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The AAPG/Datapages Combined Publications Database
Showing 1,123 Results. Searched 200,293 documents.
Abstracts: Seismic Wave Propagation and Imaging in Heterogenous Media; #90173 (2015)
Yijian Meng, Emmanuel Bongajum, and Bernd Milkereit
Search and Discovery.com
..., the effect of anisotropy due to heterogeneities in elastic rock properties has been examined using 2-D finite difference elastic wave modeling...
2015
Simulation of Light Hydrocarbon Migration in a Stacked Petroleum Reservoir at Teapot Dome, Wyoming, with Pressurization During Carbon Dioxide Sequestration
Ronald W. Klusman
AAPG Special Volumes
.... The term z is commonly represented by x in finite-difference notation, but the diagram is turned vertically to represent buoyant migration of gas...
2009
Abstract: Simultaneous P-P and P-S Waveform Inversion Algorithm Using Pre-Stack Time Imaging Method ; #90187 (2014)
Hassan Khaniani, John C. Bancroft, and Eric von Lunen
Search and Discovery.com
... a forward modeling and a depth migration. The forward modeling engine, which is usually based on a finite difference solution of the elastic wave equation...
2014
Conceptual Site Models
Van Price, Tom Temples and Tom Nicholson
Search and Discovery.com
.... Wang, H.R., and M.P. Anderson, 1982, Introduction to groundwater modeling; finite difference and finite element methods: 237 p. Ward, C.H., J.A....
Unknown
EOR Development in Central Sumatra: A Critical Path Approach
D. L. Barge, C. A. VanAllen
Indonesian Petroleum Association
... with a preliminary estimate of project investments was utilized to establish the priority of the first several waterflood projects. Full field finite difference...
1992
Enhanced Monitoring of Geologic Carbon Sequestration Using 3-D Passive Microseismic Location Techniques
Delaine Reiter and William Rodi
Search and Discovery.com
... homogeneous up to 3-D velocity models Ray tracing with choice of two different algorithms: Example Regional 3D P Ray Path Finite-difference first...
2009
Shallow Velocity Model Building Considerations for Prestack Depth Migration in Unconventionals
Mike Perz, Josef Heim, Candace Bruins
Unconventional Resources Technology Conference (URTEC)
... was observed in the single-layer delay-time case. Figure 1. Reference (“ideal”) velocity model used in finite-difference modeling. Shallow velocity model...
2019
Results of a Vibroseis Sourced 3D Seismic Survey, Phetchabun Basin, Thailand
David Remus, Rex Prosser
Southeast Asia Petroleum Exploration Society (SEAPEX)
... was 200 milliseconds. Datum statics were calculated using 3D refraction statics. 3D dip move-out (DMO) and 2-pass finite difference 3D migration were...
1992
Abstract: Seismic Modeling of Fluvial Reservoirs in Outcrop, by E. Campbell; #90990 (1993).
Search and Discovery.com
1993
Abstract: Planning a Seismic Survey Offshore Myanmar Using Finite Difference Modeling and a Conceptual Earth Model; #90294 (2017)
Michele Buia, Francesca Salvi, Alessia Ravasio, Ivan Staine
Search and Discovery.com
...Abstract: Planning a Seismic Survey Offshore Myanmar Using Finite Difference Modeling and a Conceptual Earth Model; #90294 (2017) Michele Buia...
2017
Abstract: Transmission Imaging: Moving Source Offset VSP (MSOVSP) Case Study; #90172 (2014)
Emmanuel Bongajum, Bernd Milkereit, Douglas Schmitt
Search and Discovery.com
... seismograms were modeled using a 3D viscoelastic finite difference code (Bohlen, 2002). The data acquisition was symmetric about the borehole...
2014
ABSTRACT: BURIED GAS HYDRATES IN THE DEEPWATER OF THE SOUTH CASPIAN SEA, AZERBAIJAN: IMPLICATIONS FOR GEO-HAZARDS; #90024 (2004)
Camelia C. Diaconescu, James H. Knapp, Robert M. Kieckhefer
Search and Discovery.com
.... Principal steps included wavelet deconvolution, spherical divergence, bandpass filtering, surface consistent amplitude scaling, finite-difference...
2004
Abstract: Full Waveform Inversion of Crosswell Seismic Data Using Automatic Differentiation; #90187 (2014)
Danping Cao and Wenyuan Liao
Search and Discovery.com
... dispersion. Here we use a finite difference method that is second-order in time and fourth-order in space. To reduce the effect from the AAPG Search...
