Presented by: Brian Hornby, Evaluation of downhole hydraulic fracturing by sonic attenuation logging Synopsis: These abstracts present a diverse topical areas in hydrogeophysics (theoretical work, laboratory measurements, and field observation) and cover a broad range of geophysical methods. Presented by: Peter Scholtz, Attenuation and dispersion of predicted seismic waves in the simplified poroelastic theory Presented by: Mengqiang Pang, Identification and analysis of ancient river near the Ordovician carbonate buried hill in Tarim Basin Synopsis: Synopsis: Presented by: Haitao Cao, Q-factor estimation based on frequency-weighted-exponential function of power spectrum Presented by: Ke Huang, 3D high-resolution seismic characterization of deep offshore Niger Delta Basin: What’s new! Studies that utilize seismic modeling for acquisition, processing or imaging analysis. Presented by: Amr Ibrahim. SEG Technical Program Expanded Abstracts 2015, 5322-5327, 2015. Presented by: Gustavo Alves, FWI on land seismic datasets with topography variations: Do we still need to pick first arrivals? Presented by: Itay Rochlin, Improved seismic diffraction velocity estimation with fixed-depth semblance analysis Presented by: Chiara Colombero, Moderate to very deep (> 150m to > 600 m) VS profiling in engineering studies using large, frequency-controlled, active sources and Rayleigh-type surface waves Presented by: Ezra Yehuwalashet. Presented by: Jiajia Sun, ITRESC: A fast and efficient method to recover the basement morphology from potential fields data Presented by: Allison Mattheis, Faculty and student gender gaps in geophysics and the geosciences community: insights from a global survey Presented by: Xiyong Yuan, A modeling study of borehole radar for monitoring hydrofracturing Presented by: Olanrewaju Aboaba, Reservoirs characterization of deepwater sediments, Achimov Formation, Western Siberia, Russia Presented by: Julia Correa, DAS coupling noise suppression using wavelet and DCT dictionary based on sparse optimization Presented by: Kirill Gadylshin, The improved mathematical morphological filtering for low-frequency noise attenuation Presented by: Jidong Yang, Reverse time migration via frequency-adaptive multiscale spatial grids Novel ideas including amplitude balancing, smartphone sensors, interferometry, automatic shingling detection, root studies, and topsoil investigations. Presented by: Liu Wentao, Location-based parameterization of CSEM data inversion for the monitoring of hydraulic fracturing with magnetically enhanced proppants Synopsis: Research and application of multiwave joint-prediction high-quality shale method based on high-resolution spectral inversion Presented by: Ying Wang, Multiphysics monitoring design under uncertainty: A case study using a benchmark waterflood field development dataset Presented by: Mahesh Kalita, Adaptive preconditioning of full-waveform inversion based on structure-oriented smoothing filter Including plastic behavior in the Preisach-Mayergoyz space to find static and dynamic bulk moduli in granular media, Fluid-pressure diffusion in deformable porous media, Power mean fluid substitution without mineral properties, Effective stress law for permeability of a mudstone sample, On the homogeneity of poroelastic media: Experimental measurements of Kφ, Stiffness tensor dispersion and seismic attenuation in fractured rocks modeled using the T-matrix approach and Krauklis Wave theory, Numerical assessment of local versus bulk strain measurements to quantify seismic attenuation in partially saturated rocks, Linking permeability and elastic properties in carbonate rocks, Effect of fractures system percolation length on seismic-wave attenuation due to wave-induced fluid flows: A numerical study, Analyses of pore microstructure from the static and dynamic experimental data, Measurements of seismic-wave attenuation and dynamic pore pressure in Berea sandstone, Induced-polarization measurements of sandstones under elevated pressure, Petrophysical-hysteresis analysis related to pore structure of sedimentary rocks, Dynamic elasticity and the controlling physical properties of New Zealand’s coaly source rocks, Predicted and observed shear on preexisting faults during hydraulic fracture stimulation, Monitoring the changes in elastic and transport properties of Eagle Ford marl upon maturation, Rock physics of unconventional reservoirs, Modeling pore-pressure evolution in organic shale under the effect of maturation, Contrasting anisotropy of velocity and electric/dielectric response in the Marcellus and Utica Shales, Static and dynamic Young's moduli and Poisson's ratios of Eagle Ford Shale under triaxial tests, Analysis of key mechanical parameters and their relations with brittleness in triaxial