McMechan GA. Up/Down Image Separation in Elastic Reverse Time Migration Pure and Applied Geophysics. 1-18. DOI: 10.1007/S00024-020-02492-2  0.306
2019 Ren L, McMechan GA, Guo P. Concurrent elastic inversion of Rayleigh and body waves with interleaved envelope-based and waveform-based misfit functions Seg Technical Program Expanded Abstracts. DOI: 10.1190/Segam2019-3216232.1  0.336
2019 Yang J, Zhu H, McMechan G, Zhang H, Zhao Y. Elastic least-squares reverse time migration in vertical transverse isotropic media Geophysics. 84: S539-S553. DOI: 10.1190/Geo2018-0887.1  0.449
2019 Guo P, McMechan GA, Ren L. Modeling the viscoelastic effects in P-waves with modified viscoacoustic wave propagationModified viscoacoustic modeling Geophysics. 84. DOI: 10.1190/Geo2018-0747.1  0.344
2019 Wang W, Hua B, McMechan GA, Williamson P. Reverse time migrations in transversely isotropic media: A comparison between acoustic and elastic wave equations with two wave mode separation algorithmsAnisotropic elastic RTM Geophysics. 84. DOI: 10.1190/Geo2018-0044.1  0.535
2018 Tang C, McMechan GA. The dynamically correct Poynting vector for acoustic media with application in calculating multidirectional-propagation vectors to produce angle gathers from reverse time migration Seg Technical Program Expanded Abstracts. DOI: 10.1190/Segam2018-2998123.1  0.301
2018 Guo P, McMechan GA, Ren L. Modeling the viscoelastic effects in P-waves using modified viscoacoustic wave propagation Seg Technical Program Expanded Abstracts. DOI: 10.1190/Segam2018-2984679.1  0.345
2018 Wu Y, McMechan GA. True amplitude recovery in reverse-time extrapolation of plane and spherical waves Geophysics. 83. DOI: 10.1190/Geo2017-0425.1  0.449
2018 Tang C, McMechan GA. The dynamically correct Poynting vector formulation for acoustic media with application in calculating multidirectional propagation vectors to produce angle gathers from reverse time migration Geophysics. 83. DOI: 10.1190/Geo2017-0331.1  0.328
2018 Guo P, McMechan GA. Compensating Q effects in viscoelastic media by adjoint-based least-squares reverse-time migration Geophysics. 83. DOI: 10.1190/Geo2017-0235.1  0.373
2018 Wang W, Hua B, McMechan GA, Duquet B. P- and S-decomposition in anisotropic media with localized low-rank approximations Geophysics. 83. DOI: 10.1190/Geo2017-0138.1  0.556
2018 Tang C, McMechan GA. Multidirectional-vector-based elastic reverse time migration and angle-domain common-image gathers with approximate wavefield decomposition of P- and S-waves Geophysics. 83. DOI: 10.1190/Geo2017-0119.1  0.412
2017 Tang C, McMechan G. From classical reflectivity-to-impedance inversion to full-waveform impedance inversion using phase-modified, deconvolved reverse-time-migration image and rock-physics information Seg Technical Program Expanded Abstracts. DOI: 10.1190/Segam2017-17791370.1  0.317
2017 Tang C, McMechan G. Multidirectional-vector-based elastic reverse time migration and angle-domain common-image gathers with approximate wavefield decomposition of P and S waves Seg Technical Program Expanded Abstracts. DOI: 10.1190/Segam2017-17790704.1  0.388
2017 Tang C, McMechan G. Elastic reverse time migration with an improved system of P/S wave mode separation in nonsmooth models Seg Technical Program Expanded Abstracts. DOI: 10.1190/Segam2017-17789761.1  0.347
2017 Wang W, Hua B, McMechan G, Duquet B. Localized low-rank approximation with application in anisotropic wavefield P-S decomposition Seg Technical Program Expanded Abstracts. DOI: 10.1190/Segam2017-17667669.1  0.486
2017 Tang C, McMechan GA. Combining multidirectional source vector with antitruncation-artifact Fourier transform to calculate angle gathers from reverse time migration in two steps Geophysics. 82. DOI: 10.1190/Geo2016-0408.1  0.369
2017 Guo P, McMechan GA. Sensitivity of 3D 3C synthetic seismograms to anisotropic attenuation and velocity in reservoir models Geophysics. 82. DOI: 10.1190/Geo2016-0321.1  0.37
2017 Tang C, McMechan GA, Wang D. Two algorithms to stabilize multidirectional Poynting vectors for calculating angle gathers from reverse time migration Geophysics. 82: S129-S141. DOI: 10.1190/Geo2016-0101.1  0.336
2017 Tang C, McMechan GA. From classical reflectivity-to-velocity inversion to full-waveform inversion using phase-modified and deconvolved reverse time migration images Geophysics. 82. DOI: 10.1190/Geo2016-0033.1  0.398
2017 Zhang X, Zhang Q, McMechan GA, Gonzalez G. Multipathing in three-parameter common-image gathers from reverse-time migration Geophysical Prospecting. 65: 669-686. DOI: 10.1111/1365-2478.12411  0.378
2016 Tang C, McMechan GA. From classical reflectivity-to-velocity inversion to full-waveform inversion using phase-modified and deconvolved reverse-time-migration images Seg Technical Program Expanded Abstracts. 35: 1141-1145. DOI: 10.1190/Segam2016-13879375.1  0.343
2016 Wang W, McMechan GA. Vector-based image condition for 3D elastic reverse time migrations Seg Technical Program Expanded Abstracts. 35: 4168-4172. DOI: 10.1190/Segam2016-13512297.1  0.33
2016 Guo P, McMechan GA, Guan H. Comparison of two viscoacoustic propagators for Q-compensated reverse time migration Geophysics. 81. DOI: 10.1190/Geo2015-0557.1  0.31
2016 Gong T, McMechan GA. Target-oriented linear least squares and nonlinear, trust-region Newton inversions of plane waves using AVA and PVA data for elastic model parameters Geophysics. 81. DOI: 10.1190/Geo2015-0471.1  0.395
2016 Wang W, McMechan GA, Tang C, Xie F. Up/down and P/S decompositions of elastic wavefields using complex seismic traces with applications to calculating Poynting vectors and angle-domain common-image gathers from reverse time migrations Geophysics. 81: S181-S194. DOI: 10.1190/Geo2015-0456.1  0.435
2016 Madiba GB, McMechan GA. Seismic impedance inversion and interpretation of a gas carbonate reservoir in the Alberta Foothills, western Canada Geophysics. 68: 1460-1469. DOI: 10.1190/1.1620619  0.792
2016 McMechan GA, Loucks RG, Mescher P, Zeng X. Characterization of a coalesced, collapsed paleocave reservoir analog using GPR and well-core data Geophysics. 67: 1148-1158. DOI: 10.1190/1.1500376  0.349
2016 Lu S, McMechan GA. Estimation of gas hydrate and free gas saturation, concentration, and distribution from seismic data Geophysics. 67: 582-593. DOI: 10.1190/1.1468619  0.698
2016 Adriansyah, McMechan GA. AVA analysis and interpretation of a carbonate reservoir: Northwest Java basin, Indonesia Geophysics. 66: 744-754. DOI: 10.1190/1.1444964  0.363
2016 Epili D, McMechan GA. Implementation of 3-D prestack Kirchhoff migration, with application to data from the Ouachita frontal thrust zone Geophysics. 61: 1400-1411. DOI: 10.1190/1.1444064  0.415
2016 Browning M, Ferguson J, McMechan G. Efficient Love wave modelling via Sobolev gradient steepest descent Geophysical Journal International. 205: 1126-1143. DOI: 10.1093/Gji/Ggw059  0.39
2015 Guo P, McMechan GA. Separation of Absorption and Dispersion Effects in Q-Compensated Viscoelastic RTM Seg Technical Program Expanded Abstracts. 34: 3966-3971. DOI: 10.1190/Segam2015-5824203.1  0.334
2015 Zhang X, Zhang Q, McMechan G, Gonzalez G. Solutions of multipathing in incident angle, depth, and image time domain Seg Technical Program Expanded Abstracts. 34: 4339-4344. DOI: 10.1190/Segam2015-5807889.1  0.382