2014
Abstract: Time-Reversal Extrapolation for Microseismic Event Localization; #90224 (2015)
Zhenhua Li and Mirko van der Baan
Search and Discovery.com
... a finite difference operator is used for extrapolation (Fleury and Vasconcelos, 2013). Alternatively, acoustic time-reversal extrapolation can be achieved...
2015
Acoustic modelling with elastic AVA effects
Robin P. Fletcher, James Hobro, James Rickett
International Meeting for Applied Geoscience and Energy (IMAGE)
... calculation (thin red) are plotted as well as the critical angle. The elastic finite-difference modelling results for each of the four elastic models...
2023
Incorporating refraction time-shifts into geophysical monitoring systems for monitoring shallow CO2 accumulations
Martyn Steel, Sjoerd A.L. De Ridder, Mike Branston, James Butt, Gabrielle Busanello
International Meeting for Applied Geoscience and Energy (IMAGE)
... Table 1 Parameters used in synthetic layer cake models for synthetic finite-difference modelling of marine seismic experiments. High-velocity layer...
2023
Traveltime Computations for Locating the Source of Micro Seismic Events and for Forming Gridded Traveltime Maps
John C. Bancroft
Search and Discovery.com
... Article #90168©2013 CSPG/CSPE GeoConvention 2007, Calgary, Alberta, Canada, May 14-17, 2007 industry standard (Vidale 1988) uses a finite difference...
Unknown
Traveltime Computations for Locating the Source of Micro Seismic Events and for Forming Gridded Traveltime Maps
John C. Bancroft
Search and Discovery.com
... Article #90168©2013 CSPG/CSPE GeoConvention 2007, Calgary, Alberta, Canada, May 14-17, 2007 industry standard (Vidale 1988) uses a finite difference...
Unknown
An immersed boundary topography approach for TTI acoustic propagation
Edward Caunt, Rhodri Nelson, Tim MacArthur, Fabio Luporini, Gerard Gorman
International Meeting for Applied Geoscience and Energy (IMAGE)
... Association of Petroleum Geologists REFERENCES Almuhaidib, A. M., and M. N. Toksoz, 2015, Finite difference elastic wave modeling with an irregular free...
2024
Acoustic target-level full-waveform inversion: Applied to ocean-bottom seismic data
Carlos A. N. da Costa, João M. de Araújo, D.J. Verschuur, Aydin Shoja
International Meeting for Applied Geoscience and Energy (IMAGE)
... Science Publication Company, Inc. Thorbecke, J., and D. Draganov, 2011, Finite-difference modelling experiments for seismic interferometry: Geophysics, 76...
2024
Abstract: Applicability of TTI RTM to Structured Land Datasets; #90172 (2014)
Charles Ursenbach, Yan Yan
Search and Discovery.com
... in highly structured media. The present calculations have been carried out using a finite-difference implementation of RTM (Zhang and Zhang, 2008...
2014
Automated hyper-parameter optimization for deep learning framework to simulate boundary conditions for wave propagation
Harpreet Kaur, Sergey Fomel, Nam Pham
International Meeting for Applied Geoscience and Energy (IMAGE)
..., Overcoming numerical dispersion of finite-difference wave extrapolation using deep learning: 89th Annual International Meeting, SEG, Expanded Abstracts...
2022
AAPG/Datapages Discovery Series No. 7: Multidimensional Basin Modeling, Chapter 15: Simple 3-D Modeling of Hydrocarbon Migration
Wangen, M., T. Throndsen
AAPG Special Volumes
.... 723759.Schneider, F., S. Wolf, I. Faille, T. Galloet, and W. Choueri, 1992, Hydrocarbon migration in basin modeling: Is the combined use of finite element...
2003
Multi-survey full-waveform inversion gradient balancing with illumination probing method
James Xu, David F. Halliday, Federico G. Andreasi, Xikai Zhao, James Rickett
International Meeting for Applied Geoscience and Energy (IMAGE)
... International, 193, no. 3, 1479–1505. Regone, C. J., 2007, Using 3D finite-difference modeling to design wide-azimuth surveys for improved subsalt imaging...
2024
Abstract: Near-surface Issues in TTI Wave Equation Migration from Topography; #90171 (2013)
Chuck Ursenbach, Richard A. Bale, and Samuel H. Gray
Search and Discovery.com
.... Consequently a variety of solutions have been proposed. The first method that was both accurate and efficient was applied to finite-difference methods...
2013