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Journal Article

Sensitivity study of borehole-to-surface and crosswell electromagnetic measurements acquired with energized steel casing to water displacement in hydrocarbon-bearing layers

David Pardo, Carlos Torres-Verdín, (Ian) Zhiyi Zhang
Journal: Geophysics
Published: 14 November 2008
Geophysics (2008) 73 (6): F261–F268.
DOI: https://doi.org/10.1190/1.2993538
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View PDF for article title, Sensitivity study of borehole-to-surface and crosswell electromagnetic measurements acquired with energized steel casing to water displacement in hydrocarbon-bearing layers
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Journal Article

3D resistivity mapping of airborne EM data

Zhiyi Zhang
Journal: Geophysics
Published: 01 January 2003
Geophysics (2003) 68 (6): 1896–1905.
DOI: https://doi.org/10.1190/1.1635042
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View PDF for article title, 3D resistivity mapping of airborne EM data
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Journal Article

Real-time quasi–2-D inversion of array resistivity logging data using neural network

Zhiyi Zhang, Zhiqiang Zhou
Journal: Geophysics
Published: 08 August 2000
Geophysics (2002) 67 (2): 517–524.
DOI: https://doi.org/10.1190/1.1468612
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View PDF for article title, Real-time quasi–2-D inversion of array resistivity logging data using neural network
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Journal Article

Reconstruction of 1-D conductivity from dual-loop EM data

Zhiyi Zhang, Partha S. Routh, Douglas W. Oldenburg, David L. Alumbaugh, Gregory A. Newman
Journal: Geophysics
Published: 01 January 2000
Geophysics (2000) 65 (2): 492–501.
DOI: https://doi.org/10.1190/1.1444743
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View PDF for article title, Reconstruction of 1-D conductivity from dual-loop EM data
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Journal Article

Determining bed boundaries from inversion of EM logging data using general measures of model structure and data misfit

Zhiyi Zhang, Raghu K. Chunduru, Michael A. Jervis
Journal: Geophysics
Published: 01 January 2000
Geophysics (2000) 65 (1): 76–82.
DOI: https://doi.org/10.1190/1.1444727
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View PDF for article title, Determining bed boundaries from inversion of EM logging data using general measures of model structure and data misfit
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