2015 Wang W, McMechan GA. Vector Domain P and S decomposition in viscoelastic media Seg Technical Program Expanded Abstracts. 34: 2153-2158. DOI: 10.1190/Segam2015-5766697.1  0.377
2015 Gong T, Nguyen BD, McMechan GA. Polarized wavefield magnitudes with optical flow for elastic angle-domain common-image gathers Geophysics. 81: S239-S251. DOI: 10.1190/Geo2015-0518.1  0.413
2015 Tang C, McMechan GA. Multidirectional slowness vector for computing angle gathers from reverse time migration Geophysics. 81: S11-S24. DOI: 10.1190/Geo2015-0134.1  0.315
2015 Wang W, McMechan GA. Vector-based elastic reverse time migration Geophysics. 80: 1-14. DOI: 10.1190/Geo2014-0620.1  0.436
2015 Jin H, McMechan GA. Removing smearing-effect artifacts in angle-domain common-image gathers from reverse time migration Geophysics. 80: U13-U24. DOI: 10.1190/Geo2014-0210.1  0.393
2015 Jin H, McMechan GA, Nguyen B. Improving input/output performance in 2D and 3D angle-domain common-image gathers from reverse time migration Geophysics. 80: S65-S77. DOI: 10.1190/Geo2014-0209.1  0.357
2015 Jones EJW, McMechan GA, Zeng X. Seismic evidence for crustal underplating beneath a large igneous province: The Sierra Leone Rise, equatorial Atlantic Marine Geology. 365: 52-60. DOI: 10.1016/J.Margeo.2015.03.008  0.363
2014 Guo P, McMechan GA. Sensitivity of anisotropic attenuation and velocity to reservoir parameters in fractured media Seg Technical Program Expanded Abstracts. 33: 431-436. DOI: 10.1190/Segam2014-0070.1  0.348
2014 Nguyen BD, McMechan GA. Five ways to avoid storing source wavefield snapshots in 2D elastic prestack reverse time migration Geophysics. 80: S1-S18. DOI: 10.1190/Geo2014-0014.1  0.342
2014 Jin H, McMechan GA, Guan H. Comparison of methods for extracting ADCIGs from RTM Geophysics. 79. DOI: 10.1190/Geo2013-0336.1  0.653
2014 Oropeza EV, McMechan GA. Common-reflection-point migration velocity analysis of 2D P-wave data from TTI media Geophysics. 79: C65-C79. DOI: 10.1190/Geo2013-0295.1  0.82
2014 Zhu X, McMechan GA. Amplitude and phase versus angle for elastic wide-angle reflections in the t-p domain Geophysics. 80: N1-N9. DOI: 10.1190/Geo2013-0191.1  0.648
2014 Mohapatra S, McMechan GA. Prediction and subtraction of coherent noise using a data driven time shift: A case study using field 2D and 3D GPR data Journal of Applied Geophysics. 111: 312-319. DOI: 10.1016/J.Jappgeo.2014.10.018  0.356
2014 Oropeza EV, McMechan GA. Common reflection point migration velocity analysis with anisotropic parsimonious depth migration 76th European Association of Geoscientists and Engineers Conference and Exhibition 2014: Experience the Energy - Incorporating Spe Europec 2014. 1191-1195.  0.816
2013 Lee K, Yoo DG, McMechan GA, Hwang N, Lee GH. A two-dimensional post-stack seismic inversion for acoustic impedance of gas and hydrate bearing deep-water sediments within the continental slope of the ulleung Basin, East Sea, Korea Terrestrial Atmospheric and Oceanic Sciences. 24: 295-310. DOI: 10.3319/Tao.2013.01.10.01(T)  0.512
2013 McMechan GA, Garrison JR, Ferguson JF, Sharp JM, Hesse M. High resolution geophysical investigations for sedimentological and hydrological environments of Gulf Coast barrier islands Seg Technical Program Expanded Abstracts. 32. DOI: 10.1190/Segam2013-1482.1  0.3
2013 Zhu X, McMechan GA. Stretch-free migration imaging condition Geophysics. 78. DOI: 10.1190/Segam2013-0189.1  0.594
2013 Zhang Q, McMechan GA. Polarization-based wave-equation migration velocity analysis in acoustic media Geophysics. 78. DOI: 10.1190/Segam2012-0402.1  0.622
2013 Jin H, McMechan GA. Fast acoustic velocity tomography of focusing operators Geophysics. 79: R121-R131. DOI: 10.1190/Geo2013-0389.1  0.666
2013 Xu K, McMechan GA. 2D frequency-domain elastic full-waveform inversion using time-domain modeling and a multistep-length gradient approach Geophysics. 79: R41-R53. DOI: 10.1190/Geo2013-0134.1  0.541
2013 Browning M, McMechan G, Ferguson J. Application of Sobolev gradient techniques to two-point ray tracing Geophysics. 78: T59-T66. DOI: 10.1190/Geo2012-0137.1  0.317
2013 Nguyen BD, McMechan GA. Excitation amplitude imaging condition for prestack reverse-time migration Geophysics. 78. DOI: 10.1190/Geo2012-0079.1  0.351
2013 Oropeza EV, McMechan GA. Anisotropic parsimonious prestack depth migration Geophysics. 78: S25-S36. DOI: 10.1190/Geo2011-0408.1  0.807
2012 Zhu X, McMechan G. Analysis of Phase Variation With Ray Parameter in the τ- p Domain Seg Technical Program Expanded Abstracts. DOI: 10.1190/Segam2012-1061.1  0.585
2012 Zhu X, McMechan G. Amplitude and Phase in Angle-Domain Common-Image Gathers Seg Technical Program Expanded Abstracts. DOI: 10.1190/Segam2012-0161.1  0.632
2012 Zhu X, McMechan G. AVO Inversion Using the Zoeppritz Equation for PP Reflections Seg Technical Program Expanded Abstracts. DOI: 10.1190/Segam2012-0160.1  0.628
2012 Nyamapfumba M, McMechan GA. Gas hydrate and free gas petroleum system in 3D seismic data, offshore Angola Geophysics. 77. DOI: 10.1190/Geo2012-0048.1  0.348
2012 Xu K, McMechan GA. 3D scalar-wave absorbing boundary conditions with optimal coefficients in the frequency-space domain Geophysics. 77. DOI: 10.1190/Geo2011-0412.1  0.516
2012 Rusmanugroho H, McMechan GA. 3D, 9C seismic modeling and inversion of Weyburn Field data Geophysics. 77: R161-R173. DOI: 10.1190/Geo2011-0406.1  0.797
2012 Santos LA, Mansur WJ, McMechan GA. Tomography of diffraction-based focusing operators Geophysics. 77. DOI: 10.1190/Geo2011-0392.1  0.383
2012 Harbi H, McMechan GA. Conductivity and scattering Q in GPR data: Example from the Ellenburger dolomite, central Texas Geophysics. 77: H63-H78. DOI: 10.1190/Geo2011-0337.1  0.745
2012 Zhu X, McMechan GA. Elastic inversion of near- and postcritical reflections using phase variation with angle Geophysics. 77. DOI: 10.1190/Geo2011-0230.1  0.675
2012 Rusmanugroho H, McMechan GA. Sensitivity of estimated elastic moduli to completeness of wave type, measurement type, and illumination apertures at a receiver in multicomponent VSP data Geophysics. 77: R1-R18. DOI: 10.1190/Geo2010-0410.1  0.805
2011 Harbi H, McMechan GA. Modeling 3D porosity and permeability from GPR data in the Ellenburger Dolomite, central Texas Geophysics. 76: J35-J46. DOI: 10.1190/Geo2011-0051.1  0.761
2011 Zhang Q, McMechan GA. Common-image gathers in the incident phase-angle domain from reverse time migration in 2D elastic VTI media Geophysics. 76. DOI: 10.1190/Geo2011-0015.1  0.633
2011 Cao J, McMechan GA. Data-driven, target-oriented, kinematic prediction and subtraction of multiples from pure and mode-converted multicomponent data Geophysics. 76. DOI: 10.1190/Geo2010-0388.1  0.656
2011 Zhang Q, McMechan GA. Direct vector-field method to obtain angle-domain common-image gathers from isotropic acoustic and elastic reverse time migration Geophysics. 76. DOI: 10.1190/Geo2010-0314.1  0.639
2011 Zhang Q, McMechan GA. Angle domain common image gathers extracted from reverse time migrated images in isotropic acoustic and elastic media Seg Technical Program Expanded Abstracts. 30: 3130-3135. DOI: 10.1190/1.3627846  0.639
2011 Zhu X, McMechan G. Comparison of Methods For Modeling Phase Variation With Angle Seg Technical Program Expanded Abstracts. 30: 3053-3058. DOI: 10.1190/1.3627829  0.639
