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The AAPG/Datapages Combined Publications Database
Showing 1,123 Results. Searched 200,357 documents.
Abstract: Wormhole Forward Modeling and Seismic Responses; #90187 (2014)
Xiaoqin Cui, Laurence R. Lines, Edward S. Krebes, and Joan Embleton
Search and Discovery.com
... (Schoenberg, 1980) and generalized homogeneous finite difference approach (Korn and Stockl, 1982) with the fracture parameters to model the wormholes...
2014
High Performance Computation by Graphics Processor Unit Technology for Geophysical Seismic Signal Processing, #40727 (2011)
Sunjay Sunjay
Search and Discovery.com
... of Common-Azimuth Data: Geophysics, v. 61/6, p. 1822-1832. Ristow, D., and T. Ruhl, 1994, Fourier Finite-Difference Migration: Geophysics v. 59/12, p...
2011
Thrust Faulting and Hydrocarbon Generation: REPLY
Janell D. Edman , Kevin P. Furlong
AAPG Bulletin
... and erosional histories, we used a finite-difference numerical model to calculate the thermal and maturation trajectories at two of their three modeling...
1987
Cross-Well Seismology: A New Production Tool
B. N. P. Paulsson, R. T. Langan
Indonesian Petroleum Association
... model based upon a producing field in the Southern San Joaquin Valley (USA). A finite difference solution to the acoustic wave equation was used...
1988
An immersed absorbing boundary condition for scalar wavefield modeling under topography
KeJi Chen, Hanming Chen, Hui Zhou
International Meeting for Applied Geoscience and Energy (IMAGE)
... that needs be considered in finite-difference (FD) numerical simulations of seismic waves. To avoid the artificial edge reflections from the irregular...
2022
Uncertainty quantification of full-waveform inversion with adaptive MCMC method
Shuhua Hu, Zeyu Zhao
International Meeting for Applied Geoscience and Energy (IMAGE)
... finite difference (FDFD) solver. Numerical results using synthetic Marmousi model demonstrate the correctness of our method. By introducing...
2023
Estimating subsurface geostatistical parameters from surface-based GPR reflection data using a deep-learning approach
Yu Liu, James Irving, Klaus Holliger
International Meeting for Applied Geoscience and Energy (IMAGE)
... in applied geophysics. Tests on a wide range of realistic synthetic GPR data generated using a finite-difference timedomain (FDTD) solution of Maxwell...
2023
Seismic Technologies for Unconventional Reservoir Characterization: Wamsutter Field Case Study; #110159 (2011)
Rosemarie Geetan, Brian Hornby, Ricko Wardhana
Search and Discovery.com
... receivers so every Rx recorded every shot โ final survey design included >8000 Rx and >7000 shots 5 Survey Design: 3D VSP Finite Difference Modeling...
2011
Velocity model building and imaging driven by FWI with dual-azimuth data in a complex salt environment: Brazil case study
Xu Li, Christine Gans, Young Ho Cha, Diwi Snyder, Gopal Palacharla, Vijay Gottumukkula, Yaofeng He, Hongchuan Sun, Tetyana Vdovina, Xueyi Jia, Valeriy Brytik, Inmaculada Dura-Gomez
International Meeting for Applied Geoscience and Energy (IMAGE)
..., then 3.5Hz, and 5.5Hz, to minimize the cycle skipping effect. An elastic finite difference engine was used for FWI in this project, rather than...
2022
Fast Gauss-Newton full-wavefield migration
Siamak Abolhassani, Eric Verschuur
International Meeting for Applied Geoscience and Energy (IMAGE)
...-equation migration, notable among which are Claerbout (1971) and Claerbout and Doherty (1972) for developing oneway finite-difference migration...
2022
Abstract: Enhanced Surface Seismic Data Processing Using Simultaneous Acquired DAS-VSP Data; #91204 (2023)
Gang Yu, Jinliang Xiong, Junjun Wu, Yuanzhong Chen, Yingshui Zhao
Search and Discovery.com
... and Geosciences Show amplifying finite-difference wavefield extrapolation that compensated for the attenuating propagation of the wavefields in the real...
2023
Statistical depth imaging through complex cluttered near-surface with path summation
Andrey Bakulin, Ilya Silvestrov, Maxim Protasov
International Meeting for Applied Geoscience and Energy (IMAGE)
... for imaging is generated by computing zero-offset seismic data via acoustic finite-difference modeling based on exploding reflector concept (Figure...
2022
Comparison between the Different Approaches of Secondary and Tertiary Hydrocarbon Migration Modeling in Basin Simulators
Sylvie Pegaz-Fiornet, Bernard Carpentier, Anthony Michel, Sylvie Wolf
AAPG Special Volumes
... difference, finite element, or finite volume methods are used for the spatial discretization. Various time schemes are also used for the transport...
2012
Supercomputers for Beginners: PART III: GPU-Accelerated Computing
Lasse Amundsen, Martin Landrรธ, Bรธrge Arntsen
GEO ExPro Magazine
... a finite-difference approximation of the wave equation, the source wavefield is modelled forward in time whereas the wavefield measured at the receivers...
2016
Numerical Modeling of 1D Anomalous Diffusion in Unconventional Wells Using a Nonuniform Mesh
Ralf Holy, Erdal Ozkan
Unconventional Resources Technology Conference (URTEC)
... uses a nonuniform temporal and spatial finite-difference formulation and permits overcoming computational limitations related to the nonlocal space...
2017
Modeling-based amplitude recovery (MBAR)
Yonghe Sun, Zhemin Tan, Jeff Nealon, James Davenport, Mark Fan, Yuli Zhang, Brian Church
International Meeting for Applied Geoscience and Energy (IMAGE)
... ๐ท ๐ ๐ฆ๐ (๐, ๐; ๐ก) for each source ๐ by applying a finite-difference (FD) solver twice, once using the background model ๐ ๐๐ , once using the perturbed model...
2022
Application of phase stabilization Q migration in comprehensive evaluation and identification of tight-reservoir
Yi Bao, Hai-Bo Zhao, Xu Liu, Xiao-Wei Guan, Xin-Yue Song, Cheng Wang, Zai-Jin Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
...) solves the eikonal equation using a new finite difference scheme in the traditional FMM. ๏ฌ ๏ฏ ๏ญ ๏ฏr ๏ฝ ๏ฎ ๏ ( rE ) ๏ฝ 1 v ( x , y , z ) ( x ๏ญ xs ) 2 ๏ซ ( y...
2024
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, WCC47โWCC58, 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 ๐(โ๐ก 2 , โ๐ฅ 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
Three-Dimensional Seismic-Reflection Techniques
Hermann Buchholtz
Circum Pacific Council Publications
... as a splitting approach, using finite-difference techniques, or we perform the 3-D migration as a two-step approach, using any type of conventional...
1989