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The AAPG/Datapages Combined Publications Database
Showing 773 Results. Searched 200,691 documents.
Shannon Sandstone in Wyoming: A Shelf-ridge Complex Reinterpreted as Lowstand Shoreface Deposits
Roger G. Walker, Katherine M. Bergman
Journal of Sedimentary Research (SEPM)
... section with the nearby subsurface Teapot Dome field (Fig. 1), where cores and well logs are available. Correlation with Teapot Dome is the first step...
1993
Petrofacies Units and Sedimentary Facies of the Late Mesozoic Strata West of Coalinga, California
Charles F. Mansfield
Pacific Section SEPM
..., four distinct lithofacies can be identified, which are arrayed in such complex relationships that detailed correlation is difficult; however...
1972
Practical Use of Borehole Seismic in Exploration; Goals and Shortcomings
F. Sandnes, L. Nustt, S. G. Henry
Indonesian Petroleum Association
... by level from the auto correlation function of the downgoing wavetrain. The operators are then applied to both the down and upgoing wavetrains...
1983
Reservoir Characterisation Through Integrated AVO, AI and EI Inversion
Andy Furniss
Indonesian Petroleum Association
... of calibrating inversion results to real-world data. Seismic reflection data is an interface property in which the recorded data are a convolution...
2002
From Chaos to Caves An Evolution of Seismic Karst Interpretation at the Vorwata Field
Riangguna Eloni, M.R. Husni Sahidu, Ilham Panggeleng, Christopher S. Birt, Ted Manning
Indonesian Petroleum Association
... cave systems instead of tower karst features as previously interpreted on less well focused reflectivity data. These results show some correlation...
2016
Understanding the Petroleum System of North Serayu Basin: An Integrated Approach from Geology,Geophysic, and Geochemistry
Dimas A. R. Prawiranegara, Fauzan Eka Saputra, Fisco Raseno, Bayu Harry Utomo, Alfin Sani, Agung W. Wibowo
Indonesian Petroleum Association
... density rocks or fluids. Correlation between gravity and geological map shows the seepage occurs at anticlinal structure with positive anomaly (red colour...
2016
Machine-learning Facilitates Prediction of Geomechanical Properties Directly From SEM Images in Unconventional Plays
Heehwan Yang, Deepak Devegowda, Mark Curtis, Chandra Rai
Unconventional Resources Technology Conference (URTEC)
... is that convolution can process images so that the outcomes are translation invariant. This has led to wide adoption of CNNs for image classification...
2023
4D Finite Difference Forward Modeling within a Redefined Closed-Loop Seismic Reservoir Monitoring Workflow, #41922 (2016).
David Hill, Dominic Lowden, Sonika, Chris Koeninger
Search and Discovery.com
... acoustic attributes, and variations of well-log-based fluid-substitution and petrophysical modeling, 2) 1D convolution modeling and 3) 2D/3D point spread...
2016
The Role of Forward Seismic Modeling: Outcrop Analogs of Deep-Water Architectures; #51679 (2020)
Jamie K. Pringle, David A. Stanbrook
Search and Discovery.com
... element. From the detailed bed correlation shown in Figure A2 and combined with the photomontage interpretation shown in Figure A1, a generalized...
2020
Subsurface Structure of the Eastern Edge of the Zagros Basin as Inferred from Gravity and Satellite Data
Mohamed N. Bushara
AAPG Bulletin
... to the International Gravity Formula of 1967. Bouguer anomaly calculations are based on a constant density reduction of 2.67 g/cm3. Terrain and earth...
1995
Analyzing Dune Foreset Cyclicity In Outcrop With Photogrammetry
Derek A. Hayes, Eric R. Timmer, Jared L. Deutsch, Michael J. Ranger, Murray K. Gingras
Journal of Sedimentary Research (SEPM)
... the periodicities are determined based on the strength of the correlation coefficient at a given cyclicity in the dataset. Modified from Timmer et al. (2016). Bar...
2017
AAPG Memoir 76, Chapter 18: Velocity Estimation for Pore-Pressure Prediction
David W. Bell
AAPG Special Volumes
... illustrates another display useful in velocity work. If semblance calculations are made at close CMP spacing, it is possible to sort the data based...
2001
A New Approach To Quantify the Ordering State of Protodolomite Using XRD, TEM, and Z-Contrast Imaging
Yihang Fang, Huifang Xu
Journal of Sedimentary Research (SEPM)
... the convolution method on the constructed crystal. The script was developed by the Department of Material Science and Engineering, University of Wisconsin...