2011 Zhu X, McMechan G. Phase Variation With Angle Inversion Using Plane And Spherical Waves Seg Technical Program Expanded Abstracts. 30: 2565-2570. DOI: 10.1190/1.3627725  0.416
2011 Sun R, McMechan GA. Prestack 2D parsimonious Kirchhoff depth migration of elastic seismic data Geophysics. 76. DOI: 10.1190/1.3581359  0.432
2011 Sun R, McMechan GA, Chuang HH. Amplitude balancing in separating P- and S-waves in 2D and 3D elastic seismic data Geophysics. 76. DOI: 10.1190/1.3555529  0.438
2010 Garrison JR, Williams J, Potter Miller S, Weber ET, McMechan G, Zeng X. Ground-Penetrating Radar Study of North Padre Island: Implications for Barrier Island Internal Architecture, Model for Growth of Progradational Microtidal Barrier Islands, and Gulf of Mexico Sea-Level Cyclicity Journal of Sedimentary Research. 80: 303-319. DOI: 10.2110/Jsr.2010.034  0.312
2010 Santos LA, Filho DMS, Bulcão A, Theodoro CE, Mansur WJ, McMechan GA. Tomographic inversion over diffraction CFP operators in structurally complex areas Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.3513763  0.335
2010 Cao J, McMechan G. Multiple prediction and subtraction from apparent slowness relations in 2D synthetic and field ocean-bottom cable data Geophysics. 75. DOI: 10.1190/1.3506145  0.646
2010 Rusmanugroho H, McMechan GA. Modeling sensitivity of 3D, 9-C wide azimuth data to changes in fluid content and crack density in cracked reservoirs Geophysics. 75: XT155-T165. DOI: 10.1190/1.3479555  0.774
2010 Zhang Q, McMechan GA. 2D and 3D elastic wavefield vector decomposition in the wavenumber domain for VTI media Geophysics. 75. DOI: 10.1190/1.3431045  0.661
2010 Hu Y, McMechan G. Sensitivity of three-component 3D finite-difference elastic seismic modeling to inclusion parameters in HTI and TTI media with high inclusion density Geophysics. 75. DOI: 10.1190/1.3358159  0.427
2010 Xu K, Zhou B, McMechan GA. Implementation of prestack reverse time migration using frequency-domain extrapolation Geophysics. 75. DOI: 10.1190/1.3339386  0.479
2010 Dev A, McMechan GA. Interpreting structural controls on hydrate and free-gas accumulation using well and seismic information from the Gulf of Mexico Geophysics. 75: B35-B46. DOI: 10.1190/1.3282680  0.582
2009 Lee K, Szerbiak R, McMechan GA, Hwang N. A 3-D ground-penetrating radar and wavelet transform analysis of the morphology of shoreface deposits in the Upper Cretaceous Ferron Sandstone Member, Utah Aapg Bulletin. 93: 181-201. DOI: 10.1306/09230808018  0.504
2009 Chang H, McMechan G. 3D 3-C full-wavefield elastic inversion for estimating anisotropic parameters: A feasibility study with synthetic data Geophysics. 74. DOI: 10.1190/1.3204766  0.446
2009 Aibaidula A, McMechan G. Inversion and interpretation of a 3D seismic data set from the Ouachita Mountains, Oklahoma Geophysics. 74. DOI: 10.1190/1.3073005  0.492
2009 Dev A, McMechan GA. Spatial antialias filtering in the slowness-frequency domain Geophysics. 74: V35-V42. DOI: 10.1190/1.3052115  0.538
2009 Chang H, Mcmechan GA. Synthetic data tests of 3D full-wavefield inversion for P-wave anisotropic parameter estimation in flat layered VTI, HTI and orthorhombic media Journal of Seismic Exploration. 18: 249-270.  0.341
2009 Hua B, Mcmechan GA. Parsimonious 3d prestack kirchhoff depthm igration Journal of Seismic Exploration. 18: 157-179.  0.34
2008 Dev A, McMechan GA. Antialias spatial filtering: A slowness-frequency approach Seg Technical Program Expanded Abstracts. 27: 2551-2555. DOI: 10.1190/1.3063873  0.526
2008 Dev A, McMechan GA. Wavenumber correction for the recording group effects in the seismic data Seg Technical Program Expanded Abstracts. 27: 1-5. DOI: 10.1190/1.3054788  0.543
2008 Sun R, McMechan GA. Amplitude effect of the free surface in elastic reverse-time extrapolation Geophysics. 73. DOI: 10.1190/1.2953977  0.411
2008 Deng F, McMechan GA. Viscoelastic true-amplitude prestack reverse-time depth migration Geophysics. 73. DOI: 10.1190/1.2938083  0.612
2008 Chattopadhyay S, McMechan GA. Imaging conditions for prestack reverse-time migration Geophysics. 73. DOI: 10.1190/1.2903822  0.361
2008 Deng F, McMechan GA. 3D true-amplitude prestack depth migration Journal of Seismic Exploration. 17: 301-327.  0.325
2007 Lee K, McMechan GA, Gani MR, Bhattacharya JP, Zeng X, Howell CD. 3-D Architecture and Sequence Stratigraphic Evolution of a Forced Regressive Top-Truncated Mixed-Influenced Delta, Cretaceous Wall Creek Sandstone, Wyoming, U.S.A. Journal of Sedimentary Research. 77: 303-323. DOI: 10.2110/Jsr.2007.031  0.491
2007 Lee K, Gani MR, McMechan GA, Bhattacharya JP, Nyman SL, Zeng X. Three-dimensional facies architecture and three-dimensional calcite concretion distributions in a tide-influenced delta front, Wall Creek Member, Frontier Formation, Wyoming Aapg Bulletin. 91: 191-214. DOI: 10.1306/08310605114  0.504
2007 Fei W, McMechan GA. “CRP-based seismic migration velocity analysis,” Weihong Fei and George A. McMechan, GEOPHYSICS, 71, no. 3, U21–U28 Geophysics. 72. DOI: 10.1190/Gpysa7.72.Y7_2  0.582
2007 Fei W, McMechan GA. Erratum: "CRP-based seismic migration velocity analysis" (Geophysics (2007) vol. 71 (3) (U21-U28)) Geophysics. 72. DOI: 10.1190/1.2817660  0.566
2007 Deng F, McMechan GA. 3-D true amplitude prestack depth migration Seg Technical Program Expanded Abstracts. 26: 2160-2164. DOI: 10.1190/1.2792915  0.549
2007 Agnihotri Y, McMechan GA. Parsimonious migration of 3-C 3D VSP data Geophysics. 72. DOI: 10.1190/1.2780221  0.448
2007 Tiwari UK, McMechan GA. Effects of incomplete parameterization on full-wavefield viscoelastic seismic data for petrophysical reservoir properties Geophysics. 72: O9-O17. DOI: 10.1190/1.2716631  0.791
2007 Deng F, McMechan GA. True-amplitude prestack depth migration Geophysics. 72. DOI: 10.1190/1.2714334  0.581
2007 Basi IZ, McMechan GA. Topographic corrections to slowness measurements in parsimonious migration of land data Geophysics. 72. DOI: 10.1190/1.2431328  0.382
2007 Tiwari UK, Mcmechan GA. Estimation of effective pressure and water saturation by viscoelastic inversion of synthetic time-lapse seismic data for a gas sandstone reservoir Journal of Seismic Exploration. 16: 57-68. DOI: 10.1190/1.2148220  0.804
2007 Hu Y, McMechan GA. Imaging mining hazards within coalbeds using prestack wave equation migration of in-seam seismic survey data: A feasibility study with synthetic data Journal of Applied Geophysics. 63: 24-34. DOI: 10.1016/J.Jappgeo.2007.03.002  0.442
2006 Hestholm S, Dillen M, McMechan GA, Moran M, Ketcham S, Anderson T. Effects of Free Surface Topography On Moving Seismic Source Modeling Seg Technical Program Expanded Abstracts. 25: 2211-2215. DOI: 10.1190/1.2369976  0.311
2006 Hestholm S, Moran M, Ketcham S, Anderson T, Dillen M, McMechan GA. Effects of free-surface topography on moving-seismic-source modeling Geophysics. 71. DOI: 10.1190/1.2356258  0.35
2006 Hestholm S, Ketcham SA, Greenfield R, Moran ML, McMechan G. Quick and accurate Q parameterization in viscoelastic wave modeling Geophysics. 71. DOI: 10.1190/1.2329864  0.379
2006 Szerbiak RB, McMechan GA, Forster C, Snelgrove SH. Electrical and petrophysical modeling of Ferron Sandstone data Geophysics. 71: G197-G210. DOI: 10.1190/1.2235834  0.79
