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1-20 OF 151
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George A. McMechan
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Journal Article
To: “From classical reflectivity-to-velocity inversion to full-waveform inversion using phase-modified and deconvolved reverse time migration images,” Chen Tang and George A. McMechan , 2017, GEOPHYSICS, 82 , no. 1, S31–S49, https://doi.org/10.1190/geo2016-0033.1.
Publisher: Society of Exploration Geophysicists
Published: 05 February 2024
Geophysics (2024) 89 (2): Y3.
Journal Article
Reweighted variational full-waveform inversions
Publisher: Society of Exploration Geophysicists
Published: 19 June 2023
Geophysics (2023) 88 (4): R499–R512.
Journal Article
Elastic isotropic and anisotropic full-waveform inversions using automatic differentiation for gradient calculations in a framework of recurrent neural networks
Publisher: Society of Exploration Geophysicists
Published: 24 September 2021
Geophysics (2021) 86 (6): R795–R810.
Journal Article
Automatic velocity picking from semblances with a new deep-learning regression strategy: Comparison with a classification approach
Publisher: Society of Exploration Geophysicists
Published: 05 February 2021
Geophysics (2021) 86 (2): U1–U13.
Journal Article
Source-domain full-waveform inversions
Publisher: Society of Exploration Geophysicists
Published: 21 January 2021
Geophysics (2021) 86 (1): R147–R159.
Journal Article
Angle- and azimuth-domain common-image gathers by reverse time migration for 3D elastic isotropic media
Publisher: Society of Exploration Geophysicists
Published: 18 March 2020
Geophysics (2020) 85 (3): S151–S167.
Journal Article
Modeling the viscoelastic effects in P-waves with modified viscoacoustic wave propagation
Publisher: Society of Exploration Geophysicists
Published: 18 October 2019
Geophysics (2019) 84 (6): T381–T394.
Journal Article
Parametric convolutional neural network-domain full-waveform inversion
Publisher: Society of Exploration Geophysicists
Published: 09 October 2019
Geophysics (2019) 84 (6): R881–R896.
Journal Article
Reverse time migrations in transversely isotropic media: A comparison between acoustic and elastic wave equations with two wave mode separation algorithms
Publisher: Society of Exploration Geophysicists
Published: 13 February 2019
Geophysics (2019) 84 (2): C95–C105.
Journal Article
The dynamically correct Poynting vector formulation for acoustic media with application in calculating multidirectional propagation vectors to produce angle gathers from reverse time migration
Publisher: Society of Exploration Geophysicists
Published: 08 June 2018
Geophysics (2018) 83 (4): S365–S374.
Journal Article
True amplitude recovery in reverse time extrapolation of plane and spherical waves
Publisher: Society of Exploration Geophysicists
Published: 05 April 2018
Geophysics (2018) 83 (3): T103–T122.
Journal Article
To: “Multidirectional slowness vector for computing angle gathers from reverse time migration,” Chen Tang and George A. McMechan, Geophysics, 81 , no. 2, S55–S68, doi.org/10.1190/geo2015-0134.1.
Publisher: Society of Exploration Geophysicists
Published: 20 February 2018
Geophysics (2018) 83 (2): Y1.
Journal Article
Compensating Q effects in viscoelastic media by adjoint-based least-squares reverse time migration
Publisher: Society of Exploration Geophysicists
Published: 10 January 2018
Geophysics (2018) 83 (2): S151–S172.
Journal Article
Multidirectional-vector-based elastic reverse time migration and angle-domain common-image gathers with approximate wavefield decomposition of P- and S-waves
Publisher: Society of Exploration Geophysicists
Published: 29 November 2017
Geophysics (2018) 83 (1): S57–S79.
Journal Article
P- and S-decomposition in anisotropic media with localized low-rank approximations
Publisher: Society of Exploration Geophysicists
Published: 13 November 2017
Geophysics (2018) 83 (1): C13–C26.
Journal Article
Combining multidirectional source vector with antitruncation-artifact Fourier transform to calculate angle gathers from reverse time migration in two steps
Publisher: Society of Exploration Geophysicists
Published: 11 August 2017
Geophysics (2017) 82 (5): S359–S376.
Journal Article
Two algorithms to stabilize multidirectional Poynting vectors for calculating angle gathers from reverse time migration
Publisher: Society of Exploration Geophysicists
Published: 07 February 2017
Geophysics (2017) 82 (2): S129–S141.
Journal Article
Sensitivity of 3D 3C synthetic seismograms to anisotropic attenuation and velocity in reservoir models
Publisher: Society of Exploration Geophysicists
Published: 07 February 2017
Geophysics (2017) 82 (2): T79–T95.
Journal Article
From classical reflectivity-to-velocity inversion to full-waveform inversion using phase-modified and deconvolved reverse time migration images
Publisher: Society of Exploration Geophysicists
Published: 15 November 2016
Geophysics (2017) 82 (1): S31–S49.
Journal Article
Target-oriented linear least squares and nonlinear, trust-region Newton inversions of plane waves using AVA and PVA data for elastic model parameters
Publisher: Society of Exploration Geophysicists
Published: 20 August 2016
Geophysics (2016) 81 (5): R325–R338.
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