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The AAPG/Datapages Combined Publications Database
Showing 5,197 Results. Searched 200,636 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)
.... For example, one effective subsurface reconstruction method is solving the inverse problems. Different measurements require different forward modeling tool...
2022
Deep learning velocity model building using an ensemble regression approach
Stuart Farris, Guillaume Barnier, Robert Clapp
International Meeting for Applied Geoscience and Energy (IMAGE)
... the learning-based approach in the context of a traditional geophysics inverse problem in which we estimate the true model xtrue 2 X from some observed...
2022
Compaction of Fine-Grained Terrigenous and Carbonate Sediments -- A Review
Philip R. Brown
CSPG Bulletin
... compaction of terrigenous muds is controlled primarily by particle size, and initially in inverse relationship exists between particle size and porosity...
1969
Deep compressed learning for 3D seismic inversion
Maayan Gelboim, Amir Adler, Yen Sun, Mauricio Araya-Polo
International Meeting for Applied Geoscience and Energy (IMAGE)
... recovered with high probability from their measurements: let x = Ψc, where Ψ is the inverse transform, and c is a sparse coefficients vector with only S ≪ N...
2023
Alternative Use of Castor Oil for Vegetable Oil-Based Mud Environmentally Friendly Potential Domestic Oil-Based Mud
Wachid Setyawan, Adnan Syarafi Ashfahani, Kartika Fajarwati, Bonar Marbun, Robert Manurung
Indonesian Petroleum Association
...; +++: significant direct correlation; -: low inverse correlation; --: medium inverse correlation; ---: significant inverse correlation. *) http://en.wikipedia.org...
2011
Hydrology and Water Quality of the Eocene Wilcox Group: Significance for Lignite Development in East Texas (1)
Christopher D. Henry, Joyce M. Basciano, Timothy W. Duex
GCAGS Transactions
... or inverse relationships between many of the constituents. Sodium and bicarbonate increase together in a 1 to 1 ratio of morality or milliequivalents...
1979
Log Analysis of Petrofacies and Flow-Units with Microcomputer Spreadsheet Software
John H. Doveton, Willard Guy, W. Lynn Watney, Geoffrey C. Bohling, Saif Ullah, Dana Adkins-Heljeson
Tulsa Geological Society
... properties of the minerals, while the spreadsheet has computed the inverse matrix below, and used this to transform the RHOMAA and UMAA values to mineral...
1996
Calibration of stiffness parameters for Hardening Soil Model in residual soil from Kenny Hill Formation
Darvintharen Govindasamy, Mohd Ashraf Mohamad Ismail, Mohd Faiz Mohammad Zaki, Mohd Hazreek Zainal Abidin
Geological Society of Malaysia (GSM)
... to the reference pressuremeter test result. Regression analysis Inverse analysis procedure in this study combines a finite element analysis and a parameter...
2019
Fluvial Response to Eocene Tectonism, the Bridger Formation, Southern Wind River Range, Wyoming
Patricia E. Groll, James R. Steidtmann
Special Publications of SEPM
... and others, 1981). They are characterized by poor sorting, lack of internal stratification, and inverse grading. In the distal setting of the study area...
1987
Statistical rock physics analysis and modelling in the Browse Basin
Shuichi Desaki, Yuki Kobayashi, Peter Miklavs
Petroleum Exploration Society of Australia (PESA)
... model (TDM)” to express the inverse V shape behaviour in sand-clay mixture systems (Dvorkin and Guiterrez, 2001; Kobayashi, 2015). This rock physics...
2019
Optimising the Production of Maturing Oil Fields Using Drag Reducing Agents in Water Injection Wells
Jennifer Nelson, Luc Hennion
Indonesian Petroleum Association
... increases, so the resulting drag reduction performance increases. Predictive Performance Calculations A linear relationship exists between the inverse...
2003
Weighted stacking of up-and down-going RTM images using peak signal-to-noise ratio analysis
Sérgio Luiz E. F. da Silva, Ammir Karsou, Paulo H. B. Alves, Roger M. Moreira, Jorge Lopez, Marco Cetale
International Meeting for Applied Geoscience and Energy (IMAGE)
... region surrounding the place of interest with a width of 250 m. We employ an RTM technique that relies on the inverse scattering imaging condition...
2024
Controls on Permeability for Unconsolidated Sands from Conventional Core Data Offshore Gulf of Mexico
Michael S. Marzano
GCAGS Transactions
...) is less than 40% and that significant amounts of fine-grained sand only occur at approximately the same Vcs. A regression line showing this inverse...