2006 Fei W, McMechan GA. 3D common-reflection-point-based seismic migration velocity analysis Geophysics. 71. DOI: 10.1190/1.2227523  0.636
2006 Sun RJ, McMechan GA, Lee C, Chow J, Chen C. Prestack scalar reverse-time depth migration of 3D elastic seismic data Geophysics. 71. DOI: 10.1190/1.2227519  0.448
2006 Zeng X, McMechan GA. Two methods for determining geophone orientations from VSP data Geophysics. 71. DOI: 10.1190/1.2208935  0.417
2006 Fei W, McMechan GA. CRP-based seismic migration velocity analysis Geophysics. 71. DOI: 10.1190/1.2194530  0.611
2005 Nistala S, McMechan GA. 3D modeling of fracture-induced shear-wave splitting in the southern California basin Bulletin of the Seismological Society of America. 95: 1090-1100. DOI: 10.1785/0120040225  0.406
2005 Lee K, Zeng X, McMechan GA, Howell CD, Bhattacharya JP, Marcy F, Olariu C. A ground-penetrating radar survey of a delta-front reservoir analog in the Wall Creek Member, Frontier Formation, Wyoming Aapg Bulletin. 89: 1139-1155. DOI: 10.1306/042705040106  0.473
2005 Fei W, McMechan GA. Fast 3-D Common Reflection-point Based Tomographic Seismic Migration Velocity Analysis Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.2148241  0.61
2005 Lu S, McMechan GA, Liaw A. Identification of shallow-water-flow sands by Vp/Vs inversion of conventional 3D seismic data Geophysics. 70. DOI: 10.1190/1.2052470  0.74
2005 Fei W, McMechan GA. Fast model-based migration velocity analysis and reflector shape estimation Geophysics. 70. DOI: 10.1190/1.1884830  0.632
2005 Hua B, McMechan GA. Parsimonious 3D post-stack Kirchhoff depth migration Geophysical Prospecting. 53: 507-522. DOI: 10.1111/J.1365-2478.2005.00487.X  0.579
2004 Loucks RG, Mescher PK, McMechan GA. Three-dimensional architecture of a coalesced, collapsed-paleocave system in the Lower Ordovician Ellenburger Group, central Texas Aapg Bulletin. 88: 545-564. DOI: 10.1306/12220303072  0.349
2004 Yu Z, McMechan GA, Ferguson JF, Anno PD. Wavelet-Radon domain de-aliasing and interpolation of seismic data Seg Technical Program Expanded Abstracts. 23: 2558-2561. DOI: 10.1190/1.2422797  0.331
2004 Tiwari UK, McMechan GA. Effects of incomplete parameterization on inversion of full waveeld viscoelastic seismic data for petrophysical reservoir properties Seg Technical Program Expanded Abstracts. 23: 1543-1546. DOI: 10.1190/1.1845136  0.805
2004 Yu Z, McMechan GA, Anno PD, Ferguson JF. Wavelet transform-based prestack multiscale Kirchhoff migration Geophysics. 69: 1505-1512. DOI: 10.1190/1.1836823  0.351
2004 Sun RJ, McMechan GA, Hsiao H, Chow J. Separating P- and S-waves in prestack 3D elastic seismograms using divergence and curl Geophysics. 69: 286-297. DOI: 10.1190/1.1649396  0.441
2004 Lu S, McMechan GA. Elastic impedance inversion of multichannel seismic data from unconsolidated sediments containing gas hydrate and free gas Geophysics. 69: 164-179. DOI: 10.1190/1.1649385  0.708
2004 Zeng X, McMechan GA, Bhattacharya JP, Aiken CLV, Xu X, Hammon WS, Corbeanu RM. 3D imaging of a reservoir analogue in point bar deposits in the Ferron Sandstone, Utah, using ground‐penetrating radar Geophysical Prospecting. 52: 151-163. DOI: 10.1046/J.1365-2478.2003.00410.X  0.432
2004 Koesoemadinata AP, McMechan GA. Effects of diagenetic processes on seismic velocity anisotropy in near-surface sandstone and carbonate rocks Journal of Applied Geophysics. 56: 165-176. DOI: 10.1016/J.Jappgeo.2004.04.003  0.779
2004 Ortega AA, Mcmechan GA. Estimating anisotropic seismic velocity from 3-component seismic CMP and borehole data from the Barinas Basin, Southwest Venezuela Journal of Seismic Exploration. 13: 141-161.  0.376
2003 Zhang HJ, McMechan GA, Stein J. True amplitude wave equation migration Seg Technical Program Expanded Abstracts. 22: 913-916. DOI: 10.1190/1.1818092  0.452
2003 Zeng X, McMechan GA. Two methods for geophone rotations for VSP data Seg Technical Program Expanded Abstracts. 22: 2366-2369. DOI: 10.1190/1.1817845  0.363
2003 Koesoemadinata AP, McMechan GA. Petro-seismic inversion for sandstone properties Geophysics. 68: 1611-1625. DOI: 10.1190/1.1620635  0.779
2003 Hua B, McMechan GA. Parsimonious 2D prestack Kirchhoff depth migration Geophysics. 68: 1043-1051. DOI: 10.1190/1.1581075  0.598
2003 Koesoemadinata AP, McMechan GA. Correlations between seismic parameters, EM parameters, and petrophysical/petrological properties for sandstone and carbonate at low water saturations Geophysics. 68: 870-883. DOI: 10.1190/1.1581039  0.755
2003 Madiba GB, McMechan GA. Processing, inversion, and interpretation of a 2D seismic data set from the North Viking Graben, North Sea Geophysics. 68: 837-848. DOI: 10.1190/1.1581036  0.783
2003 Patel MD, McMechan GA. Building 2-D stratigraphic and structure models from well log data and control horizons Computers and Geosciences. 29: 557-567. DOI: 10.1016/S0098-3004(03)00039-6  0.395
2003 Tiwari UK, McMechan GA. Estimation of water/gas saturation and effective pressure from seismic velocities and quality factors as functions of frequency: Predictions of an empirical model Journal of Seismic Exploration. 12: 169-185.  0.76
2002 Lu S, McMechan GA. Elastic impedance inversion of multi-channel seismic data to detect gas hydrate and free-gas Seg Technical Program Expanded Abstracts. 21: 293-296. DOI: 10.1190/1.1817234  0.701
2002 Yu Z, McMechan GA, Anno PD. Wavelet-transform based prestack multi-scale Kirchhoffmigration Seg Technical Program Expanded Abstracts. 21: 1109-1112. DOI: 10.1190/1.1816841  0.333
2002 Corbeanu RM, McMechan GA, Szerbiak RB, Soegaard K. Prediction of 3-D fluid permeability and mudstone distributions from ground-penetrating radar (GPR) attributes: Example from the Cretaceous Ferron Sandstone member, east-central Utah Geophysics. 67: 1495-1504. DOI: 10.1190/1.1512794  0.799
2002 Hammon WS, Zeng X, Corbeanu RM, McMechan GA. Estimation of the spatial distribution of fluid permeability from surface and tomographic GPR data and core, with a 2‐D example from the Ferron Sandstone, Utah Geophysics. 67: 1505-1515. DOI: 10.1190/1.1512746  0.421
2002 Ramos-Martínez J, McMechan GA. Full wavefield inversion to estimate impact-source orientation from multicomponent land seismic data Geophysics. 67: 562-572. DOI: 10.1190/1.1468617  0.726
2002 Adriansyah A, McMechan GA. Analysis and interpretation of seismic data from thin reservoirs: Northwest Java Basin, Indonesia Geophysics. 67: 14-26. DOI: 10.1190/1.1451317  0.453
2002 Novakovic D, White CD, Corbeanu RM, Hammon WS, Bhattacharya JP, McMechan GA. Hydraulic effects of shales in fluvial-deltaic deposits: Ground-penetrating radar, outcrop observations, geostatistics, and three-dimensional flow modeling for the Ferron Sandstone, Utah Mathematical Geosciences. 34: 857-893. DOI: 10.1023/A:1020980711937  0.366
2002 Wang D, McMechan GA. Finite-difference modeling of borehole ground penetrating radar data Journal of Applied Geophysics. 49: 111-127. DOI: 10.1016/S0926-9851(01)00092-1  0.422
2001 Ramos-Martínez J, McMechan GA. Source-parameter estimation by full waveform inversion in 3D heterogeneous, viscoelastic, anisotropic media Bulletin of the Seismological Society of America. 91: 276-291. DOI: 10.1785/0120000017  0.747
