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The AAPG/Datapages Combined Publications Database
Showing 3,115 Results. Searched 200,357 documents.
Application of Convective-Diffusion Models to Diagenetic Processes
James R. Wood, Ronald C. Surdam
Special Publications of SEPM
... by combining the equations describing chemical reaction with those governing mass transfer This approach leads to a set of differential equations...
1979
Study of Upscaling Permeability from Thin Sections Using 3D Pore Space Image and Pore Network Modeling (Geology Poster 24)
Luluan A. Lubis, Zuhar Zahir Tuan Harith
Geological Society of Malaysia (GSM)
... will be simulated by solving relevant transport equations from the pore network modeling. The permeability from 3D pore space images are used to predict...
2011
Abstract: Generalized Frames for Gabor Operators in Seismic Imaging; #90172 (2014)
Michael P. Lamoureux, Gary F. Margrave, Peter C. Gibson
Search and Discovery.com
.... This approach is a first step towards a good mathematical model or numerical calculus for solving differential equations using these nonstationary techniques...
2014
Abstract: A Phase Shift Plus Interpolation Extrapolation for Two-way Wave Equation Migration; #90172 (2014)
Jianhua Pan
Search and Discovery.com
... multiple arrivals. As a result, the two-way WEM is needed. The two-way WEM is based on solving the two-way wave equation and it does not have...
2014
A Compositional Gas Flow Model for Predicting Pressure and Heating Value Distribution in Complex Pipeline Network System
L. Mucharam, K. A. Sidarto, L. S. Riza, Mubassiran, S. Sophian
Indonesian Petroleum Association
... of nonlinear simultaneous equations obtained by writing the continuity equation at each node in the system. Therefore an iterative technique, for example...
2007
Inexact alternating direction method of multipliers (InADMM) for the acceleration of l2l1 inverse problems
Joaquín A. Acedo, Mauricio D. Sacchi
International Meeting for Applied Geoscience and Energy (IMAGE)
...-update, entails solving a large system of equations in each iteration of the ADMM solver. This research addresses two fundamental questions...
2024
The Teaching-Learning Process Paradox of Earth Sciences Engineering Education
Antonio Hernandez-Espriu, Emilio Sanchez-Leon
GCAGS Transactions
... uses his criteria for solving problems, supported with advanced mathematical tools, available literature, world-class software, Earth observation...
2011
A Technology to Extract Lithology, Porosity and Hydrocarbon Content from Conventional Seismic Data
Roger A. Young
GCAGS Transactions
.... Seismic petrophysics, the application. Solving equations simultaneously requires at least two independent equations. Getting two independent equations...
1999
Simulation of Integrated Surface-Water/Groundwater Flow for a Freshwater Wetland in Selangor State, Malaysia
Bahaa-eldin E. A. Rahim, Ismail Yusoff, Azmi M. Jafri, Zainudin Othman
Geological Society of Malaysia (GSM)
... networks for SW and GW flow components. A finite difference solution of the partial differential equations, describing the processes of overland...
2009
Application of Elastic Parameters in the Basin Modeling of Unconventional Reservoirs; #41935 (2016)
J. A. España, R. López, O. C. Mijangos, A. K. Santana, J. J. Morales
Search and Discovery.com
... properties calculated by solving the Equations (1)-(3) for different mineral volumetric fraction . Each mineral can be considered an inclusion embedded...
2016
A New Method for Handling the Nugget Effect in Kriging
K. Krivoruchko, A. Gribov, J. M. Ver Hoef
AAPG Special Volumes
...), then the solution to the kriging equations yields exact kriging. Otherwise, solving for produces the kriging weights for the measurement errors model...
2006
Acoustic waveform inversion with the Lippmann-Schwinger equation constraint
Rahul Sarkar, Biondo Biondi
International Meeting for Applied Geoscience and Energy (IMAGE)
..., and a two-step alternating minimization strategy to solve it is presented, where each step involves solving a linear least squares problem. We point out...
2022
Calculating Thickness from Outcrop and Drill-Hole Data
H.A.K. Charlesworth, W.E. Kilby
CSPG Bulletin
... by solving the resulting three simultaneous equations (Appendix 5). Figure 2. Diagram showing segments of the top and bottom of a uniformly oriented tabular...
