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Volume 86, Number 3
May 2021
ISSN 0016-8033
EISSN 1942-2156
In this Issue
Editor's corner
This issue of Geophysics
Geophysics May 19, 2021, Vol.86, 1MJ-5MJ. doi:https://doi.org/10.1190/geo2021-0420-tiogeo.1
Geophysics Letters
Seismoelectric surface-wave analysis for characterization of formation properties, using dispersive relative spectral amplitudes
Geophysics March 19, 2021, Vol.86, A27-A31. doi:https://doi.org/10.1190/geo2020-0299.1
Reciprocal-condition-number-based borehole acoustic dispersion curve prediction
Geophysics April 21, 2021, Vol.86, A33-A37. doi:https://doi.org/10.1190/geo2020-0443.1
Case Histories
A comparison of ray-based traveltime and waveform inversion results for depth velocity model building in complex fold and thrust belts
Geophysics March 11, 2021, Vol.86, B109-B121. doi:https://doi.org/10.1190/geo2020-0188.1
Three-dimensional supervirtual seismic refraction interferometry: A case study in western Saudi Arabia
Geophysics March 19, 2021, Vol.86, B123-B133. doi:https://doi.org/10.1190/geo2020-0310.1
Loop source transient electromagnetics in an urban noise environment: A case study in Santiago de Chile
Geophysics March 19, 2021, Vol.86, B135-B147. doi:https://doi.org/10.1190/geo2020-0322.1
Geophysical pore type inversion in carbonate reservoir: Integration of cores, well logs, and seismic data (Yadana field, offshore Myanmar)
Geophysics April 08, 2021, Vol.86, B149-B164. doi:https://doi.org/10.1190/geo2020-0486.1
Innovative seismic imaging of volcanogenic massive sulfide deposits, Neves-Corvo, Portugal — Part 1: In-mine array
Bojan Brodic; Alireza Malehmir; Nelson Pacheco; Christopher Juhlin; Joao Carvalho; Lars Dynesius; Jens van den Berg; Richard de Kunder; George Donoso; Tord Sjölund; Vitor Araujo
Geophysics April 21, 2021, Vol.86, B165-B179. doi:https://doi.org/10.1190/geo2020-0565.1
Innovative seismic imaging of volcanogenic massive sulfide deposits, Neves-Corvo, Portugal — Part 2: Surface array
Geophysics April 21, 2021, Vol.86, B181-B191. doi:https://doi.org/10.1190/geo2020-0336.1
Tube-wave monitoring as a method to detect shear modulus changes around boreholes: A case study
Geophysics April 21, 2021, Vol.86, B193-B207. doi:https://doi.org/10.1190/geo2020-0294.1
Detecting fault zone characteristics and paleovalley incision using electrical resistivity: Loma Blanca Fault, New Mexico
Heather Barnes; Johnny R. Hinojosa; Glenn A. Spinelli; Peter S. Mozley; Daniel Koning; Tyler G. Sproule; John L. Wilson
Geophysics April 27, 2021, Vol.86, B209-B221. doi:https://doi.org/10.1190/geo2020-0375.1
Seismic imaging using an e-vib — A case study analyzing the signal properties of a seismic vibrator driven by electric linear synchronous motors
Geophysics May 10, 2021, Vol.86, B223-B235. doi:https://doi.org/10.1190/geo2020-0181.1
Anisotropy
Large-offset P-wave traveltime in layered transversely isotropic media
Geophysics March 11, 2021, Vol.86, C65-C74. doi:https://doi.org/10.1190/geo2020-0415.1
Effective elastic properties of rocks with transversely isotropic background permeated by a set of vertical fracture cluster
Geophysics March 18, 2021, Vol.86, C75-C87. doi:https://doi.org/10.1190/geo2019-0619.1
Wave characteristics in elliptical orthorhombic media
Geophysics March 19, 2021, Vol.86, C89-C99. doi:https://doi.org/10.1190/geo2020-0509.1
Borehole Geophysics
Evaluation of 3D shear-wave anisotropy based on elastic-wave velocity variations around the borehole
Geophysics April 21, 2021, Vol.86, D103-D112. doi:https://doi.org/10.1190/geo2020-0523.1
Electrical and Electromagnetic Methods
Reexamination of controlled-source electromagnetic inversion at the Lona prospect, Orphan Basin, Canada
Geophysics March 11, 2021, Vol.86, E157-E170. doi:https://doi.org/10.1190/geo2020-0538.1
Bayesian magnetotelluric inversion using methylene blue structural priors for imaging shallow conductors in geothermal fields
Alberto Ardid; David Dempsey; Edward Bertrand; Fabian Sepulveda; Pascal Tarits; Flora Solon; Rosalind Archer