2001 Corbeanu RM, Soegaard K, Szerbiak RB, Thurmond JB, McMechan GA, Wang D, Snelgrove S, Forster CB, Menitove A. Detailed internal architecture of a fluvial channel sandstone determined from outcrop, cores, and 3-D ground-penetrating radar: Example from the middle Cretaceous Ferron Sandstone, east-central Utah Aapg Bulletin. 85: 1583-1608. DOI: 10.1306/8626Cccb-173B-11D7-8645000102C1865D  0.802
2001 Sun R, McMechan GA. Scalar reverse-time depth migration of prestack elastic seismic data Geophysics. 66: 1519-1527. DOI: 10.1190/1.1487098  0.428
2001 Hua B, McMechan GA. Parsimonious 2-D poststack Kirchhoff depth migrationParsimonious Kirchhoff Depth Migration Geophysics. 66: 1497-1503. DOI: 10.1190/1.1487095  0.534
2001 Koesoemadinata AP, McMechan GA. Empirical estimation of viscoelastic seismic parameters from petrophysical properties of sandstone Geophysics. 66: 1457-1470. DOI: 10.1190/1.1487091  0.793
2001 Szerbiak RB, McMechan GA, Corbeanu R, Forster C, Snelgrove SH. 3-D characterization of a clastic reservoir analog: From 3-D GPR data to a 3-D fluid permeability model Geophysics. 66: 1026-1037. DOI: 10.1190/1.1487050  0.813
2001 Koesoemadinata AP, McMechan GA. Sensitivity of viscoelastic reflection amplitude variation with angle to petrophysical properties Journal of Seismic Exploration. 9: 269-284.  0.765
2001 Hua BL, McMechan GA. Parsimonious 2-D poststack Kirchhoff depth migration Geophysics. 66: 1497-1503.  0.335
2000 Xue A, McMechan GA. Prestack elastic kirchhoff migration for multicomponent seismic data in variable velocity media Seg Technical Program Expanded Abstracts. 19: 449-452. DOI: 10.1190/1.1816092  0.447
2000 Zhou H, McMechan GA. Analytic study of the geometrical spreading of P-waves in a layered transversely isotropic medium with a vertical symmetry axis Geophysics. 65: 1305-1315. DOI: 10.1190/1.1444822  0.38
2000 Ortega AA, McMechan GA. Synthesis of multicomponent quasi-P and converted quasi-P-S seismograms for intersecting fracture systems Geophysics. 65: 1261-1271. DOI: 10.1190/1.1444817  0.374
2000 Zhou H, McMechan GA. Rigorous absorbing boundary conditions for 3-D one-way wave extrapolation Geophysics. 65: 638-645. DOI: 10.1190/1.1444760  0.356
2000 Ramos-Martínez J, Ortega AA, McMechan GA. 3-D seismic modeling for cracked media: Shear‐wave splitting at zero‐offset Geophysics. 65: 211-221. DOI: 10.1190/1.1444712  0.68
2000 Zeng X, McMechan GA, Xu T. Synthesis of amplitude-versus-offset variations in ground-penetrating radar data Geophysics. 65: 113-125. DOI: 10.1190/1.1444702  0.363
2000 Xu X, Aiken CLV, Bhattacharya JP, Corbeanu RM, Nielsen KC, McMechan GA, Abdelsalam MG. Creating virtual 3-D outcrop The Leading Edge. 19: 197-202. DOI: 10.1190/1.1438576  0.341
2000 Hammon WS, McMechan GA, Zeng X. Forensic GPR: Finite-difference simulations of responses from buried human remains Journal of Applied Geophysics. 45: 171-186. DOI: 10.1016/S0926-9851(00)00027-6  0.326
1999 Hua Bh, Long, McMechan GA. Parsimonious Kirchhoff Depth Migration Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1820771  0.305
1999 Cai J, McMechan GA. 2-D ray-based tomography for velocity, layer shape, and attenuation from GPR data Geophysics. 64: 1579-1593. DOI: 10.1190/1.1444662  0.409
1998 Ramos‐Martínez J, Ortega AA, Mcmechan GA. Shear-wave Splitting At Vertical Incidence In Media Containing Intersecting Fracture Systems Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1820652  0.316
1998 Adriansyah, McMechan GA. Effects of attenuation and scattering on AVO measurements Geophysics. 63: 2025-2034. DOI: 10.1190/1.1444495  0.389
1998 Wu Y, McMechan GA. Estimation of fracture height using microseismicity associated with hydraulic fracturing Geophysics. 63: 908-917. DOI: 10.1190/1.1444401  0.328
1998 Xu T, McMechan GA. Efficient 3-D viscoelastic modeling with application to near-surface land seismic data Geophysics. 63: 601-612. DOI: 10.1190/1.1444359  0.4
1998 Wu Y, McMechan GA. Wave extrapolation in the spatial wavelet domain with application to poststack reverse-time migration Geophysics. 63: 589-600. DOI: 10.1190/1.1444358  0.325
1998 Chang H, VanDyke JP, Solano M, McMechan GA, Epili D. 3-D prestack Kirchhoff depth migration: From prototype to production in a massively parallel processor environment Geophysics. 63: 546-556. DOI: 10.1190/1.1444355  0.375
1998 McMechan GA, Loucks RG, Zeng X, Mescher P. Ground penetrating radar imaging of a collapsed paleocave system in the Ellenburger dolomite, central Texas Journal of Applied Geophysics. 39: 1-10. DOI: 10.1016/S0926-9851(98)00004-4  0.378
1997 Zhang J, McMechan GA. Turning wave migration by horizontal extrapolation Geophysics. 62: 291-295. DOI: 10.1190/1.1887609  0.402
1997 Ortega A, McMechan G. 3-C synthetic seismograms for 3-D anisotropic elastic media by polygonal raytracing Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1885843  0.311
1997 Zhou H, McMechan GA. One-pass 3-D Depth Migration Without Splitting Error Compensation Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1885743  0.348
1997 Zhou H, McMechan GA. Absorbing Boundary Conditions For 3-D One-way Wave Extrapolation Seg Technical Program Expanded Abstracts. 1650-1653. DOI: 10.1190/1.1885742  0.337
1997 Grechka VY, McMechan GA. Analysis of reflection traveltimes in 3-D transversely isotropic heterogeneous media Geophysics. 62: 1884-1895. DOI: 10.1190/1.1444289  0.413
1997 Zhou H, McMechan GA. One-pass 3-D seismic extrapolation with the 45° wave equation Geophysics. 62: 1817-1824. DOI: 10.1190/1.1444283  0.344
1997 Liao Q, McMechan GA. Tomographic imaging of velocity and Q, with application to crosswell seismic data from the Gypsy Pilot Site, Oklahoma Geophysics. 62: 1804-1811. DOI: 10.1190/1.1444281  0.405
1997 McMechan GA, Gaynor GC, Szerbiak RB. Use of ground-penetrating radar for 3-D sedimentological characterization of clastic reservoir analogs Geophysics. 62: 786-796. DOI: 10.1190/1.1444188  0.793
1997 Xu T, McMechan GA. GPR attenuation and its numerical simulation in 2.5 dimensions Geophysics. 62: 403-414. DOI: 10.1190/1.1444151  0.379
1997 Kelly S, Baltensperger P, McMechan GA. P-to-S conversion for a thin anisotropic zone produced by vertical fracturing Geophysical Prospecting. 45: 551-570. DOI: 10.1046/J.1365-2478.1997.400281.X  0.32
1997 Özdenvar T, McMechan GA. Algorithms for staggered-grid computations for poroelastic, elastic, acoustic, and scalar wave equations Geophysical Prospecting. 45: 403-420. DOI: 10.1046/J.1365-2478.1997.390275.X  0.353
1996 Sudarmo B, McMechan GA, Epili D. Simulation and Imaging of GPR Data Scattered by Reinforcing Bars in a Concrete Bridge Deck Journal of Environmental and Engineering Geophysics. 1: 163-170. DOI: 10.4133/Jeeg1.3.163  0.341
1996 Valderrama MH, Nielsen KC, McMechan GA. Three-dimensional seismic interpretation from the triangle zone of the frontal Ouachita mountains and Arkoma basin, Pittsburg county, Oklahoma Aapg Bulletin. 80: 1185-1202. DOI: 10.1306/64Ed8Cdc-1724-11D7-8645000102C1865D  0.319
1996 Gaynor GC, McMechan GA, Cai J, Zeng X. Three Dimensional Visualization of Reservoir Outcrop Analogues Using Ground Penetrating Radar: ABSTRACT Aapg Bulletin. 80. DOI: 10.1306/522B2Bb5-1727-11D7-8645000102C1865D  0.413
1996 Grechka VY, McMechan GA, Volovodenko VA. Solving 1-D inverse problems by Chebyshev polynomial expansion Geophysics. 61: 1758-1768. DOI: 10.1190/1.1887409  0.449
