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The AAPG/Datapages Combined Publications Database
Showing 1,123 Results. Searched 200,357 documents.
A deep learning based surrogate and uncertainty quantification for fast electromagnetic modeling in complex formations
Yuchen Jin, Chaoxian Qi, Li Yan, Yueqin Huang, Xuqing Wu, Jiefu Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
... synthetic data of ultra-deep directional electromagnetic logging measurements. Compared to rigorous numerical methods such as the finite difference...
2022
Numerical Models of Fluid Flow in Carbonate Platforms: Implications for Dolomitization
Jonathan Kaufman
Journal of Sedimentary Research (SEPM)
... common dolomitization models. A two-dimensional, finite-difference code (Bethke 1985) was used to simulate single-phase flow of variable-salinity fluids...
1994
An Efficient Optimization Workflow for Field-Scale In-Situ Upgrading Developments
Guohua Gao, Jeroen C. Vink, Faruk O. Alpak, Weijian Mo
Unconventional Resources Technology Conference (URTEC)
... is to estimate it by applying the finite-difference method. A distinct advantage of using the finite-difference method is the feasibility of applying...
2014
Combining high resolution modelling and one-way wave field extrapolation migration to image beneath a complex overburden: A case study from Porcupine Basin, Ireland
Partha Pratim Mandal, Weidi Koh, Julien Bluteau, David Laws, Jennifer Greenhalgh
Petroleum Exploration Society of Australia (PESA)
... migration implementations, such as a Fourier Finite Difference (FFD) Migration (Valenciano et al, 2009), require no smoothing of the velocity model...
2016
Modeling the Rollovers of Sandy Clinoforms from the Gravity Effect on Wave-Agitated Sand
Neil C. Mitchell
Journal of Sedimentary Research (SEPM)
... morphology. Figure 3A was produced using a simple finite-difference evaluation of Equation 1 in which sand was supplied from the left boundary...
2012
Data selection for velocity model estimation using a circular shot OBN survey
Felipe T. Costa, Sergio L. E. F. da Silva, Ammir A. Karsou, Felipe Capuzzo, Roger M. Moreira, Jorge Lopez, Marco Cetale
International Meeting for Applied Geoscience and Energy (IMAGE)
...) applications using a circular shot OBN survey. The synthetic seismic data was generated solving the acoustic wave equation by the finite difference...
2023
Abstract: Feasibility Testing of Time-lapse Seismic Monitoring with Full Waveform Tomography; #90171 (2013)
Chad Hogan, Ken Hedlin, Gary Margrave, and Michael Lamoureux
Search and Discovery.com
... constrained by computational limitations. The forward modelling was performed on the perturbed model using the 2D acoustic frequency-domain finite...
2013
Abstract: Surface-consistent Matching Filter for Time-lapse Processing; #90174 (2014)
Mahdi H. Almutlaq and Gary F. Margrave
Search and Discovery.com
... incremented by 10m. The maximum record length is 1s with a 4ms sampling interval. An acoustic finite-difference modeling algorithm is used to create the shot...
Unknown
Mapping of Salt Structures in the Gulf of Mexico Using Marine CSEM
J.J. Zach, M.A. Frenkel, P. Lindhom, A.M. Ostvedt-Ghazi, A. Kumar, T. Pham
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... from the difference field using a Green’s function formulation (Støren et al., 2008). To produce modeled data, a fast finite-difference time-domain...
2009
Efficient lossy compression of seismic wavefields via GPU-based Tucker decomposition
Yongjie Tang, Wei Zhang, Wu Wang, Tao Lei
International Meeting for Applied Geoscience and Energy (IMAGE)
.... The engine of seismic wave simulation with GPU is based on 3D collocated-grid finite-difference algorithm on curvilinear grids (Zhang and Chen, 2006...
2024
Extended full-waveform inversion to improve the subsalt imaging in GOM
Guojian Shan, Jingru Chen, Zhemin Tan, John Chen, Yue Wang, Xiaoting Lou, Jennifer Zhang, William Lester
International Meeting for Applied Geoscience and Energy (IMAGE)
... and receiver locations, respectively. Given the velocity model 𝑚, the modelled data is obtained by forward finite-difference modelling. It is well known...
2024
References Cited: Part 7. Geophysical Methods
AAPG Special Volumes
.... Alford, 1976, Synthetic seismograms--a finite difference approach: Geophysics, v. 41, p. 2-27. Kimball, C. V., and T. L. Marzetta, 1984, Semblance...