Geophysics April 08, 2021, Vol.86, E171-E183. doi:https://doi.org/10.1190/geo2020-0226.1
Transient electromagnetic smoke rings in a half-space during active transmitter excitation
Geophysics April 08, 2021, Vol.86, E199-E208. doi:https://doi.org/10.1190/geo2020-0673.1
Physics-driven deep-learning inversion with application to transient electromagnetics
Geophysics April 08, 2021, Vol.86, E209-E224. doi:https://doi.org/10.1190/geo2020-0760.1
Efficient inversion of 2.5D electrical resistivity data using the discrete adjoint method
Geophysics April 27, 2021, Vol.86, E225-E237. doi:https://doi.org/10.1190/geo2020-0373.1
An adaptable technique for comparative image assessment: Application to crosswell electromagnetic survey design for fluid monitoring
Michael Commer; David L. Alumbaugh; Michael Wilt; Abdullah Cihan; Evan S. Um; Robin Petrusak; Jens T. Birkholzer
Geophysics April 27, 2021, Vol.86, E239-E256. doi:https://doi.org/10.1190/geo2020-0430.1
3D inversion of time-domain electromagnetic data using finite elements and a triple mesh formulation
Geophysics May 13, 2021, Vol.86, E257-E267. doi:https://doi.org/10.1190/geo2020-0079.1
Modeling extra-deep electromagnetic logs using a deep neural network
Sergey Alyaev; Mostafa Shahriari; David Pardo; Ángel Javier Omella; David Selvåg Larsen; Nazanin Jahani; Erich Suter
Geophysics May 13, 2021, Vol.86, E269-E281. doi:https://doi.org/10.1190/geo2020-0389.1
Geophysical Software and Algorithms
Reduced memory implementation of a local elastic finite-difference solver
Geophysics March 11, 2021, Vol.86, F25-F33. doi:https://doi.org/10.1190/geo2020-0468.1
Gravity inversion for heterogeneous sedimentary basin with b-spline polynomial approximation using differential evolution algorithm
Geophysics April 08, 2021, Vol.86, F35-F47. doi:https://doi.org/10.1190/geo2019-0779.1
Gravity Exploration Methods
Mass-constrained basin basement mapping
Geophysics April 21, 2021, Vol.86, G13-G21. doi:https://doi.org/10.1190/geo2020-0184.1
Ground-penetrating Radar
Improvement of ground-penetrating radar full-waveform inversion images using cone penetration test data
Geophysics March 18, 2021, Vol.86, H13-H25. doi:https://doi.org/10.1190/geo2020-0283.1
Interpretation Methods
Imposing interpretational constraints on a seismic interpretation convolutional neural network
Geophysics April 21, 2021, Vol.86, IM63-IM71. doi:https://doi.org/10.1190/geo2020-0449.1
Reservoir Geophysics
Uncertainty quantification in fault detection using convolutional neural networks
Geophysics March 19, 2021, Vol.86, M41-M48. doi:https://doi.org/10.1190/geo2020-0424.1
Time-lapse image registration by high-resolution time-shift scan
Geophysics April 08, 2021, Vol.86, M49-M58. doi:https://doi.org/10.1190/geo2020-0459.1
Stress-sensitive permeability of matrix cores and artificially fractured cores with nonproppant-filled fractures under high-pressure conditions
Geophysics April 21, 2021, Vol.86, M59-M75. doi:https://doi.org/10.1190/geo2020-0146.1
Temperature, differential pressure, and porosity inversion for ultradeep carbonate reservoirs based on 3D rock-physics templates
Geophysics April 21, 2021, Vol.86, M77-M89. doi:https://doi.org/10.1190/geo2020-0550.1
Variational inference in Bayesian neural network for well-log prediction
Geophysics April 21, 2021, Vol.86, M91-M99. doi:https://doi.org/10.1190/geo2020-0609.1
Rock Physics
Direct updating of rock-physics properties using elastic full-waveform inversion
Geophysics April 08, 2021, Vol.86, MR117-MR132. doi:https://doi.org/10.1190/geo2020-0199.1
On the spectral changes of seismic wave energy by a partially saturated crack due to the hysteresis of liquid bridges phenomenon
Geophysics April 08, 2021, Vol.86, MR133-MR147. doi:https://doi.org/10.1190/geo2020-0685.1
Extended Gassmann equation with dynamic volumetric strain: Modeling wave dispersion and attenuation of heterogeneous porous rocks
Geophysics April 27, 2021, Vol.86, MR149-MR164. doi:https://doi.org/10.1190/geo2020-0395.1
Seismic Attributes and Pattern Recognition
Semiautomatic fault-surface generation and interpretation using topological metrics