1996 Chang H, Solano M, VanDyke JP, McMechan GA, Epili D. 3-D Prestack Kirchhoff Depth Migration: From Prototype to Production In a MPP Environment. Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1826254  0.358
1996 Grechka VY, McMechan GA. 3-D two-point ray tracing for heterogeneous, weakly transversely isotropic media Geophysics. 61: 1883-1894. DOI: 10.1190/1.1444103  0.345
1996 Liao Q, McMechan GA. Multifrequency viscoacoustic modeling and inversion Geophysics. 61: 1371-1378. DOI: 10.1190/1.1444060  0.387
1996 Rajasekaran S, McMechan GA. Tomographic estimation of the spatial distribution of statics Geophysics. 61: 1198-1208. DOI: 10.1190/1.1444039  0.402
1996 Özdenvar T, McMechan GA, Chaney P. Simulation of complete seismic surveys for evaluation of experiment design and processing Geophysics. 61: 496-508. DOI: 10.1190/1.1443976  0.357
1996 Özdenvar T, McMechan GA. Causes and reduction of numerical artefacts in pseudo-spectral wavefield extrapolation Geophysical Journal International. 126: 819-828. DOI: 10.1111/J.1365-246X.1996.Tb04705.X  0.343
1996 Wu Y, McMechan GA. Elastic full-waveform inversion for earthquake source parameters Geophysical Journal International. 127: 61-74. DOI: 10.1111/J.1365-246X.1996.Tb01535.X  0.394
1996 Liao Q, McMechan GA. Simulation and analysis of 1991 U.S. Geological Survey refraction data from the New Madrid Seismic Zone Journal of Geophysical Research B: Solid Earth. 101: 27865-27881. DOI: 10.1029/96Jb02652  0.406
1996 Yoon KH, McMechan GA. 3D eighth-order elastic finite-difference modeling of refraction and strong-motion data from the Coyote Lake Region, California Bulletin of the Seismological Society of America. 86: 616-626.  0.354
1996 Yanping Wu, McMechan GA. Prestack full-wave inversion of seismic data with strong multiple reflections Journal of Seismic Exploration. 5: 275-290.  0.318
1995 Epili D, McMechan GA. Parallel Implementation of 3-D Prestack Kirchhoff Migration With Application to Field Data Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1887508  0.336
1995 Liao Q, McMechan GA. Multifrequency Viscoacoustic Computations: Modeling And Inversion Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1887404  0.36
1995 Grechka VY, McMechan GA. Is Shear-wave Splitting an Indicator of Seismic Anisotropy? Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1887202  0.366
1995 Rajasekaran S, McMechan GA. Prestack processing of land data with complex topography Geophysics. 60: 1875-1886. DOI: 10.1190/1.1443919  0.431
1995 Tong Xu, McMechan GA, Sun R. 3-D prestack full-wavefield inversion Geophysics. 60: 1805-1818. DOI: 10.1190/1.1443913  0.448
1995 Xiaoxian Zeng, McMechan GA, Jun Cai, How-Wei Chen. Comparison of ray and Fourier methods for modeling monostatic ground- penetrating radar profiles Geophysics. 60: 1727-1734. DOI: 10.1190/1.1443905  0.357
1995 Zhengxin Dong, McMechan GA. 3-D viscoelastic anisotropic modeling of data from a multicomponent, multiazimuth seismic experiment in northeast Texas Geophysics. 60: 1128-1138. DOI: 10.1190/1.1443841  0.471
1995 Cai J, McMechan GA. Ray‐based synthesis of bistatic ground‐penetrating radar profiles Geophysics. 60: 87-96. DOI: 10.1190/1.1443766  0.405
1995 Liao O, McMechan GA. 2.5D full‐wavefield viscoacoustic invercion1 Geophysical Prospecting. 43: 1043-1059. DOI: 10.1111/J.1365-2478.1995.Tb00295.X  0.421
1995 Grechka VY, McMechan GA. Anisotropy and non-linear polarization of body waves in exponentially heterogeneous media Geophysical Journal International. 123: 959-965. DOI: 10.1111/J.1365-246X.1995.Tb06902.X  0.383
1995 Rajasekaran S, McMechan GA. A new approach to pre-stack seismic processing Geophysical Journal International. 121: 255-266. DOI: 10.1111/J.1365-246X.1995.Tb03525.X  0.366
1995 Yoon K, McMechan GA. Simulation of long‐period 3‐D elastic responses for whole earth models Geophysical Journal International. 120: 721-730. DOI: 10.1111/J.1365-246X.1995.Tb01848.X  0.405
1995 Gray DB, McMechan GA. Numerical Investigation of an Analytic Solution of a Multi-dimensional Lippman-Schwinger Seismic Inverse Problem Journal of Computational Physics. 119: 195-205. DOI: 10.1006/Jcph.1995.1127  0.401
1994 Hildebrand ST, McMechan GA. 1-D seismic inversion of dual wavefield data: part II, a Gulf of Mexico example Geophysics. 59: 789-800. DOI: 10.1190/1.1443637  0.43
1994 Hildebrand ST, McMechan GA. 1-D seismic inversion of dual wavefield data: part I, nonuniqueness and stability Geophysics. 59: 782-788. DOI: 10.1190/1.1443636  0.419
1994 Chang WF, McMechan GA. 3-D elastic prestack, reverse-time depth migration Geophysics. 59: 597-609. DOI: 10.1190/1.1443620  0.446
1994 Jie Zhang, McMechan GA. 3-D transmission tomography using wide aperture data for velocity estimation for irregular salt bodies Geophysics. 59: 1620-1630. DOI: 10.1190/1.1443551  0.425
1994 Ik Bum Kang, McMechan GA. Separation of intrinsic and scattering Q based on frequency- dependent amplitude ratios of transmitted waves Journal of Geophysical Research. 99. DOI: 10.1029/94Jb02472  0.335
1994 Brzostowski MA, McMechan GA. Tomographic imaging of 3D seismic low-velocity anomalies to simulate monitoring of enhanced oil recovery International Journal of Imaging Systems and Technology. 5: 62-72. DOI: 10.1002/Ima.1850050109  0.454
1993 Ata EZ, Corrigan D, McMechan GA, Gaiser JE. Estimation of near-surface elastic parameters using multicomponent seismic data Geophysics. 58: 1017-1029. DOI: 10.1190/1.1443478  0.402
1993 Dong Z, McMechan GA. 3-D prestack migration in anisotropic media Geophysics. 58: 79-90. DOI: 10.1190/1.1443353  0.472
1993 Chen HW, McMechan GA. 3-D physical modeling and pseudospectral simulation of seismic common-source data volumes Geophysics. 58: 121-133. DOI: 10.1190/1.1443341  0.423
1993 Kang IB, McMECHAN GA. Viscoelastic Seismic Responses Of 2D Reservoir Models Geophysical Prospecting. 41: 149-163. DOI: 10.1111/J.1365-2478.1993.Tb00863.X  0.376
1992 Brzostowski MA, McMechan GA. 3-D tomographic imaging of near-surface seismic velocity and attenuation Geophysics. 57: 396-403. DOI: 10.1190/1.1888862  0.403
1992 Lee H, McMechan GA. Imaging of Lateral Inhomogeneities Using Love Wave Data Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1822275  0.324
1992 Lamb WJ, Zhu X, McMechan GA, Greenberg ML, Castagna JP. Elastic wave propagation in composite media Geophysics. 57: 1155-1165. DOI: 10.1190/1.1443329  0.353
1992 Harris CE, McMechan GA. Using downward continuation to reduce memory requirements in reverse-time migration Geophysics. 57: 848-853. DOI: 10.1190/1.1443298  0.339
1992 Yoon KH, McMechan GA. 3-D finite difference modeling of elastic waves in borehole environments Geophysics. 57: 793-804. DOI: 10.1190/1.1443293  0.403
1992 Fisher E, McMechan GA, Annan AP, Cosway SW. Examples of reverse‐time migration of single‐channel, ground‐penetrating radar profiles Geophysics. 57: 577-586. DOI: 10.1190/1.1443271  0.385
1992 Fisher E, McMechan GA, Annan AP. Acquisition and processing of wide-aperture ground-penetrating radar data Geophysics. 57: 495-504. DOI: 10.1190/1.1443265  0.383
1992 Sun R, McMechan GA. 2‐D full‐wavefield inversion for wide‐aperture, elastic, seismic data Geophysical Journal International. 111: 1-10. DOI: 10.1111/J.1365-246X.1992.Tb00550.X  0.446