1988
Integrated Geocellular Static Model for Geomechanical and Dynamic Simulations in the Vaca Muerta Formation
Felipe A. Lozano, Juan P. Palacio, Victoria Lazzari, Carolina Bernhardt, Damian E. Hryb
Unconventional Resources Technology Conference (URTEC)
... in the property distribution. Figure 4 shows the direct correlation trend between the upscaled seismic acoustic impedance and the Young’s modulus and the inverse...
2018
The Role of Positive Feedback in the Development of Internal Oscillations for a Simple, Tightly Coupled, Nearshore Depositional Model
Brian S. Penn, John W. Harbaugh
Special Publications of SEPM
... approaches have not been investigated in any signifi cant detail This condition is due perhaps to the two end member modeling approaches inverse...
1999
Characterization of Subsurface Bedding-Parallel Shear Fractures and Their Influence on Shale Gas Enrichment in Wufeng-Longmaxi Formation, SiChuan Basin, China.
Li-Wei Jiang, Yong He, Dong-Chu Shu, Wei Niu, Feng Pan, Yue Wang, Kai-Xuan Li, Hai-Peng Zhao, Yu Tang
Unconventional Resources Technology Conference (URTEC)
... indicates that the macroporous component has an inverse relationship with the intensity of bedding-parallel shear fractures. The results indicate that bedding...
2019
Depositional Gradient Analysis in Transgressive Systems Tracts and Highstand Systems Tracts, Mid-Late Eocene of the Brazos River Valley, Texas
Thomas E. Yancey, Andrew J. Davidoff, Ted S. Donaho
GCAGS Transactions
... shorezone sands. A few parasequences contain a fining-upwards succession of deposits that is an inverse of the coarsening-upward succession. Most...
1993
Influence of Texture Upon the Response of Detrital Quartz to Deformation of Sandstones
Robert C. Whisonant
Journal of Sedimentary Research (SEPM)
... between texture and the reaction of the detrital quartz to post-depositional deformation. An inverse relationship exists between the percentage...
1970
Insight on the uplift the Wave-Equation Based AVO technology may have on unconventional reservoirs: A case study on the Vaca Muerta Formation, Neuquén Basin, Argentina.
David Curia, Ezequiel Valeff, Francisco Ghersi, Hansel Gonzalez, Pablo Benitez
Unconventional Resources Technology Conference (URTEC)
... indicator, while the Shear Compliance is a lithology indicator, it is completely insensitive to fluid, as the inverse of the Shear Modulus...
2025
Surf Zone Shape Changes in Quartz Grains on Pocket Beaches, Cape Arago, Oregon
C. J. F. Rottmann
Journal of Sedimentary Research (SEPM)
... contribution is indeterminate. The Rittenhouse concept of hydraulic equivalence is based primarily on an inverse relationship between grain size and mineral...
1973
Bulk Density--Water Content Relationship in Marine Silts and Clays
Adrian F. Richards, Terrence J. Hirst, James M. Parks
Journal of Sedimentary Research (SEPM)
... of the data from this line is 2.3016 10-2. The inverse regression version of Eq. 6 is: w = 2.9669 103 - 4.4817 103sat. + 2.3179 103(sat.)2 - 4.0551 102...
1974
Radiaxial Calcite in Lower Miocene Strata, Subsurface Enewetak Atoll
Arthur H. Saller
Journal of Sedimentary Research (SEPM)
... concentrations and have a good inverse correlation with well depth (r = -0.82; [p(|r| >= 0.82) under H(O): rho = 0] = 0.0001). Clear radiaxial calcites have...
1986
The Influences of Biological Activity and Consolidation Time on Laboratory Cohesive Beds
Valeria da S. Quaresma, Carl L. Amos, Mogens Flindt
Journal of Sedimentary Research (SEPM)
...) (Fig. 2D). The erosion rate presents an inverse relationship to the wet bulk density in the form: E = -1.09 (b) + 0.01 kg m-2 s-1 (Fig. 3D...
2004
Experimental Study on Bedforms Created by Density Currents, #50430 (2011)
Juan J. Fedele, David Hoyal, Kristopher Guentzel, Jason Draper
Search and Discovery.com
... and densimetric Froude number (bulk Richardson number is defined as the inverse squared of the densimetric Froude number). 1000 800 600 400 200...
2011
A Geomechanics Approach to Evaluate Gas Shale Frackability: A Case Study with the Woodford Shale; #50913 (2014)
Minh H. Tran, Shengli Chen, Sierra P. Rafael, Younane N. Abousleiman, and Roger M. Slatt
Search and Discovery.com
... profiles. Inverse proportional relations of elastic stiffnesses with clay and organic content were clearly observed with lab measurements and captured...
2014