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The AAPG/Datapages Combined Publications Database
Showing 1,123 Results. Searched 200,357 documents.
Three-dimensional inverse modeling of the refractive heat-flow anomaly associated with salt diapirism
Seiichi Nagihara
AAPG Bulletin
...: Geology, v. 20, p. 169172.Smith, G. D., 1985, Numerical solution of partial differential equations: finite difference methods: London, Oxford...
2003
Surface Modeling for Sedimentary Basin Simulation: Chapter 8
John C. Tipper
AAPG Special Volumes
... basin. Triangle-based interpolation is first used to specify the initial conditions for the simulation, and then a triangle-based finite-difference...
1992
Localized wavefield inversion (LWI): An adaptation of multi-block ADMM for localized FWI
Hossein S. Aghamiry, Ali Gholami, Stephane Operto, Alison Malcolm
International Meeting for Applied Geoscience and Energy (IMAGE)
..., Application of the finite-difference contrast-source inversion algorithm to seismic full-waveform data: Geophysics, 74, no. 6, WCC47–WCC58, doi: https...
2022
-- no title --
Ehsan, Athar
Search and Discovery.com
...) absorbing boundary conditions was adopted to absorb spurious reflections from the boundaries. We used the optimal finite difference method...
Unknown
Abstract: 3D Time Domain Full Waveform Inversion Based on Multiscale Adapted Variable Grid Method Case Study Majunga Basin East African Coast; #91204 (2023)
Mukiibi Ssewannyaga Ivan, Jian-Ping Huang, Zi-Ying Wang, Jidong Yang, Jin Keji
Search and Discovery.com
... the boundaries. We used the optimal finite difference method with accuracy of 𝑂(∆𝑡 2 , ∆𝑥 8 ) as time-domain modeling operator. In order...
2023
Hierarchical elastic velocities reconstruction with Eikonal-equation-based characteristic reflection traveltime tomography
Jianhua Wang, Jianming Zhang, Liangguo Dong, Yandong Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
.... The finite-difference forward modeling of the elastic wave equation in this model is used to generate the observed data. The total dataset comprises 125...
2024
A simulation of large-scale groundwater flow in the Niger Delta, Nigeria
Duke U. Ophori
Environmental Geosciences (DEG)
... and petroleum occurrence. The U.S. Geological Survey three-dimensional finite-difference code, MODFLOW, was used to simulate steady-state flow...
2007
Geostatistical Simulation and Numerical Upscaling, to Model Ground-Water Flow in a Sandy-Gravel, Braided River, Aquifer Analogue
Fabrizio Felletti, Riccardo Bersezio, Mauro Giudici
Journal of Sedimentary Research (SEPM)
... of the simulation. The equivalent hydraulic-conductivity tensor has been computed with finite-difference modeling of groundwater flow for cubic blocks...
2006
Practical Stratigraphy for Groundwater Modeling of Lignite Overburden
Breyer, Roxann H. and Breyer, John A.
GCAGS Transactions
... Jersey, Prentice-Hall, 267 p. McDonald, M. C., and A. W. Harbaugh, 1988, MODFLOW, A modular three-dimensional finite difference ground-water flow model...
2002
HPC advances and impacts to exploration and reservoir development
Khaled Al Dulaijan, Mohammed Alajaji
International Meeting for Applied Geoscience and Energy (IMAGE)
... for correcting acoustic finite-difference amplitudes for elastic effects: Geophysics, 79, no. 4, T243–T255, doi: https://doi.org/10.1190/geo2013-0335.1...
2022
Different Approaches of Combining Geophone and Hydrophone Data From OBC Seismic at Bintuni-Berau Bay, Papua
Tepy Septyana, Yayat Supriatna, Supriyono, Greg Schurter, James Keggin, Jean-Jacques Chameau
Indonesian Petroleum Association
... A., 2009, 3D Finite-Difference Modeling Study of Seismic Imaging Challenges in Bintuni Bay, Irian Jaya Barat, The Leading Edge Shatilo A., Duren R...
2010
Reinvigorating exploration in the Nile Delta and East Mediterranean, Egypt
Gebril Saleh, Amr Talaat, Karim Ali, Ramy Eid, Sugandha Tewari, Hosny Diab, Mohamed Radwan, Mohamed Helal
International Meeting for Applied Geoscience and Energy (IMAGE)
...) algorithms. Figure 2 shows a comparison between the legacy finite-difference volumes and the updated RTM image. Significant improvement in both the sub...