1992 Sun R, McMechan GA. 2-D full-wavefield inversion for wide-aperture, elastic, seismic data Geophysical Journal International. 111: 1-10.  0.341
1992 How-Wei Chen, McMechan GA. 3-D pre-stack depth migration for salt and subsalt structures using reverse-VSP data Journal of Seismic Exploration. 1: 281-291.  0.301
1992 How-Wei Chen, McMechan GA. Implicit static corrections in 3-D pre-stack depth migration of common-source data Journal of Seismic Exploration. 1: 207-215.  0.316
1991 Chen H, McMechan GA. 3-D Pseudospectral Prestack Reverse-Time Migration With Application to Reverse-VSP Data Seg Technical Program Expanded Abstracts. 1305-1308. DOI: 10.1190/1.1889117  0.347
1991 Brzostowski MA, McMechan GA. 4-D Tomographic Monitoring of Enhanced Oil Recovery Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1888917  0.383
1991 Lamb WJ, Zhu X, McMechan GA, Greenberg ML, Castagna JP. Elastic Wave Propagation In Composite Media Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1888730  0.332
1991 Sun R, McMechan GA. Depth filtering for one-component seismic data Geophysics. 56: 1482-1485. DOI: 10.1190/1.1443169  0.418
1991 Martinez RD, McMECHAN GA. tau-p Seismic Data for Viscoelastic Media - Part 2: Linearized INVERSION1 Geophysical Prospecting. 39: 157-181. DOI: 10.1111/J.1365-2478.1991.Tb00307.X  0.435
1991 Martinez RD, McMECHAN GA. tau-p Seismic Data for Viscoelastic Media - Part 1: MODELLING1 Geophysical Prospecting. 39: 141-156. DOI: 10.1111/J.1365-2478.1991.Tb00306.X  0.448
1991 Wen-Fong Chang, McMechan GA. Wavefield extrapolation of body waves for 3-D imaging of earthquake sources Geophysical Journal International. 106: 85-98. DOI: 10.1111/J.1365-246X.1991.Tb04603.X  0.398
1991 Sun R, McMechan GA. Full-wavefield inversion of wide-aperture SH and Love wave data Geophysical Journal International. 106: 67-75. DOI: 10.1111/J.1365-246X.1991.Tb04601.X  0.409
1991 McMechan GA, Sun R. Depth filtering of first breaks and ground roll Geophysics. 56: 390-396.  0.301
1991 Zhengxin Dong, McMechan GA. Numerical modeling of seismic waves with a 3-D, anisotropic scalar- wave equation Bulletin - Seismological Society of America. 81: 769-780.  0.302
1990 Zhu X, McMechan GA. Direct Estimation of the Bulk Modulus of the Frame In a Fluid-saturated Elastic Medium By Biot Theory Seg Technical Program Expanded Abstracts. 1: 787-790. DOI: 10.1190/1.1890340  0.336
1990 Wen-Fong Chang, McMechan GA. 3D acoustic prestack reverse-time migration Geophysical Prospecting. 38: 737-755. DOI: 10.1190/1.1889668  0.414
1990 McMechan GA, Chen HW. Implicit static corrections in prestack migration of common-source data Geophysics. 55: 757-760. DOI: 10.1190/1.1442887  0.365
1990 Chang W, McMECHAN GA. 3D Acoustic Prestack Reverse‐Time Migration1 Geophysical Prospecting. 38: 737-755. DOI: 10.1111/J.1365-2478.1990.Tb01872.X  0.414
1990 Morales J, McMechan GA. Imaging of earthquake sources International Journal of Imaging Systems and Technology. 2: 231-238. DOI: 10.1002/Ima.1850020309  0.423
1990 Kang IB, McMechan GA. Two-dimensional elastic pseudo-spectral modeling of wide-aperture seismic array data with application to the Wichita Uplift-Anadarko Basin region of southwestern Oklahoma Bulletin - Seismological Society of America. 80: 1677-1695.  0.334
1989 Zhu X, McMechan GA. Numerical Simulation of Wave Propagation In a Porous Elastic Solid Using Biot Theory Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1889648  0.313
1989 Chen HW, McMechan GA. Implicit Static Corrections In Prestack Reverse-Time Migration Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1889516  0.443
1989 Keller GR, Braile LW, McMechan GA, Thomas WA, Harder SH, Chang W, Jardine WG. Paleozoic continent-ocean transition in the Ouachita Mountains imaged from PASSCAL wide-angle seismic reflection-refraction data Geology. 17: 119-122. DOI: 10.1130/0091-7613(1989)017<0119:Pcotit>2.3.Co;2  0.402
1989 ANDER ME, ZUMBERGE MA, LAUTZENHISER T, PARKER RL, AIKEN CLV, GORMAN MR, NIETO MM, FERGUSON JF, McMECHAN GA. A New Field Experiment in the Greenland Ice Cap to Test Newton's Inverse Square Law Annals of the New York Academy of Sciences. 571: 672-680. DOI: 10.1111/J.1749-6632.1989.Tb50553.X  0.338
1989 Chang WF, McMechan GA. 3D acoustic reverse-time migration Geophysical Prospecting. 37: 243-256. DOI: 10.1111/J.1365-2478.1989.Tb02205.X  0.438
1989 Sun R, McMechan GA. Seismic modelling by Fresnel diffraction theory with application to wide-aperture data from SW Oklahoma Geophysical Journal International. 98: 603-612. DOI: 10.1111/J.1365-246X.1989.Tb02293.X  0.422
1989 Wen-Fong Chang, McMechan GA. Wave field processing of data from the 1986 Program for Array Seismic Studies of the Continental Lithosphere Ouachita Experiment Journal of Geophysical Research. 94. DOI: 10.1029/Jb094Ib12P17781  0.436
1989 Fisher E, McMechan GA, Gorman MR, Cooper APR, Aiken CLV, Ander ME, Zumberge MA. Determination of bedrock topography beneath the Greenland ice sheet by three-dimensional imaging of radar sounding data Journal of Geophysical Research: Solid Earth. 94: 2874-2882. DOI: 10.1029/Jb094Ib03P02874  0.341
1989 Chang WF, McMechan GA, Keller GR. Wave field processing of data from a large-aperture seismic experiment in southwestern Oklahoma Journal of Geophysical Research. 94: 1803-1816. DOI: 10.1029/Jb094Ib02P01803  0.404
1989 McMechan GA. A review of seismic acoustic imaging by reverse‐time migration International Journal of Imaging Systems and Technology. 1: 18-21. DOI: 10.1002/Ima.1850010104  0.419
1989 Zhu X, McMechan GA. Estimation of a two‐dimensional seismic compressional‐wave velocity distribution by iterative tomographic imaging International Journal of Imaging Systems and Technology. 1: 13-17. DOI: 10.1002/Ima.1850010103  0.428
1989 Xianhuai Zhu, McMechan GA. 2-D tomographic imaging of velocities in the Wichita uplift-Anadarko basin region of southwestern Oklahoma Bulletin - Seismological Society of America. 79: 873-887.  0.304
1988 Zhu X, McMechan GA. Estimation of Near-surface Velocities By Tomography Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1892499  0.304
1988 Sun R, McMechan GA. Nonlinear Reverse-time Inversion of Elastic Offset VSP Data Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1892423  0.453
1988 Martinez RD, McMechan GA. Multiparameter inversion for viscoelastic media Seg Technical Program Expanded Abstracts. 853-856. DOI: 10.1190/1.1892310  0.445
1988 Wen J, McMechan GA, Booth MW. Three-dimensional modeling and migration of seismic data using Fourier transforms Geophysics. 53: 1194-1201. DOI: 10.1190/1.1442559  0.413
1988 McMechan GA, Hu L, Stauber D. Determination of salt proximity by wave-field imaging of transmitted energy Geophysics. 53: 1109-1112. DOI: 10.1190/1.1442547  0.374
1988 Hu LZ, McMechan GA, Harris JM. Acoustic prestack migration of cross-hole data Geophysics. 53: 1015-1023. DOI: 10.1190/1.1442538  0.406
1988 Zhu X, McMechan GA. Acoustic modeling and migration of stacked cross-hole data Geophysics. 53: 492-500. DOI: 10.1190/1.1442480  0.374
1988 Sun R, McMechan GA. Nonlinear reverse-time inversion of elastic offset vertical seismic profile data Geophysics. 53: 1295-1302. DOI: 10.1190/1.1442407  0.462
1988 McMechan GA, Wen J, Morales JA. 3-D acoustic modelling and imaging for earthquake data Geophysical Journal. 92: 339-344. DOI: 10.1111/J.1365-246X.1988.Tb01145.X  0.438
