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Volume 84, Number 3
May 2019
ISSN 0016-8033
EISSN 1942-2156
In this Issue
Editor's corner
This issue of Geophysics
Geophysics April 22, 2019, Vol.84, 1MJ-5MJ. doi:https://doi.org/10.1190/geo2019-0408-tiogeo.1
Geophysics Letters
New analytical expression of the magnetic gradient tensor for homogeneous polyhedrons
Geophysics March 11, 2019, Vol.84, A31-A35. doi:https://doi.org/10.1190/geo2018-0741.1
Case Histories
A case study on receiver-clamping quality assessment from the seismic-interferometry processing of downhole seismic noise recordings
Geophysics March 26, 2019, Vol.84, B195-B203. doi:https://doi.org/10.1190/geo2018-0293.1
Attenuation study of a clay-rich dense zone in fractured carbonate reservoirs
Geophysics March 29, 2019, Vol.84, B205-B216. doi:https://doi.org/10.1190/geo2018-0419.1
Tomographic reconstructions of borehole sections using the radio imaging method at Pyhäsalmi massive sulfide deposit in Finland
Geophysics April 16, 2019, Vol.84, B217-B233. doi:https://doi.org/10.1190/geo2017-0332.1
Anisotropy
Three-parameter normal moveout correction in layered anisotropic media: A stretch-free approach
Geophysics March 26, 2019, Vol.84, C129-C142. doi:https://doi.org/10.1190/geo2017-0855.1
Reflection and transmission responses in a layered transversely isotropic medium with horizontal symmetry axis
Geophysics March 26, 2019, Vol.84, C143-C157. doi:https://doi.org/10.1190/geo2018-0468.1
3D mapping of kinematic attributes in anisotropic media
Geophysics March 26, 2019, Vol.84, C159-C170. doi:https://doi.org/10.1190/geo2017-0552.1
Stacking-velocity tomography for tilted orthorhombic media
Geophysics April 10, 2019, Vol.84, C171-C180. doi:https://doi.org/10.1190/geo2018-0300.1
Borehole Geophysics
Determination of formation shear attenuation from dipole sonic log data
Geophysics March 11, 2019, Vol.84, D73-D79. doi:https://doi.org/10.1190/geo2018-0006.1
Near-borehole characteristics of hydraulic fractures and fracturing-induced sonic-wave attenuation
Geophysics March 11, 2019, Vol.84, D81-D87. doi:https://doi.org/10.1190/geo2018-0263.1
Statistical methods to enable practical on-site tomographic imaging of whole-core samples
Geophysics March 13, 2019, Vol.84, D89-D100. doi:https://doi.org/10.1190/geo2018-0436.1
Seismic vertical transversely isotropic parameter inversion from P- and S-wave cross-borehole measurements in an aquifer environment
Geophysics April 03, 2019, Vol.84, D101-D116. doi:https://doi.org/10.1190/geo2018-0335.1
Generation of synthetic dielectric dispersion logs in organic-rich shale formations using neural-network models
Geophysics April 12, 2019, Vol.84, D117-D129. doi:https://doi.org/10.1190/geo2017-0685.1
Experimental testing of semirigid corrugated baffles for the suppression of tube waves in vertical seismic profile data
Geophysics April 19, 2019, Vol.84, D131-D149. doi:https://doi.org/10.1190/geo2017-0636.1
Electrical and Electromagnetic Methods
Particle swarm optimization of 2D magnetotelluric data
Geophysics March 12, 2019, Vol.84, E125-E141. doi:https://doi.org/10.1190/geo2018-0166.1
Elimination of mutual inductance effect for small-loop transient electromagnetic devices
Geophysics March 26, 2019, Vol.84, E143-E154. doi:https://doi.org/10.1190/geo2018-0278.1
A simple geologic risk-tailored 3D controlled-source electromagnetic multiattribute analysis and quantitative interpretation approach
Geophysics March 26, 2019, Vol.84, E155-E171. doi:https://doi.org/10.1190/geo2018-0063.1
Combining spectral induced polarization with X-ray tomography to investigate the importance of DNAPL geometry in sand samples
Sara Johansson; Matteo Rossi; Stephen A. Hall; Charlotte Sparrenbom; David Hagerberg; Erika Tudisco; Håkan Rosqvist; Torleif Dahlin
Geophysics March 29, 2019, Vol.84, E173-E188. doi:https://doi.org/10.1190/geo2018-0108.1
On closed-form expressions for the approximate electromagnetic response of a sphere interacting with a thin sheet — Part 1: Theory in the frequency and time domain
Geophysics April 12, 2019, Vol.84, E189-E198. doi:https://doi.org/10.1190/geo2017-0498.1