1992
The use of FWI in coal exploration
Mehdi Asgharzadeh, Maryam Bahri, Milovan Urosevic
Petroleum Exploration Society of Australia (PESA)
... using finite difference algorithm and inverted these data back for model parameters to assess the potential of the FWI algorithm. Using only a short...
2018
Variation of Bottom-simulating-reflection Strength in a High-flux Methane Province, Hikurangi Margin, New Zealand
Stuart A. Henrys, Derek J. Woodward, Ingo A. Pecher
AAPG Special Volumes
... difference migration of the stacks with a constant 1.5 km/s (4921 ft/s) velocity field. No frequency filtering was applied. The resulting image for line...
2009
Designing Coal-Bed Methane Seismic Acquisition Survey Parameters Using Finite Difference Modeling
Abdul Haris, Befriko Murdianto, Adriansyah
Indonesian Petroleum Association
...Designing Coal-Bed Methane Seismic Acquisition Survey Parameters Using Finite Difference Modeling Abdul Haris, Befriko Murdianto, Adriansyah © IPA...
2009
Abstract: Investigation of Electromagnetic Heating Methods for Heavy Oil Reservoirs, by A. Sahni; #90911 (2000)
Search and Discovery.com
2000
ABSTRACT: 2-D Seismic Modeling of CO2 Fluid Replacement of the Redwater Leduc Reef for CO2 Storage Project, Alberta; #90108 (2010)
Taher M. Sodagar and Don Lawton
Search and Discovery.com
... the reef and formations below the reef based on seismic attributes and characters. Common shot ray tracing and finite difference modeling were undertaken...
2010
Abstract: Linear Solid/Fluid Seismic Model for Heavy-Oil Related Media; #90224 (2015)
Igor B. Morozov and Wubing Deng
Search and Discovery.com
... elasticity, viscosity, and plasticity. GLS equations of motion take the form of differential matrix equations, and finite-difference schemes can be readily...
2015
Seismic simulations of experimental strata
Lincoln Pratson, Wences Gouveia
AAPG Bulletin
... in finite-difference modeling and migration by flux-corrected transport: Geophysics, v. 60, no. 6, p. 1830ñ1842. Gazdag, L., and P. Squazzero, 1984...
2002
Thermal Regimes of Small Basins: Effects of Intrabasinal Conductive and Advective Heat Transport
L. Alison Weir, Kevin P. Furlong
CSPG Special Publications
... into the basin, were tested using a finite difference algorithm to solve the steady state two-dimensional conductive heat flow equation. A finite...
1987
Geophysical Techniques Used in Petroleum Exploration in the Ying Ge Hai Area, Zhanjiang, SW Guangdong Province, China
L. William Edwards
Circum Pacific Council Publications
... and 24 show black-and-white examples of a stacked and migrated profile using the finite difference migration Figure 19. Computer-generated gravity...
1989
Exploring the horizontal component of OBN surveys for added value to imaging
Samara Omar, Jim Simmons, Carlos Calderón
International Meeting for Applied Geoscience and Energy (IMAGE)
... a finite difference forward modeling scheme to simultaneously acquire the pressure, vertical and horizontal components at the water-solid interface. Free...
2023
Echo phone for direct attenuation indication
Lu Liu, Tong Fei, Fuhao Qin, Yi Luo
International Meeting for Applied Geoscience and Energy (IMAGE)
... evenly distributed shot gathers via visco-acoustic finite difference method. Each shot has 600 receivers uniformly distributed on the surface...
2022
Decoupled approximation of qP- and qSV-wave in attenuated TI media
Rong Huang, Zhiliang Wang, Guojie Song
International Meeting for Applied Geoscience and Energy (IMAGE)
... an efficient and stable hybrid finite-difference and pseudospectral method to solve the decoupled new qP- and qSVwave equations. Finally, several...
2023
3D Inversion of Crosswell Electromagnetic Data Collected between Extremely Spaced Horizontal Wells, #41860 (2016).
Ping Zhang, Alberto Marsala, Stig Lyngra, Wael Abdallah, Mike Wilt
Search and Discovery.com
.... (2015). A sample of the data used for 3D inversions is presented in Figure 1. Inversion Practice Field data were interpreted with a 3D finite...
2016