1988 Liang-Zie Hu, McMechan GA. Elastic finite-difference modelling and imaging for earthquake sources Geophysical Journal. 95: 303-313. DOI: 10.1111/J.1365-246X.1988.Tb00469.X  0.365
1988 Sun R, McMechan GA. Finite-difference modeling of borehole resonances Energy Sources. 10: 55-75. DOI: 10.1080/00908318808908916  0.347
1988 Liang-Zie Hu, McMechan GA, Harris JM. Elastic finite-difference modeling of cross-hole seismic data Bulletin - Seismological Society of America. 78: 1796-1806.  0.338
1987 Martinez RD, McMechan GA. ANALYSIS OF ABSORPTION AND DISPERSION EFFECTS IN SYNTHETIC tau -p SEISMOGRAMS. Geophysics. 52: 1033-1047. DOI: 10.1190/1.1442369  0.315
1987 Lee S, McMechan GA, Aiken CLV. Phase‐field imaging: The electromagnetic equivalent of seismic migration Geophysics. 52: 678-693. DOI: 10.1190/1.1442335  0.401
1987 Hu LZ, McMechan GA. Wave-field transformations of vertical seismic profiles Geophysics. 52: 307-321. DOI: 10.1190/1.1442305  0.367
1987 Chang WF, McMechan GA. Elastic reverse-time migration Geophysics. 52: 1365-1375. DOI: 10.1190/1.1442249  0.44
1987 Wen J, McMechan GA. THREE-DIMENSIONAL KINEMATIC MIGRATION IN VARIABLE VELOCITY MEDIA Geophysical Prospecting. 35: 250-266. DOI: 10.1111/J.1365-2478.1987.Tb00816.X  0.431
1987 Lee H‐, McMechan GA. Estimation of shear-velocity profiles by imaging of surface waves Geophysical Journal International. 90: 649-667. DOI: 10.1111/J.1365-246X.1987.Tb00747.X  0.461
1987 McMechan GA, Fuis GS. Ray equation migration of wide‐angle reflections from southern Alaska Journal of Geophysical Research. 92: 407-420. DOI: 10.1029/Jb092Ib01P00407  0.381
1987 Sun R, McMechan GA. Line sources for seismic modeling by finite differences in inhomogeneous media Geoexploration. 24: 183-196. DOI: 10.1016/0016-7142(87)90026-3  0.372
1986 Hu L, McMechan GA. Data Processing System Based On Wave Field Transformation Sequences With Application to Vertical Seismic Profiles Seg Technical Program Expanded Abstracts. DOI: 10.1190/1.1893088  0.362
1986 McMechan GA, Hu LZ. On the effect of recording aperture in migration of vertical seismic profile data Geophysics. 51: 2007-2010. DOI: 10.1190/1.1442056  0.383
1986 Wen-Fong Chang, McMechan GA. Reverse-time migration of offset vertical seismic profiling data using the excitation-time imaging condition Geophysics. 51: 67-84. DOI: 10.1190/1.1442041  0.355
1986 Hu LZ, Mcmechan GA. Migration of VSP data by ray equation extrapolation in 2-d variable velocity media Geophysical Prospecting. 34: 704-734. DOI: 10.1111/J.1365-2478.1986.Tb00489.X  0.415
1985 McMechan GA. Synthetic finite-offset vertical seismic profiles for laterally varying media Geophysics. 50: 627-636. DOI: 10.1190/1.1441938  0.41
1985 McMechan GA, Barrodale I. Processing electromagnetic data in the time domain Geophysical Journal International. 81: 277-293. DOI: 10.1111/J.1365-246X.1985.Tb01363.X  0.302
1985 Wen J, McMechan GA. Application of two‐dimensional synthetic seismogram modeling to interpretation of wide‐angle seismic data from Wind River, Wyoming Journal of Geophysical Research. 90: 3617-3625. DOI: 10.1029/Jb090Ib05P03617  0.351
1984 McMechan GA. Kinematic properties of primary converted rays produced at a single boundary Earthquake Notes. 55: 3-8. DOI: 10.1785/Gssrl.55.4.3  0.323
1984 McMechan GA. Inversion of a refraction wavefield by imaging in the p-x and v-z planes Geophysical Journal - Royal Astronomical Society. 78: 723-733. DOI: 10.1111/J.1365-246X.1984.Tb05067.X  0.33
1984 Fuis GS, Mooney WD, Healy JH, McMechan GA, Lutter WJ. A seismic refraction survey of the Imperial Valley Region, California Journal of Geophysical Research. 89: 1165-1189. DOI: 10.1029/Jb089Ib02P01165  0.376
1983 McMechan GA, Spence GD. P-wave velocity structure of the Earth's crust beneath Vancouver Island Canadian Journal of Earth Sciences. 20: 742-752. DOI: 10.1139/E83-066  0.449
1983 McMechan G, Price B. Acoustic waves: a finite difference film. Canadian Journal of Earth Sciences. 20: 506-508. DOI: 10.1139/E83-046  0.354
1983 McMechan GA. Migration by extrapolation of time-dependent boundary values Geophysical Prospecting. 31: 413-420. DOI: 10.1111/J.1365-2478.1983.Tb01060.X  0.385
1983 McMechan GA. Wavefield inversion of seismic refraction data via the p—x plane Geophysical Journal International. 72: 809-810. DOI: 10.1111/J.1365-246X.1983.Tb02834.X  0.319
1983 McMechan GA. p-x imaging by localized slant stacks of t-x data Geophysical Journal International. 72: 213-221. DOI: 10.1111/J.1365-246X.1983.Tb02813.X  0.332
1983 McMechan GA. Seismic tomography in boreholes Geophysical Journal - Royal Astronomical Society. 74: 601-612. DOI: 10.1111/J.1365-246X.1983.Tb01891.X  0.361
1983 McMechan GA, Spence GD. P-wave velocity structure of the Earth's crust beneath Vancouver Island ( Canada) Canadian Journal of Earth Sciences. 20: 742-752.  0.337
1982 McMechan GA. Low-velocity zone reflections observed in geometrical shadows of refraction profiles Geophysical Journal, Royal Astronomical Society. 71: 261-268. DOI: 10.1111/J.1365-246X.1982.Tb04998.X  0.374
1982 McMechan GA. Determination of source parameters by wavefield extrapolation Geophysical Journal. 71: 613-628. DOI: 10.1111/J.1365-246X.1982.Tb02788.X  0.371
1982 McMechan GA, Clayton RW, Mooney WD. Application of wave field continuation to the inversion of refraction data Journal of Geophysical Research. 87: 927-935. DOI: 10.1029/Jb087Ib02P00927  0.449
1981 McMechan GA, Yedlin MJ. Analysis of dispersive waves by wave field transformation Geophysics. 46: 869-874. DOI: 10.1190/1.1441225  0.4
1981 Clayton RW, McMechan GA. Inversion of refraction data by wave field continuation Geophysics. 46: 860-868. DOI: 10.1190/1.1441224  0.449
1981 McMechan GA. Modeling of zero-offset reflection profiles with asymptotic ray theory Canadian Journal of Earth Sciences. 18: 551-560. DOI: 10.1139/E81-048  0.377
1978 McMechan GA. Multiple water reflections recorded at the ocean bottom Canadian Journal of Earth Sciences. 15: 78-85. DOI: 10.1139/E78-007  0.377
1977 McMechan GA. Low-velocity zone parameters as functions of focal depth Geophysical Journal International. 51: 217-228. DOI: 10.1111/J.1365-246X.1977.Tb04197.X  0.38
1977 McMechan GA. Propagation of teleseismic short-period P waves through the Earth's crust Geophysical Journal International. 49: 565-574. DOI: 10.1111/J.1365-246X.1977.Tb01304.X  0.376
1976 McMechan GA, Sinclair JJ. Upper mantle P-wave model catalogue Canadian Journal of Earth Sciences. 13: 1481-1486. DOI: 10.1139/E76-153  0.42
1976 McMechan GA, Dey-Sarkar SK. Quantized Ray Theory for Non-Zero Focal Depths Geophysical Journal International. 46: 235-246. DOI: 10.1111/J.1365-246X.1976.Tb04155.X  0.384
1976 McMechan GA. Generalized p—Δ curves Geophysical Journal International. 47: 9-18. DOI: 10.1111/J.1365-246X.1976.Tb01259.X  0.337
1976 McMechan GA. Mantle Structure and Short Period Body Wave Spectra at Intermediate Epicentral Distances Geophysical Journal International. 44: 269-274. DOI: 10.1111/J.1365-246X.1976.Tb00286.X  0.353
1974 McMechan GA. P-Wave Train Synthetic Seismograms Calculated by Quantized Ray Theory Geophysical Journal International. 37: 407-421. DOI: 10.1111/J.1365-246X.1974.Tb04093.X  0.412
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