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Journal Article

Elastic FWI for orthorhombic media with lithologic constraints applied via machine learning

Sagar Singh, Ilya Tsvankin, Ehsan Zabihi Naeini
Journal: Geophysics
Published: 13 July 2021
Geophysics (2021) 86 (4): R589–R602.
DOI: https://doi.org/10.1190/geo2020-0512.1
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Mimetic finite-difference coupled-domain solver for anisotropic media

Harpreet Sethi, Jeffrey Shragge, Ilya Tsvankin
Journal: Geophysics
Published: 08 January 2021
Geophysics (2021) 86 (1): T45–T59.
DOI: https://doi.org/10.1190/geo2020-0092.1
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Full-waveform inversion with borehole constraints for elastic VTI media

Sagar Singh, Ilya Tsvankin, Ehsan Zabihi Naeini
Journal: Geophysics
Published: 23 November 2020
Geophysics (2020) 85 (6): R553–R563.
DOI: https://doi.org/10.1190/geo2019-0816.1
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Attenuation compensation for time-reversal imaging in VTI media

Tong Bai, Tieyuan Zhu, Ilya Tsvankin
Journal: Geophysics
Published: 12 June 2019
Geophysics (2019) 84 (4): C205–C216.
DOI: https://doi.org/10.1190/geo2018-0532.1
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Stacking-velocity tomography for tilted orthorhombic media

Qifan Liu, Ilya Tsvankin
Journal: Geophysics
Published: 10 April 2019
Geophysics (2019) 84 (3): C171–C180.
DOI: https://doi.org/10.1190/geo2018-0300.1
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Image-domain wavefield tomography for VTI media

Vladimir Li, Antoine Guitton, Ilya Tsvankin, Tariq Alkhalifah
Journal: Geophysics
Published: 11 March 2019
Geophysics (2019) 84 (2): C119–C128.
DOI: https://doi.org/10.1190/geo2018-0397.1
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Bayesian framework for elastic full-waveform inversion with facies information

Sagar Singh, Ilya Tsvankin, Ehsan Zahibi Naeini
Journal: The Leading Edge
Published: 01 December 2018
The Leading Edge (2018) 37 (12): 924–931.
DOI: https://doi.org/10.1190/tle37120924.1
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Facies-constrained FWI: Toward application to reservoir characterization

Nishant Kamath, Ilya Tsvankin, Ehsan Zabihi Naeini
Journal: The Leading Edge
Published: 01 November 2017
The Leading Edge (2017) 36 (11): 924–930.
DOI: https://doi.org/10.1190/tle36110924.1
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Elastic full-waveform inversion for VTI media: A synthetic parameterization study

Nishant Kamath, Ilya Tsvankin, Esteban Díaz
Journal: Geophysics
Published: 16 August 2017
Geophysics (2017) 82 (5): C163–C174.
DOI: https://doi.org/10.1190/geo2016-0375.1
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Seismic anisotropy — Introduction

Vladimir Grechka, Ivan Pšenčík, Igor Ravve, Ilya Tsvankin
Journal: Geophysics
Published: 19 June 2017
Geophysics (2017) 82 (4): WAi–WAii.
DOI: https://doi.org/10.1190/geo2017-0530-spseintro.1
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Waveform inversion for microseismic velocity analysis and event location in VTI media

Oscar Jarillo Michel, Ilya Tsvankin
Journal: Geophysics
Published: 19 June 2017
Geophysics (2017) 82 (4): WA95–WA103.
DOI: https://doi.org/10.1190/geo2016-0651.1
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Waveform inversion for attenuation estimation in anisotropic media

Tong Bai, Ilya Tsvankin, Xinming Wu
Journal: Geophysics
Published: 19 June 2017
Geophysics (2017) 82 (4): WA83–WA93.
DOI: https://doi.org/10.1190/geo2016-0596.1
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Inversion gradients for acoustic VTI wavefield tomography

Vladimir Li, Hui Wang, Ilya Tsvankin, Esteban Díaz, Tariq Alkhalifah
Journal: Geophysics
Published: 07 June 2017
Geophysics (2017) 82 (4): WA55–WA65.
DOI: https://doi.org/10.1190/geo2016-0624.1
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Analysis of RTM extended images for VTI media

Vladimir Li, Ilya Tsvankin, Tariq Alkhalifah
Journal: Geophysics
Published: 28 April 2016
Geophysics (2016) 81 (3): S139–S150.
DOI: https://doi.org/10.1190/geo2015-0384.1
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Elastic full-waveform inversion for VTI media: Methodology and sensitivity analysis

Nishant Kamath, Ilya Tsvankin
Journal: Geophysics
Published: 18 March 2016
Geophysics (2016) 81 (2): C53–C68.
DOI: https://doi.org/10.1190/geo2014-0586.1
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Time-domain finite-difference modeling for attenuative anisotropic media

Tong Bai, Ilya Tsvankin
Journal: Geophysics
Published: 18 March 2016
Geophysics (2016) 81 (2): C69–C77.
DOI: https://doi.org/10.1190/geo2015-0424.1
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Point-source radiation in attenuative anisotropic media

Bharath Shekar, Ilya Tsvankin
Journal: Geophysics
Published: 16 September 2014
Geophysics (2014) 79 (5): WB25–WB34.
DOI: https://doi.org/10.1190/geo2013-0417.1
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Kirchhoff modeling for attenuative anisotropic media using Gaussian beams

Bharath Shekar, Ilya Tsvankin
Journal: Geophysics
Published: 16 September 2014
Geophysics (2014) 79 (5): WB51–WB61.
DOI: https://doi.org/10.1190/geo2013-0432.1
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Joint migration velocity analysis of PP- and PS-waves for VTI media

Pengfei Cai, Ilya Tsvankin
Journal: Geophysics
Published: 17 September 2013
Geophysics (2013) 78 (5): WC123–WC135.
DOI: https://doi.org/10.1190/geo2012-0416.1
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Multiparameter TTI tomography of P-wave reflection and VSP data

Xiaoxiang Wang, Ilya Tsvankin
Journal: Geophysics
Published: 11 September 2013
Geophysics (2013) 78 (5): WC51–WC63.
DOI: https://doi.org/10.1190/geo2012-0394.1
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