Geophysics March 11, 2021, Vol.86, O13-O27. doi:https://doi.org/10.1190/geo2020-0038.1
Multidirectional eigenvalue-based coherence attribute for discontinuity detection
Geophysics March 11, 2021, Vol.86, O29-O36. doi:https://doi.org/10.1190/geo2020-0354.1
Seismic Data Acquisition
Missing trace reconstruction for 2D land seismic data with randomized sparse sampling
Geophysics May 13, 2021, Vol.86, P25-P36. doi:https://doi.org/10.1190/geo2020-0683.1
Seismic Interferometry
Inversion of vehicle-induced signals based on seismic interferometry and recurrent neural networks
Geophysics April 08, 2021, Vol.86, Q37-Q45. doi:https://doi.org/10.1190/geo2020-0498.1
Seismic Inversion
Interpolation method based on pattern-feature correlation
Geophysics March 11, 2021, Vol.86, R253-R264. doi:https://doi.org/10.1190/geo2019-0773.1
Optimization-inspired deep learning high-resolution inversion for seismic data
Geophysics March 18, 2021, Vol.86, R265-R276. doi:https://doi.org/10.1190/geo2020-0034.1
High-frequency localized elastic full-waveform inversion for time-lapse seismic surveys
Geophysics March 18, 2021, Vol.86, R277-R292. doi:https://doi.org/10.1190/geo2020-0286.1
Offset-extended sparse Radon transform: Application to multiple suppression in the presence of amplitude variations with offset
Geophysics March 19, 2021, Vol.86, R293-R302. doi:https://doi.org/10.1190/geo2020-0307.1
Physics-guided deep learning for seismic inversion with hybrid training and uncertainty analysis
Geophysics March 19, 2021, Vol.86, R303-R317. doi:https://doi.org/10.1190/geo2020-0312.1
Simultaneous joint migration inversion with calendar-time constraints as a processing tool for semi-continuous surveys
Geophysics April 08, 2021, Vol.86, R319-R330. doi:https://doi.org/10.1190/geo2019-0513.1
Bayesian seismic amplitude variation with offset inversion for reservoir variables with bimodal spatial histograms
Geophysics April 08, 2021, Vol.86, R331-R350. doi:https://doi.org/10.1190/geo2020-0086.1
Seismic Migration
Low-rank representation of omnidirectional subsurface extended image volumes
Geophysics March 11, 2021, Vol.86, S165-S183. doi:https://doi.org/10.1190/geo2020-0152.1
Diffraction imaging using a mathematical morphological filter with a time-varying structuring element
Geophysics March 11, 2021, Vol.86, S185-S196. doi:https://doi.org/10.1190/geo2020-0177.1
A high-efficiency wavefield decomposition method based on the Hilbert transform
Geophysics April 08, 2021, Vol.86, S197-S204. doi:https://doi.org/10.1190/geo2020-0519.1
Sparsity-promoting multiparameter pseudoinverse Born inversion in acoustic media
Geophysics April 08, 2021, Vol.86, S205-S220. doi:https://doi.org/10.1190/geo2020-0527.1
Accelerating least-squares Kirchhoff time migration using beam methodology
Geophysics April 08, 2021, Vol.86, S221-S234. doi:https://doi.org/10.1190/geo2020-0629.1
Addressing the crosstalk issue in imaging using seismic multiple wavefields
Geophysics April 21, 2021, Vol.86, S235-S245. doi:https://doi.org/10.1190/geo2020-0364.1
Migration deconvolution using domain decomposition
Geophysics April 21, 2021, Vol.86, S247-S256. doi:https://doi.org/10.1190/geo2020-0352.1
Seismic Modeling and Wave Propagation
An analytic signal-based accurate time-domain viscoacoustic wave equation from the constant-Q theory
Geophysics March 11, 2021, Vol.86, T117-T126. doi:https://doi.org/10.1190/geo2020-0154.1
On the pseudospectral method and spectral accuracy
Geophysics March 11, 2021, Vol.86, T127-T142. doi:https://doi.org/10.1190/geo2020-0209.1
An optimal frequency-domain finite-difference operator with a flexible stencil and its application in discontinuous-grid modeling
Geophysics March 19, 2021, Vol.86, T143-T154. doi:https://doi.org/10.1190/geo2020-0296.1
Simulation of thermoelastic waves based on the Lord-Shulman theory
Geophysics April 08, 2021, Vol.86, T155-T164. doi:https://doi.org/10.1190/geo2020-0515.1
Seismic Velocities and Traveltimes
Image-guided ray tracing and its applications