Efficient uncertainty analysis of the 3D electrical tomography inverse problem
Juan Luis Fernández-Martínez; Zulima Fernández-Muñiz; Shan Xu; Ana Cernea; Colette Sirieix; Joëlle Riss
Geophysics April 16, 2019, Vol.84, E209-E223. doi:https://doi.org/10.1190/geo2017-0729.1
Engineering and Environmental Geophysics
Surface nuclear magnetic resonance observations of permafrost thaw below floating, bedfast, and transitional ice lakes
Geophysics April 01, 2019, Vol.84, EN33-EN45. doi:https://doi.org/10.1190/geo2018-0563.1
Spatially averaged coherencies (krSPAC) and Rayleigh effective-mode modeling of microtremor data from asymmetric arrays
Geophysics April 10, 2019, Vol.84, EN47-EN56. doi:https://doi.org/10.1190/geo2018-0524.1
Geophysical Software and Algorithms
A large-scale framework for symbolic implementations of seismic inversion algorithms in Julia
Philipp A. Witte; Mathias Louboutin; Navjot Kukreja; Fabio Luporini; Michael Lange; Gerard J. Gorman; Felix J. Herrmann
Geophysics March 11, 2019, Vol.84, F57-F71. doi:https://doi.org/10.1190/geo2018-0174.1
Relative source location using coda-wave interferometry: Method, code package, and application to mining-induced earthquakes
Geophysics March 29, 2019, Vol.84, F73-F84. doi:https://doi.org/10.1190/geo2018-0601.1
Particula: A simulator tool for computational rock physics of granular media
Geophysics April 10, 2019, Vol.84, F85-F95. doi:https://doi.org/10.1190/geo2018-0481.1
EPCI: A new tool for predicting absolute permeability from computed tomography images
Geophysics April 10, 2019, Vol.84, F97-F102. doi:https://doi.org/10.1190/geo2018-0653.1
Gravity Exploration Methods
3D gravity inversion with optimized mesh based on edge and center anomaly detection
Geophysics March 29, 2019, Vol.84, G13-G23. doi:https://doi.org/10.1190/geo2018-0390.1
Ground-penetrating Radar
Diffraction imaging of ground-penetrating radar data
Geophysics March 29, 2019, Vol.84, H1-H12. doi:https://doi.org/10.1190/geo2018-0269.1
Interpretation Methods
Use of seismic-based new rose diagram to determine the major sediment-supply direction of progradational systems
Geophysics March 11, 2019, Vol.84, IM11-IM18. doi:https://doi.org/10.1190/geo2018-0133.1
A robust interactive estimation of the regularization parameter
Geophysics March 12, 2019, Vol.84, IM19-IM33. doi:https://doi.org/10.1190/geo2017-0781.1
FaultSeg3D: Using synthetic data sets to train an end-to-end convolutional neural network for 3D seismic fault segmentation
Geophysics April 16, 2019, Vol.84, IM35-IM45. doi:https://doi.org/10.1190/geo2018-0646.1
Magnetic Resonance Methods
Detecting the propped fracture by injection of magnetic proppant during fracturing
Geophysics March 13, 2019, Vol.84, JM1-JM14. doi:https://doi.org/10.1190/geo2018-0221.1
A new method for interpolating linear features in aeromagnetic data
Geophysics March 13, 2019, Vol.84, JM15-JM24. doi:https://doi.org/10.1190/geo2018-0156.1
Passive Seismic and Microseismic Methods
Passive seismic event estimation using multiscattering waveform inversion
Geophysics March 11, 2019, Vol.84, KS59-KS69. doi:https://doi.org/10.1190/geo2018-0358.1
Hybrid multiplicative time-reversal imaging reveals the evolution of microseismic events: Theory and field-data tests
Geophysics March 11, 2019, Vol.84, KS71-KS83. doi:https://doi.org/10.1190/geo2018-0662.1
Microseismic event estimation and velocity analysis based on a source-focusing function
Geophysics March 11, 2019, Vol.84, KS85-KS94. doi:https://doi.org/10.1190/geo2018-0205.1
Dynamic modeling of bedding-plane slip during hydraulic fracturing
Geophysics March 11, 2019, Vol.84, KS95-KS104. doi:https://doi.org/10.1190/geo2018-0170.1
Role of fracture opening in triggering microseismicity observed during hydraulic fracturing
Geophysics March 11, 2019, Vol.84, KS105-KS118. doi:https://doi.org/10.1190/geo2018-0425.1
Velocity analysis and subsurface source location improvement using moveout-corrected gathers
Geophysics April 01, 2019, Vol.84, KS119-KS131. doi:https://doi.org/10.1190/geo2018-0517.1
Rock Physics