2019
Discovery Science of Hydraulic Fracturing and Shale Fundamentals
Mohamed Mehana, Javier E. Santos, Chelsea Neil, Matthew R. Sweeney, Jeffery Hyman, Satish Karra, Hongwu Xu, Qinjun Kang, James William Carey, George Guthrie, Hari Viswanathan
Unconventional Resources Technology Conference (URTEC)
... reservoirs. Wu et al. (2019) used convolution neural networks to estimate effective diffusivity using the LBM dataset. Besides the computational...
2021
Flexure of the Lithosphere: Chapter 5
Charles L. Angevine, Paul L. Heller, Chris Paola
AAPG Special Volumes
.... This method is based on the linearity of equation 5.2 and is sometimes referred to as a convolution. Consider the load distribution p(x) shown in Figure...
1990
An Analysis of a Seismic Reflection from the Base of a Gas Hydrate Zone, Offshore Peru (1)
JOHN J. MILLER , MYUNG W. LEE , and ROLAND VON HUENE
AAPG Bulletin
... and compared the resulting convolution to the observed seismic data. The reflection coefficients used for the synthetic seismograms are shown at the right...
1991
The use of spectral recomposition in tailored forward seismic modeling of outcrop analogs
Mark Tomasso, Renaud Bouroullec, David R. Pyles
AAPG Bulletin
.... Joseph, and J. C. LeComte, 2004, Three-dimensional full wave seismic modeling versus one-dimensional convolution: The seismic appearance of the Gres...
2009
Geostatistical Integration of Crosswell Data for Carbonate Reservoir Modeling, Mcelroy Field, Texas
William M. Bashore, Robert T. Langan, Karla E. Tucker, Paul J. Griffith
Special Publications of SEPM
... of the data because of the difficulty in transmitting seven simultaneous samples in real-time. Cross-correlation of the pilot signal with the recorded data...
1995
Pigeon Point Formation: An Upper Cretaceous Shoreline Succession, Central California Coast
John H. Tyler
Journal of Sedimentary Research (SEPM)
... convolution: Acad. Polonaise Sci. Bull., Ser. Sci. Geol. et Geog., v. 13, p. 135-139. FAGERSTROM, J. A., 1967, Development, flotation, and transportation...
1972
Intelligent Prediction of Shale Oil Fracturing Curves Based on A Sequence-to-Sequence Model
Leyi Zheng, Tianbo Liang, Yunjin Wang, Fujian Zhou, Junlin Wu, Bin Wang, Jiaming Zhang, Maoqin Yang, Gong Chen, Xingyuan Liang
Unconventional Resources Technology Conference (URTEC)
... the dilation rate of convolution kernels, TCNs can establish very large receptive fields, theoretically capable of capturing long-range dependencies...
2025
Current Trends in Geophysics
H. E. Stommel, J. M. Graul
Indonesian Petroleum Association
... from an air gun monitored signature, or like source) the theoretical seismogram is constructed by the process of convolution — essentially...
1978
Towards understanding the impact of the evanescent elastodynamic mode coupling in Marchenko equation-based demultiple methods
Marcin Dukalski, Christian Reinicke, Kees Wapenaar
International Meeting for Applied Geoscience and Energy (IMAGE)
... in the frequency domain or when combining fields, a convolution is replaced with a correlation. This is why (without undertaking additional steps – e.g....
2022
Internal multiple elimination with an inverse-scattering theory guided deep neural network
Zhiwei Gu, Liurong Tao, Haoran Ren, Ru-Shan Wu, Jianhua Geng
International Meeting for Applied Geoscience and Energy (IMAGE)
...* are the convolution and the correlation integral operator of R with any wavefields, respectively. is a small positive value to account for the finite bandwidth...
2022
A practical implementation of data-space Hessian in the time-domain formulation of source extended full-waveform inversion
Gaoshan Guo, Stephane Operto, Ali Gholami, Hossein S. Aghamiry
International Meeting for Applied Geoscience and Energy (IMAGE)
... is used (referred to as CG(i) , where i stands for the number of inner iterations). We first assess the effect of Hs in where ∗t denotes convolution...
2022
Fast Gauss-Newton full-wavefield migration
Siamak Abolhassani, Eric Verschuur
International Meeting for Applied Geoscience and Energy (IMAGE)
... convolution filter for each point in the image space to locally match a reference reflectivity model to its corresponding migration image. For a target...
2022