failure test, Experimental observation of channel propagation at variable effective stresses on carbonate samples, Compaction and cement volume analyses of the Lower Wilcox sandstone along the Texas Gulf Coast, Poroelastic extensional modes with an impermeable radial surface and low-frequency experiments, Mercury intrusion porosimetry and 2D DIA applied to the estimation of pore-structure parameters and permeability, An experimental study of solid-filled Bentheim Sandstone at seismic frequencies, Experimental study of phase behavior: Heavy oil mixed with hydrocarbon solvent, Upscaling and downscaling of reservoir rock elastic properties: Rock physics approach, RhoVe method empirical pore pressure transform, Improved equivalent rock element model workflow and case studies, Pore-scale digital rock physics for poroelastic parameter determination, Numerical simulation of coupled fluid-solid interaction at the pore scale: A Digital Rock Physics Technology, Anisotropic soft-porosity model for multiple-facies types, New methodology for correcting compaction and permeability curves used in basin/evolutionary geomechanical models with guided-tomography based on Null Space Shuttle, Constraining the effect of image resolution in digital rock physics without segmentation, Rock-physics modeling for lithology identification: A case study, Digital rocks with irregularly shaped grains: A simulator tool for computational rock physics, A quasistatic finite-difference method for calculating the effective elastic moduli of digital rock models, Validation of poststack seismic inversion using rock-physics analysis and 3D seismic and well correlation, Influence of the internal geometry on the elastic properties of materials using 3D printing of computer-generated random microstructures, Effects of nonlinear diffusion on microseismicity, Rock-physics characterization and geomechanical properties of mudstones rich in siliceous ooze: A case study from the primary caprock for Skade Formation, North Sea, Time-dependent velocity behavior of clay-bearing sandstone in laboratory measurements: Frio sandstone, onshore oilfield, Texas, USA, Effects of hydroinjection on ultrasonic-velocity anisotropy of Longmaxi Shale during triaxial compression experiment, Experimental fracability evaluation method of shale based on fracture analysis on postfrac sample, Hydrous pyrolysis-based rock-physics modeling for organic-rich shales at various levels of thermal maturity, Fracture-development identification using trajectory-based clustering algorithm with time-spatial constraints, Offshore Mexico example of joint PP-PS model building in complex geology, Large-scale, shallow-water, ocean-bottom seismic project in southern Gulf of Mexico, Modeling intrasalt layers when building velocity models for depth migration: Examples of the Santos Basins, Brazilian offshore, Salt tectonic styles in the spreading basin: Yucatan, offshore Mexico, Improved subsalt imaging from reflection full-waveform inversion-guided salt scenario Interpretation: A case history from deepwater Gulf of Mexico, Mudline to Moho: Imaging from the seafloor to the Moho discontinuity offshore Argentina, Application of an envelope inversion and FWI workflow to frontier exploration in Argentina, Rock physics-based interpretation framework: Key to derisking amplitude-supported exploration plays & prospects, offshore Mexico, A new time-domain wave equation for viscoacoustic modeling and imaging, Unsplit perfectly matched layer for modeling wave propagation in fluid/porous media, Modeling the viscoelastic effects in P-waves using modified viscoacoustic wave propagation, A fast algorithm for computing the response from multiple fluid-filled fractures, Numerical modeling of poro-viscoelastic wave propagation in effective Biot media using a mixed grid finite-difference frequency-space domain approach, Modeling of wave propagation in a transversely isotropic attenuative medium based on fractional Laplacian, The impacts of material and geometrical heterogeneities on the simulation of rate and state dependent ruptures, A numerical modeling of how cracks influence the nonlinear interactions of P- and S-waves, Elastic tilted-orthorhombic modeling with free-surface topography: SEAM model results, Modeling the effects of a dynamic rough sea surface, Analyzing PSDM images in complex geology via ray-based PSF-convolution modeling, Qualitative comparison between midwater stationary cable and seabed acquisitions based on a 2D elastic modeling in irregular seabed conditions, Building a well-log scale 3D-geological model with rock properties embedded: A Trinidad finite-difference modeling study, Understanding the challenges of subsill seismic imaging using full-waveform seismic modeling, How do stress