Semiempirical correlation between thermal conductivity and electrical resistivity for silt and silty clay soils
Geophysics March 11, 2019, Vol.84, MR99-MR105. doi:https://doi.org/10.1190/geo2018-0549.1
Pore-scale fluid distributions determined by nuclear magnetic resonance spectra of partially saturated sandstones
Geophysics March 11, 2019, Vol.84, MR107-MR114. doi:https://doi.org/10.1190/geo2018-0286.1
A scale-consistent method for imaging porosity and micrite in dual-porosity carbonate rocks
Geophysics March 26, 2019, Vol.84, MR115-MR127. doi:https://doi.org/10.1190/geo2017-0812.1
Empirical modeling of the saturated shear modulus in oil sands
Geophysics April 01, 2019, Vol.84, MR129-MR137. doi:https://doi.org/10.1190/geo2018-0309.1
Seismic Amplitude Interpretation
Amplitude variation with offset and azimuth inversion for fluid indicator and fracture weaknesses in an oil-bearing fractured reservoir
Geophysics March 11, 2019, Vol.84, N41-N53. doi:https://doi.org/10.1190/geo2018-0554.1
Time-lapse amplitude variation with offset inversion using Bayesian theory in two-phase media
Geophysics April 01, 2019, Vol.84, N55-N79. doi:https://doi.org/10.1190/geo2018-0359.1
Imperialist competitive algorithm optimization method for nonlinear amplitude variation with angle inversion
Geophysics April 08, 2019, Vol.84, N81-N92. doi:https://doi.org/10.1190/geo2018-0507.1
Seismic Attributes and Pattern Recognition
Reliability of data-driven wavefront attributes in laterally heterogeneous media
Geophysics March 26, 2019, Vol.84, O49-O62. doi:https://doi.org/10.1190/geo2018-0382.1
Seismic attribute benchmarking on instantaneous frequency
Geophysics March 29, 2019, Vol.84, O63-O72. doi:https://doi.org/10.1190/geo2018-0007.1
Seismic Interferometry
Imaging vertical interfaces using acoustic time reversal
Geophysics March 11, 2019, Vol.84, Q1-Q11. doi:https://doi.org/10.1190/geo2018-0135.1
Automatic 3D illumination-diagnosis method for large-N arrays: Robust data scanner and machine-learning feature provider
Michał Chamarczuk; Michał Malinowski; Yohei Nishitsuji; Jan Thorbecke; Emilia Koivisto; Suvi Heinonen; Sanna Juurela; Miłosz Mężyk; Deyan Draganov
Geophysics March 13, 2019, Vol.84, Q13-Q25. doi:https://doi.org/10.1190/geo2018-0504.1
Seismic Inversion
3D Dix inversion using bound-constrained total variation regularization
Geophysics March 11, 2019, Vol.84, R311-R320. doi:https://doi.org/10.1190/geo2018-0194.1
Preconditioning full-waveform inversion with efficient local correlation operators
Geophysics March 11, 2019, Vol.84, R321-R332. doi:https://doi.org/10.1190/geo2018-0584.1
A subsampled truncated-Newton method for multiparameter full-waveform inversion
Geophysics March 11, 2019, Vol.84, R333-R340. doi:https://doi.org/10.1190/geo2018-0624.1
Elastic wave-equation migration velocity analysis preconditioned through mode decoupling
Geophysics March 11, 2019, Vol.84, R341-R353. doi:https://doi.org/10.1190/geo2018-0181.1
Multiscale uncertainty assessment in geostatistical seismic inversion
Geophysics March 13, 2019, Vol.84, R355-R369. doi:https://doi.org/10.1190/geo2018-0329.1
Applications of low-rank compressed seismic data to full-waveform inversion and extended image volumes
Geophysics March 26, 2019, Vol.84, R371-R383. doi:https://doi.org/10.1190/geo2018-0116.1
Acoustic impedance estimation from combined harmonic reconstruction and interval velocity
Geophysics March 29, 2019, Vol.84, R385-R400. doi:https://doi.org/10.1190/geo2018-0296.1
Reverse time adjoint migration
Geophysics March 29, 2019, Vol.84, R401-R410. doi:https://doi.org/10.1190/geo2018-0381.1
Tackling cycle skipping in full-waveform inversion with intermediate data
Geophysics April 10, 2019, Vol.84, R411-R427. doi:https://doi.org/10.1190/geo2018-0096.1
Application of extended elastic impedance in seismic geomechanics
Javad Sharifi; Naser Hafezi Moghaddas; Gholam Reza Lashkaripour; Abdolrahim Javaherian; Marzieh Mirzakhanian
Geophysics April 10, 2019, Vol.84, R429-R446. doi:https://doi.org/10.1190/geo2018-0242.1
Adaptive waveform inversion: Practice
Geophysics April 12, 2019, Vol.84, R447-R461. doi:https://doi.org/10.1190/geo2018-0377.1
