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Volume 85, Number 2
March 2020
ISSN 0016-8033
EISSN 1942-2156
In this Issue
Editor's corner
This issue of Geophysics
Geophysics February 26, 2020, Vol.85, 1MA-4MA. doi:https://doi.org/10.1190/geo2020-0213-tiogeo.1
Geophysics Letters
Discrete representations for Marchenko imaging of imperfectly sampled data
Geophysics January 30, 2020, Vol.85, A1-A5. doi:https://doi.org/10.1190/geo2019-0407.1
Accurate and efficient data-assimilated wavefield reconstruction in the time domain
Geophysics January 30, 2020, Vol.85, A7-A12. doi:https://doi.org/10.1190/geo2019-0535.1
Diffusion in deformable porous media: Incompressible flow limit and implications for permeability estimation from microseismicity
Geophysics February 24, 2020, Vol.85, A13-A17. doi:https://doi.org/10.1190/geo2019-0510.1
Case Histories
Accurate porosity prediction for tight sandstone reservoir: A case study from North China
Geophysics February 24, 2020, Vol.85, B35-B47. doi:https://doi.org/10.1190/geo2018-0852.1
Anisotropy
Reflection and transmission approximations for weak contrast orthorhombic media
Geophysics January 09, 2020, Vol.85, C37-C59. doi:https://doi.org/10.1190/geo2019-0161.1
P-wave reflection-moveout approximation for horizontally layered media of arbitrary moderate anisotropy
Geophysics January 21, 2020, Vol.85, C61-C70. doi:https://doi.org/10.1190/geo2019-0232.1
Modeling of pure qP- and qSV-waves in tilted transversely isotropic media with the optimal quadratic approximation
Geophysics February 26, 2020, Vol.85, C71-C89. doi:https://doi.org/10.1190/geo2018-0460.1
Borehole Geophysics
Velocity-attenuation model from check-shot drift trends in North Sea well data
Geophysics February 25, 2020, Vol.85, D65-D74. doi:https://doi.org/10.1190/geo2019-0419.1
Electrical and Electromagnetic Methods
Innovative boat-towed transient electromagnetics — Investigation of the Furnas volcanic lake hydrothermal system, Azores
Pritam Yogeshwar; Mira Küpper; Bülent Tezkan; Volker Rath; Duygu Kiyan; Svetlana Byrdina; José Cruz; César Andrade; Fatima Viveiros
Geophysics February 24, 2020, Vol.85, E41-E56. doi:https://doi.org/10.1190/geo2019-0292.1
Excitation process under the ramp-step waveform of inductive source-induced polarization method
Geophysics February 24, 2020, Vol.85, E57-E65. doi:https://doi.org/10.1190/geo2019-0216.1
Blocking borehole conductivity logs at the resolution of above-ground electromagnetic systems
Geophysics February 25, 2020, Vol.85, E67-E77. doi:https://doi.org/10.1190/geo2019-0095.1
Engineering and Environmental Geophysics
Shallow tunnel detection using SH-wave diffraction imaging
Geophysics January 30, 2020, Vol.85, EN29-EN37. doi:https://doi.org/10.1190/geo2018-0731.1
Gravity Exploration Methods
Using highly accurate land gravity and 3D geologic modeling to discriminate potential geothermal areas: Application to the Upper Rhine Graben, France
Geophysics February 12, 2020, Vol.85, G35-G56. doi:https://doi.org/10.1190/geo2019-0042.1
Ground-penetrating Radar
Diffraction imaging using the two-way imaging condition
Geophysics February 24, 2020, Vol.85, H1-H11. doi:https://doi.org/10.1190/geo2019-0110.1
Interdisciplinary Studies
Investigation of the resonance of nonwetting droplets in constricted capillary tubes
Geophysics February 12, 2020, Vol.85, ID1-ID17. doi:https://doi.org/10.1190/geo2019-0228.1
Magnetic Resonance Methods
Apsu — A new compact surface nuclear magnetic resonance system for groundwater investigation
Geophysics February 12, 2020, Vol.85, JM1-JM11. doi:https://doi.org/10.1190/geo2018-0779.1
Passive Seismic and Microseismic Methods
A methodology for unstructured damped stress inversion of microseismic focal mechanisms: Application to the Vaca Muerta Formation, Argentina
Geophysics January 09, 2020, Vol.85, KS39-KS50. doi:https://doi.org/10.1190/geo2019-0275.1
Rock Physics
Effect of variations in microstructure on clay elastic anisotropy
Geophysics January 30, 2020, Vol.85, MR73-MR82. doi:https://doi.org/10.1190/geo2019-0374.1
Estimating the elastic properties of mica and clay minerals
Geophysics February 12, 2020, Vol.85, MR83-MR95. doi:https://doi.org/10.1190/geo2018-0784.1
Frequency-dependent P-wave anisotropy due to scattering in rocks with aligned fractures
Geophysics February 24, 2020, Vol.85, MR97-MR105. doi:https://doi.org/10.1190/geo2019-0353.1
Seismic Amplitude Interpretation
Frequency-dependent AVO analysis using the scattering response of a layered reservoir
Geophysics January 09, 2020, Vol.85, N1-N16. doi:https://doi.org/10.1190/geo2019-0167.1
Seismic Attributes and Pattern Recognition
Seismic attribute selection for machine-learning-based facies analysis
Geophysics January 09, 2020, Vol.85, O17-O35. doi:https://doi.org/10.1190/geo2019-0223.1
Seismic horizon picking by integrating reflector dip and instantaneous phase attributes
Geophysics January 30, 2020, Vol.85, O37-O45. doi:https://doi.org/10.1190/geo2018-0303.1