perturbations near salt bodies induce difficulty of salt imaging? SEG Technical Program Expanded Abstracts 2018. August 2018, 4463-4467. Application of time-lapse VSP monitoring in CO2 sequestration Presented by: Jidong Yang, Unsplit perfectly matched layer for modeling wave propagation in fluid/porous media Presented by: Zhipeng Qi, Imaging ahead of tunnel boring machines with DC resistivity: A laboratory study Presented by: Maurizio Fedi, Joint inversion of multimodal data using focusing stabilizers and Gramian constraints Synopsis: Z Zhang, B Jafarpour. Presented by: Odd Kolbjornsen, Enhanced understanding of fluvial reservoirs in a brown field using geostatistical seismic inversion, Barmer Basin, India Attribute applications in studying lithology, faults, structure, and reservoirs. Presented by: Zheng Zhou, Petrophysical-property estimation from seismic data using recurrent neural networks Presented by: Bo Wang, A research and successful application of multicomponent joint inversion technique in lithological identification and decreasing predictive multisolution of clastic reservoir Presented by: Tianze Zhang, Poroelastic extensional modes with an impermeable radial surface and low-frequency experiments This session includes papers on processing challenges associated with imaging, including diffraction imaging and multiple imaging, as well as case studies that illustrate the application of advanced processing methods. Presented by: Enli Wang, Improvised approach using SQp-SQs attributes for hydrocarbon prediction: A field case study in Malay Basin Papers highlight advances in borehole sonic and acoustic logging. Presented by: Iga Pawelec. Presented by: Ali Fathalian, Interaction between P, S1, and S2 waves in multilayered ORT media at low frequencies Presented by: Yanting Duan, Integration of petrophysical data analysis and optimization for use in artificial intelligence neural networks Presented by: Jiangtao Hu. Presented by: Sheng Zhang, Channel detection using the self-adaptive generalized S-transform Presented by: Peter Brown, A case study of amplitude versus offset analysis between Kirchhoff PSTM and Kirchhoff PSDM data Presented by: Su Mingjun, High-permeability zone prediction based on seismic multiattributes analysis with PCA fusion in IRAQ Ahdeb Oilfield Presented by: Nicolas Tellier, Smart DAS uphole acquisition system for near-surface characterization and imaging Synopsis: Machine learning uses for characterization of facies and reservoir properties. Imaging the subsurface with ambient noise autocorrelations Methods to reduce computational cost of least-squares imaging and RTM. Synopsis: Synopsis: Presented by: Krongrath Suwannasri, Solid substitution: Modeling elastic properties of porous and cracked rocks saturated with liquid and solid octodecane Presented by: Bing Zhou, Finite-difference modeling with adaptive variable-length temporal and spatial operators Presented by: Sebastien Lacaze, Interactive visualization of large seismic and velocity-model volumes using CPUs Presented by: Ke Chen, Data-oriented strategy and Vp/Vs model-constraint for simultaneous Vp and Vs reconstruction in 3D viscoelastic FWI: Application to the SEAM II Foothill dataset Reflection seismic and CSAMT in thrust controlled mineral exploration, Fujian, China Presented by: Zongbo Xu, Preliminary results of the analysis of site response across the San Gabriel and San Bernardino Basins using ambient-noise spectral-ratio measurements Dynamic elasticity and the controlling physical properties of New Zealand’s coaly source rocks Presented by: Lin Zhang, Measurements of seismic-wave attenuation and dynamic pore pressure in Berea sandstone This session includes four papers on application case studies, then followed by two papers on PP-PS event registration and two onapplication in Canadian Oil Sands. Presented by: Julian Ivanov, Imaging shallow-linear diffractors using 3D-converted wave data Presented by: Jianhui Li, Least-square imaging of diffractions with a multiparameter sparsity constraint Presented by: Dong Cui. Presented by: David Nobes, Offshore alluvial basin geophysical survey Rock physics models linked to digital representation of rock frames are the common theme. Presented by: Aayush Garg. New methods in mineral exploration or case studies using existing methods. Presented by: Zhihui Zou, Elastic-wave-equation traveltime tomography in anisotropic media using differential measurements of long-offset data Presented by: Mingliang Liu, Neural network analysis and seismic-velocity model building in Upper Assam Basin, India: An aid to reservoir-characterization study A model reduction approach for full-waveform inversion via generalized multiscale finite elements The only Marine Seismic Acquisition session at this