Gaussian mixture Markov chain Monte Carlo method for linear seismic inversion
Geophysics April 16, 2019, Vol.84, R463-R476. doi:https://doi.org/10.1190/geo2018-0529.1
Matrix-fluid decoupling-based joint PP-PS-wave seismic inversion for fluid identification
Geophysics April 19, 2019, Vol.84, R477-R487. doi:https://doi.org/10.1190/geo2017-0376.1
Seismic Migration
Amplitude-preserving scalar PP and PS imaging condition for elastic reverse time migration based on a wavefield decoupling method
Geophysics March 11, 2019, Vol.84, S113-S125. doi:https://doi.org/10.1190/geo2017-0840.1
Migration of viscoacoustic data using acoustic reverse time migration with hybrid deblurring filters
Geophysics March 12, 2019, Vol.84, S127-S136. doi:https://doi.org/10.1190/geo2018-0256.1
Determining the optimal coefficients of the explicit finite-difference scheme using the Remez exchange algorithm
Geophysics March 12, 2019, Vol.84, S137-S147. doi:https://doi.org/10.1190/geo2018-0446.1
Least-squares reverse time migration using analytic-signal-based wavefield decomposition
Geophysics March 26, 2019, Vol.84, S149-S157. doi:https://doi.org/10.1190/geo2018-0118.1
Dip-angle image gather computation using the Poynting vector in elastic reverse time migration and their application for noise suppression
Geophysics March 26, 2019, Vol.84, S159-S169. doi:https://doi.org/10.1190/geo2018-0229.1
Least-squares migration with primary- and multiple-guided weighting matrices
Geophysics April 10, 2019, Vol.84, S171-S185. doi:https://doi.org/10.1190/geo2018-0038.1
Least-squares path-summation diffraction imaging using sparsity constraints
Geophysics April 16, 2019, Vol.84, S187-S200. doi:https://doi.org/10.1190/geo2018-0609.1
Seismic Modeling and Wave Propagation
Reducing computation cost by Lax-Wendroff methods with fourth-order temporal accuracy
Geophysics March 11, 2019, Vol.84, T109-T119. doi:https://doi.org/10.1190/geo2018-0196.1
Efficient modeling of wave propagation in a vertical transversely isotropic attenuative medium based on fractional Laplacian
Geophysics March 11, 2019, Vol.84, T121-T131. doi:https://doi.org/10.1190/geo2018-0538.1
Symplectic interior penalty discontinuous Galerkin method for solving the seismic scalar wave equation
Geophysics March 13, 2019, Vol.84, T133-T145. doi:https://doi.org/10.1190/geo2018-0492.1
Scale effects of velocity dispersion and attenuation (Q−1) in layered viscoelastic medium
Geophysics April 10, 2019, Vol.84, T147-T166. doi:https://doi.org/10.1190/geo2018-0154.1
Seismic Velocities and Traveltimes
Automatic migration velocity estimation for prestack time migration
Geophysics March 11, 2019, Vol.84, U1-U11. doi:https://doi.org/10.1190/geo2018-0254.1
Signal Processing
Semiautomatic first-arrival picking of microseismic events by using the pixel-wise convolutional image segmentation method
Geophysics March 11, 2019, Vol.84, V143-V155. doi:https://doi.org/10.1190/geo2018-0389.1
Coherent wavefield subtraction for diffraction separation
Geophysics March 11, 2019, Vol.84, V157-V168. doi:https://doi.org/10.1190/geo2018-0368.1
Dictionary learning based on dip patch selection training for random noise attenuation
Geophysics March 12, 2019, Vol.84, V169-V183. doi:https://doi.org/10.1190/geo2018-0596.1
An amplitude-preserving deblending approach for simultaneous sources
Geophysics March 29, 2019, Vol.84, V185-V196. doi:https://doi.org/10.1190/geo2018-0240.1
The Shuey-Radon transform
Geophysics April 10, 2019, Vol.84, V197-V206. doi:https://doi.org/10.1190/geo2018-0376.1
Signal-to-noise ratio enhancement for downhole microseismic data based on 3D shearlet transform
Geophysics April 10, 2019, Vol.84, V207-V218. doi:https://doi.org/10.1190/geo2018-0262.1
Joint deblending and data reconstruction with focal transformation
Geophysics April 24, 2019, Vol.84, V219-V231. doi:https://doi.org/10.1190/geo2018-0626.1
Back matter
Contributors
Geophysics April 24, 2019, Vol.84, Z13-Z16. doi:https://doi.org/10.1190/geo2019-0409-contrib.1
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Cover Image
Cover Image
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