1981
Structural Analysis, and Geometrical Prediction for Change of Form with Depth, of Some Arabian Plains-Type Folds
W. Sugden
AAPG Bulletin
...). RELATIVE ELEVATION EQUATIONS Other structures of the Qatar Peninsula, though much broader and less strongly folded than the Dukhan anticline, suffered...
1962
Exploration and Development based on RTH Technology and AI
Gennady Erokhin, Mariia Erokhina, Kirill Safran, Alexandre Iakovlev
Unconventional Resources Technology Conference (URTEC)
... and hyperattributivity. It turned out that this is a key advantage of the new approach to solving problems of geological prediction using artificial intelligence...
2023
Supercomputers for Beginners: PART III: GPU-Accelerated Computing
Lasse Amundsen, Martin Landrø, Børge Arntsen
GEO ExPro Magazine
... involves solving differential equations that describe the wave propagation under a set of initial, final and boundary conditions and a velocity model...
2016
Generalization Capability of Data-driven Deep Learning Models for Seismic Full-waveform Inversion: An Example Using the OpenFWI Dataset
Ayrat Abdullin, Umair Bin Waheed
International Meeting for Applied Geoscience and Energy (IMAGE)
... to perform fair comparisons among different solving methods. Such geophysical fields as reservoir modelling, oil and gas exploration, CO2...
2023
High-resolution angle gather tomography with Fourier neural operators
Sean Crawley, Guanghui Huang, Ramzi Djebbi, Jaime Ramos, Nizar Chemingui
International Meeting for Applied Geoscience and Energy (IMAGE)
... local convolutional operators. FNOs were introduced as a machine learning method for solving partial differential equations (Li, et al., 2021). They use...
2023
Time-Dependent Hydrodynamic Models of Turbidity Currents Analyzed with Data from the Grand Banks and Orleansville Events
A. D. Kirwan Jr., L. J. Doyle, W. D. Bowles, G. R. Brooks
Journal of Sedimentary Research (SEPM)
... different dynamics. In the initiation phase the mass and momentum conservation equations for both seawater and the sediment stirred...
1986
On the connection between WRI and FWI: Analysis of the nonlinear term in the Hessian matrix
Ali Gholami, Hossein S. Aghamiry, Stephane Operto
International Meeting for Applied Geoscience and Energy (IMAGE)
...). The Newton’s method is an ideal option for solving the FWI problem but, in practice, due the big size of the model parameters and the data to be inverted...
2022
One-way full-waveform inversion using frequency-domain model extension
Rustam Akhmadiev, Biondo Biondi, Robert G. Clapp
International Meeting for Applied Geoscience and Energy (IMAGE)
... intermediate step of solving a least-squares problem for extended reflectivity and is computationally attractive. We demonstrate the effectiveness of our...
2024
A Note on 'A Procedure for Computing the Lattice Constants of Some Crystal Systems by Chan (1976)'
Y. H. Lye
Geological Society of Malaysia (GSM)
... and orthorhombic systems, and 1 = d2 2 4(h 2 +hk + k ) 3a2 + 12 2 c for the hexagonal system, by first reducing them into linear equations...
1978
Core-Calibrated Multi-Mineral Interpretation in Reservoirs with Complex Mineralogy
Mathilde Luycx, Brent Wheelock, Hanatu Kadir, Emmanuel O. Oyewole, Olabode Ijasan, Darren McLendon
Unconventional Resources Technology Conference (URTEC)
... measurement depth 𝑘, by solving tool-response equations of the form 𝑑 𝑙𝑘 = ∑ 𝑖𝐼 𝑅 𝑙,𝑖 𝑣 𝑖 𝑘 (1) where 𝑣 𝑖 𝑘 is the volume fraction...
2022
Estimation of Channel Sinuosity from Paleocurrent Data: A Method Using Fractal Geometry: DISCUSSION
J.P. Le Roux
Journal of Sedimentary Research (SEPM)
... to solving the problem, the results closely approximate those produced by the method of Le Roux (1992) as modified in 1994 (Fig. 1). Surely, the good...
2001
Aerodynamic and Geometric Diameter of Airborne Particles--Reply
Weinan Chen, Donald W. Fryrear
Journal of Sedimentary Research (SEPM)
... 2001) is a general expression for CD (e.g., Allen 1985, p. 45-47). It is not necessary to limit it to a certain Reynolds number (Rep). Solving Equation 7...
2002