Seismic Data Acquisition
The impact of bubble curtains on seismic air-gun signatures and its high-frequency emission
Geophysics February 12, 2020, Vol.85, P1-P11. doi:https://doi.org/10.1190/geo2019-0451.1
Time-lapse imaging using 3D ultra-high-frequency marine seismic reflection data
Geophysics February 24, 2020, Vol.85, P13-P25. doi:https://doi.org/10.1190/geo2019-0258.1
Seismic Inversion
Application of 2D full-waveform inversion on exploration land data
Geophysics January 09, 2020, Vol.85, R75-R86. doi:https://doi.org/10.1190/geo2019-0082.1
A theory-guided deep-learning formulation and optimization of seismic waveform inversion
Geophysics January 09, 2020, Vol.85, R87-R99. doi:https://doi.org/10.1190/geo2019-0138.1
Elastic full-waveform inversion with probabilistic petrophysical model constraints
Geophysics February 26, 2020, Vol.85, R101-R111. doi:https://doi.org/10.1190/geo2019-0285.1
Seismic Migration
A field data example of Marchenko multiple elimination
Geophysics January 09, 2020, Vol.85, S65-S70. doi:https://doi.org/10.1190/geo2019-0327.1
Viscoacoustic reverse time migration of joint primaries and different-order multiples
Geophysics January 09, 2020, Vol.85, S71-S87. doi:https://doi.org/10.1190/geo2019-0237.1
2D anisotropic multicomponent Gaussian-beam migration under complex surface conditions
Geophysics January 30, 2020, Vol.85, S89-S102. doi:https://doi.org/10.1190/geo2018-0841.1
Imaging vertical structures using Marchenko methods with vertical seismic-profile data
Geophysics February 12, 2020, Vol.85, S103-S113. doi:https://doi.org/10.1190/geo2018-0698.1
Fast least-squares reverse time migration via a superposition of Kronecker products
Geophysics February 12, 2020, Vol.85, S115-S134. doi:https://doi.org/10.1190/geo2019-0254.1
Seismic Modeling and Wave Propagation
Modeling full-wavefield time-varying sea-surface effects on seismic data: A mimetic finite-difference approach
Geophysics January 09, 2020, Vol.85, T45-T55. doi:https://doi.org/10.1190/geo2019-0181.1
Acoustic and elastic finite-difference modeling by optimal variable-length spatial operators
Geophysics January 30, 2020, Vol.85, T57-T70. doi:https://doi.org/10.1190/geo2019-0145.1
3D frequency-domain elastic wave modeling with the spectral element method using a massively parallel direct solver
Geophysics January 30, 2020, Vol.85, T71-T88. doi:https://doi.org/10.1190/geo2019-0172.1
The velocity-stress finite-difference method with a rotated staggered grid applied to seismic wave propagation in a fractured medium
Geophysics February 12, 2020, Vol.85, T89-T100. doi:https://doi.org/10.1190/geo2019-0186.1
Seismic Velocities and Traveltimes
Velocity model building in a crosswell acquisition geometry with image-trained artificial neural networks
Geophysics February 06, 2020, Vol.85, U31-U46. doi:https://doi.org/10.1190/geo2018-0591.1
Diffraction velocity analysis in a single-channel seismic survey in the Joetsu Basin
Luiz Alberto Santos; Eloise Helena Policarpo Neves; Antônio Fernando Menezes Freire; Marco Antônio Cetale Santos; Ryo Matsumoto; Claudia M. I. Ajus
Geophysics February 12, 2020, Vol.85, U47-U53. doi:https://doi.org/10.1190/geo2019-0011.1
Signal Processing
Seismic trace interpolation for irregularly spatial sampled data using convolutional autoencoder
Geophysics January 30, 2020, Vol.85, V119-V130. doi:https://doi.org/10.1190/geo2018-0699.1
Iterative deblending for simultaneous source data using the deep neural network
Geophysics January 30, 2020, Vol.85, V131-V141. doi:https://doi.org/10.1190/geo2019-0319.1
Quaternion-based sparse tight frame for multicomponent signal recovery
Geophysics February 06, 2020, Vol.85, V143-V156. doi:https://doi.org/10.1190/geo2019-0541.1
Off-the-grid vertical seismic profile data regularization by a compressive sensing method
Geophysics February 12, 2020, Vol.85, V157-V168. doi:https://doi.org/10.1190/geo2019-0357.1
Transmission-based near-surface deconvolution
Geophysics February 12, 2020, Vol.85, V169-V181. doi:https://doi.org/10.1190/geo2019-0443.1
Multimeasurement aliased-noise attenuation for sparse land seismic acquisition using compressed sensing
Geophysics February 24, 2020, Vol.85, V183-V200. doi:https://doi.org/10.1190/geo2019-0220.1
An integrated broadband preprocessing method for towed-streamer seismic data
Geophysics February 24, 2020, Vol.85, V201-V221. doi:https://doi.org/10.1190/geo2019-0521.1
Relative time seislet transform
Geophysics February 24, 2020, Vol.85, V223-V232. doi:https://doi.org/10.1190/geo2019-0212.1
Tutorials and Expository Discussions
Imaging of a fluid injection process using geophysical data — A didactic example
Geophysics January 30, 2020, Vol.85, W1-W16. doi:https://doi.org/10.1190/geo2018-0787.1
Back matter
Contributors
Geophysics February 26, 2020, Vol.85, Z5-Z8. doi:https://doi.org/10.1190/geo2020-0213-contrib.1
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Cover Image
Cover Image
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