Geophysics April 21, 2021, Vol.86, U39-U47. doi:https://doi.org/10.1190/geo2020-0642.1
Signal Processing
An -space matching pursuit algorithm and its application to robust seismic data denoising via time-domain Radon transforms
Geophysics March 11, 2021, Vol.86, V171-V183. doi:https://doi.org/10.1190/geo2020-0136.1
Source deghosting of coarsely sampled common-receiver data using a convolutional neural network
Geophysics March 11, 2021, Vol.86, V185-V196. doi:https://doi.org/10.1190/geo2020-0186.1
Deep learning for multitrace sparse-spike deconvolution
Geophysics April 08, 2021, Vol.86, V207-V218. doi:https://doi.org/10.1190/geo2020-0342.1
An improved seismic data completion algorithm using low-rank tensor optimization: Cost reduction and optimal data orientation
Geophysics April 21, 2021, Vol.86, V219-V232. doi:https://doi.org/10.1190/geo2020-0539.1
Robust singular value decomposition filtering for low signal-to-noise ratio seismic data
Geophysics April 21, 2021, Vol.86, V233-V244. doi:https://doi.org/10.1190/geo2020-0169.1
Nonstationary local time-frequency transform
Geophysics April 27, 2021, Vol.86, V245-V254. doi:https://doi.org/10.1190/geo2020-0298.1
Tutorials and Expository Discussions
Nonstationary predictive filtering for seismic random noise suppression — A tutorial
Geophysics March 19, 2021, Vol.86, W21-W30. doi:https://doi.org/10.1190/geo2020-0368.1
Determining the transverse isotropic rocks’ static elastic moduli with cylindrical plugs: Shortfalls, challenges, and expected outcomes
Geophysics May 10, 2021, Vol.86, W31-W46. doi:https://doi.org/10.1190/geo2020-0439.1
Special Section: Shallow void, tunnel, and other anomaly detection
Shallow void, tunnel, and other anomaly detection — Introduction
Geophysics May 19, 2021, Vol.86, WAi-WAii. doi:https://doi.org/10.1190/geo2021-0310-spseintro.1
Near-surface diffractor detection at archaeological sites based on an interferometric workflow
Geophysics March 11, 2021, Vol.86, WA1-WA11. doi:https://doi.org/10.1190/geo2020-0142.1
Seismic diffraction separation in the near surface: Detection of high-contrast voids in unconsolidated soils
Geophysics March 11, 2021, Vol.86, WA13-WA23. doi:https://doi.org/10.1190/geo2020-0366.1
Detection of road cavities in urban cities by 3D ground-penetrating radar
Geophysics March 19, 2021, Vol.86, WA25-WA33. doi:https://doi.org/10.1190/geo2020-0384.1
Seismic detection and characterization of a man-made karst analog — A feasibility study
Geophysics March 19, 2021, Vol.86, WA35-WA48. doi:https://doi.org/10.1190/geo2020-0377.1
A history of tunnels and using active seismic methods to find them
Geophysics March 19, 2021, Vol.86, WA49-WA57. doi:https://doi.org/10.1190/geo2020-0959.1
Shallow tunnel detection using converted surface waves
Geophysics May 10, 2021, Vol.86, WA59-WA68. doi:https://doi.org/10.1190/geo2020-0357.1
Study of wavelet entropy for airport pavement inspection using a multistatic ground-penetrating radar system
Geophysics April 21, 2021, Vol.86, WA69-WA78. doi:https://doi.org/10.1190/geo2020-0361.1
3D modeling of electromagnetic gradiometer data — A numerical study on tunnel detection
Geophysics April 21, 2021, Vol.86, WA79-WA88. doi:https://doi.org/10.1190/geo2020-0372.1
Distributed acoustic sensing for shallow seismic investigations and void detection
Geophysics April 21, 2021, Vol.86, WA89-WA97. doi:https://doi.org/10.1190/geo2020-0400.1
Detection of subsurface lineaments using edge diffraction
Geophysics May 10, 2021, Vol.86, WA99-WA107. doi:https://doi.org/10.1190/geo2020-0367.1
Numerical study of crosshole electromagnetic tunnel detection
Geophysics May 10, 2021, Vol.86, WA109-WA122. doi:https://doi.org/10.1190/geo2020-0376.1
Cavity detection by SH-wave full-waveform inversion — A reflection-focused approach
Geophysics May 10, 2021, Vol.86, WA123-WA137. doi:https://doi.org/10.1190/geo2020-0349.1
Localization of deep voids through geophysical signatures of secondary dewatering features
Geophysics May 19, 2021, Vol.86, WA139-WA152. doi:https://doi.org/10.1190/geo2020-0491.1
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