2022
A simple modeling experiment for understanding the impact of noise on high-resolution high-density near surface seismic reflection data
Ted Stieglitz, Jim Pfeiffer, Juan Ortega, Doug Laymon
International Meeting for Applied Geoscience and Energy (IMAGE)
...) were considered: Kirchoff (sukdmig2d) and two one-way wave equation methods: Fourier Finite Difference (supreffd) and Phase Shift Plus Interpolation...
2024
Improved subsalt imaging in the Eastern Mediterranean Sea with converted wave attenuation
Monica Hartmann, Jana Caskey, Benjamin Cole, James McLeman, Tom Rayment, Ares Ouzounis
International Meeting for Applied Geoscience and Energy (IMAGE)
... a reflectivity model specific to this surface. This reflectivity is then given to a 3D dual-leg visco-acoustic Born two-way forward modelling finite-difference...
2024
Key to Successful Petroleum System Analysis: Understanding of Input Parameters in 2D Basin Modeling
Akihiko Okui
Indonesian Petroleum Association
... and Accumulation) is a finite difference code developed by the Technology Research Center of Japan National Oil Corporation. SIGMA-2D can simulate the generation...
1997
Reservoir Description by Interferometric Imaging of VSP Data in Transition Zones
Thomas Radford, Martin Karrenbach, Ferry Yustiana, Willi Brianno, Dhea Wachju
Indonesian Petroleum Association
... finite difference elastic modeling algorithm (Karrenbach, 2000), which captures complete overburden responses due to fine-scale layering as well as target...
2013
Modelling the Contribution of Individual Seams to Coal Seam Gas Production
Vanessa Santiago, Ayrton Ribeiro, Suzanne Hurter
Unconventional Resources Technology Conference (URTEC)
... dynamic change in reservoir properties. Multi-phase and multi-component calculations are solved by finite difference methods applied to each grid block...
2019
Statistical imaging through strongly scattering near-surface with path summation techniques
Andrey Bakulin, Ilya Silvestrov, Maxim Protasov, Dmitry Neklyudov
International Meeting for Applied Geoscience and Energy (IMAGE)
.../s. To simulate input for imaging, we generate zero-offset seismic data using acoustic finite-difference methods that follow the exploding reflector concept...
2024
Reef Delineation by Multiple Offset Borehole Seismic Data Collection: A Case Study
D. E. Miller and L. Dupal
AAPG Special Volumes
..., 1984; Koehler and Koenig, 1984; Wiggins and Levander, 1984), phase-shifting in the frequency domain (Gazdag and Sguazzero, 1983), and finite-difference...
1987
Assessing and processing three-dimensional photogrammetry, sedimentology, and geophysical data to build high-fidelity reservoir models based on carbonate outcrop analogues
Ahmad Ramdani, Pankaj Khanna, Gaurav Siddharth Gairola, Sherif Hanafy, and Volker Vahrenkamp
AAPG Bulletin
... resolution of ∼5.5 to 6 m for the stromatoporoid-coral buildup. GPR Forward Modeling We performed a 2-D finite-difference GPR forward modeling...
2022
Deep learning based microearthquake location prediction at Newberry EGS using physics-informed synthetic dataset
Zi Xian Leong, Tieyuan Zhu
International Meeting for Applied Geoscience and Energy (IMAGE)
... for this study. From the synthetic events, we use 3D finite difference acoustic seismic modeling using Madagascar software to simulate synthetic...
2023
Rift-Initiated Permian to Early Cretaceous Subsidence of the Sverdrup Basin
R. A. Stephenson, A. F. Embry, S. M. Nakiboglu, M. A. Hastaoglu
CSPG Special Publications
... asthenosphere. The thermal problem is solved by the method of finite difference considering the sedimentary layer, lithosphere, and the asthenosphere...
1987
A Coupled Three-Dimensional Hydraulic Fracture Propagation Model Considering Multiple Bedding Layers
Jizhou Tang, Kan Wu, Lihua Zuo, Christine Ehlig-Economides
Unconventional Resources Technology Conference (URTEC)
... flow governed by finite difference methodology considers the flow in both vertical fractures and opening bedding planes. An iterative algorithm is used...
2018
Optimization method of geometry and application based on Fresnel Gaussian beam forward modeling
Yang Jing, Yu Fuwen, Xu Xiaokun, Lv Shuang, Wang Xiangqian
International Meeting for Applied Geoscience and Energy (IMAGE)
... and migration is approximately equal to one fifth of the time of conventional wave equation finite difference forward modeling and reverse time...
2024
Hydrodynamics of Denver Basin: Explanation of Subnormal Fluid Pressures
Kenneth Belitz, John D. Bredehoeft
AAPG Bulletin
...------------------------------ Geological Survey Bulletin 168, 147 p. Faust, C. R., and J. W. Mercer, 1977, Finite-difference model of two-dimensional, single...
1988