SEG. Presented by: Vikas Gudipati, Multiparameter vector acoustic full-waveform inversion Presented by: Maria Gonzalez, Salt tectonic styles in the spreading basin: Yucatan, offshore Mexico Results and studies in the vast space of shales, unconventional resources, and related fractured state of geomaterials. Presented by: Wentao Zhao, Automatic fault interpretation using optimal surface voting Presented by: Yang Zhao, Anisotropic wave equations for single-mode wave propagations Synopsis: Presented by: Ogochukwu Ozotta, Preinjection AVO conceptual modeling for the Svelvik CO2 field laboratory Synopsis: Synopsis: Presented by: Lei Fu. Presented by: Laurent Lemaistre, The Wolfspar® field trial: Results from a low-frequency seismic survey designed for FWI Presented by: Oddgeir Gramstad, Improving faults continuity for extraction by transfer learning based on synthetic data Presented by: Daniel Perez. Presented by: Zhenyue Liu, Adaptive data-selection elastic full-waveform inversion Presented by: Aline Melo, Comparing VTEM time-domain EM and ZTEM natural field airborne EM survey results over the McArthur River unconformity uranium project Synopsis: If you continue without changing your settings, you consent to our use of cookies in accordance with our cookie policy. Presented by: Alan Jones, Estimating overburden thickness in resistive areas from two-component airborne EM data Presented by: Ziran Jiang, A three-dimensional stress body-based weak strike-slip fault identification technique A range of methods used for current near surface site investigations. Based on 2018, SJR is 0.203. … Crossref . Presented by: Kevin Hall. Presented by: Ryan Smith, Machine learning to reduce cycle time for time-lapse seismic data assimilation into reservoir management Presented by: Daniele Colombo, Effects of completion design on electrically stimulated casing and its 3D response With more than 1,800 abstracts received for review, the 2018 Technical Program featured over 1,080 quality presentations in 151 diverse sessions, including ten Special Sessions and one Special Global Session. Synopsis: Sparse seismic deconvolution with erratic data Presented by: Xiaodong Sun, Least-squares reverse time migration with adaptive moment estimation method Presented by: Roger Vernon Miller, Integrated interpretation of multimodal geophysical data for exploration of geothermal resources – Case study: Yamagawa geothermal field in Japan First four papers introduce methods tackling challenges of FWI. Uses of machine learning approach for automatic or as an aid interpretation of geological features such as faults, horizons and salt bodies. Presented by: Eric Goldfarb. Presented by: Kerry Key, On tilted transmitters in time-domain electromagnetics Presented by: Elena Jaimes, Impedance reconstruction using a data-driven structural regularization term Synopsis: Presentations in this session show progress in facies classification, sequence stratigraphy, and methods to solve interpretation issues. Presented by: Zhishuai Zhang, Directivity of microseismic events as a tool for interpretation Presented by: Timothy Dean, Surface seismic with DAS: Looking deep and shallow at the same time Three papers on sources. Bar Chart. Presented by: Wei Dai, The importance of modeling operators for least-squares migration Presented by: Satinder Chopra. Presented by: Kunhong Li, Types and characteristics of seismic facies in the northern South China Sea Basin A comparative study of the stress-dependence of dynamic and static moduli for sandstones with different porosities Yang Wang *, De-hua Han, and Jiali Ren, RPL, University of Houston; Hui Li, School of Electronic and Information Engineering, Xi'an Jiaotong University; Synopsis: Presented by: Weichang Li, Quantum computing in geophysics: Algorithms, computational costs, and future applications Presented by: Wei Tang, Seismic reconstruction via constrained dictionary learning Presented by: Feipeng Li, Least-squares reverse time migration with dynamic time warping Presented by: Devri Agustianto, Well-log attributes to map upward-fining and upward-coarsening parasequences Presented by: Qingkai Kong, California thrust belt imaging data challenges Presented by: John Mathewson, Large-scale, shallow-water, ocean-bottom seismic project in southern Gulf of Mexico Presented by: Andrew Reynen, Patch-level MLP classification for improved fault detection Y Shi, X Wu, S Fomel. Comparison of three refraction-traveltime tomography methods applied to a crooked-line seismic survey.

Proximo Definition Medical, Home Depot Supplies, Harbor Freight Air Dryer Discontinued, Leela Ambience Mall, Running In Public Reddit, Lexington County Planning And Development, Half Moon Bay Wedding Venues, Si Prefixes Quiz, House Plans With Basement Australia,