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The AAPG/Datapages Combined Publications Database
Showing 714 Results. Searched 200,357 documents.
The application of a new machine-learning paradigm based on pretraining and fine-tuning, StorSeismic, on field seismic data
Randy Harsuko, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
... to encourage the network to learn the features within the seismic data. Then, we combine the output with a sinusoidal positional encoding function...
2022
Relationship of Sequence Stratigraphy to Modern Sedimentary Environments: Example of the Mississippi Delta
John R. Suter, Ron Boyd
Bulletin of South Texas Geological Society
.... With continuing subsidence and sinusoidal variation in sea level, the highstand systems tract follows the transgressive systems tract. Sediment depocenters...
1989
Reservoir Geometrics Applied to Drilling and Completion Programmes in Hostile and Complex Environments: North West Shelf, Timor Sea, North Sea and Colombia
D. A. Castillo, D. Moos, C. A. Barton, M. D. Zoback, P. Peska
Papua New Guinea (PNG) Petroleum Convention Proceedings
... and the travel-time which are used to infer the radius of the wellbore. Figure 1 illustrates the sinusoidal appearance on these acoustic images of pre...
2000
A Regional Synthesis
Paul E. Schenk
Atlantic Geology
... a sinusoidal fracture zone reactivated later as the Glooscap Fault System. Carboniferous strata underlie large areas of the Gulf of St. Lawrence, Laurentian...
1975
The use of dynamic modeling in assessing tritium phytoremediation
Karin T. Rebel, S. J. Riha, J. C. Seaman, C. D. Barton
Environmental Geosciences (DEG)
... sinusoidal pattern, with a high of about 7 mm (0.27 in.) in the summer and a low of about 1 mm (0.04 in.) in the winter. The 25-yr daily average rainfall...
2005
Application of Simulation of Coupled Hydraulic Fracture Propagation by Implementing Natural Fracture Modeling in Shale Oil Reservoir - A Case Study from Junggar Basin, China
Yanyan Ding, Yu Liang, Tingfeng Zhao, Mingwei Ma, Xingning Huang
Unconventional Resources Technology Conference (URTEC)
... can cut any medium, multiple cracks are either parallel or intersecting. Layer interfaces appear as continuous, complete sinusoidal lines...
2021
Multilayer perceptron and Bayesian neural network based implicit elastic full-waveform inversion
Tianze Zhang, Jian Sun, Daniel O. Trad, Kristopher A. Innanen
International Meeting for Applied Geoscience and Energy (IMAGE)
... one of either a coordinate based MLP network, equipped with sinusoidal activation functions, or a Bayesian neural network (BNN), with a theory guided...
2022
Amplification of Shoreline Response To Sea-Level Change By Back-Tilted Subsidence
Elizabeth Hajek, Chris Paola, Andrew Petter, Abrar Alabbad, Wonsuck Kim
Journal of Sedimentary Research (SEPM)
... conducted in the Experimental EarthScape (XES) basin. The experiments had similar sediment supply, subsidence rate, and sinusoidal sea-level cycles...
2014
Texaco Watercut Monitor – Microwave Based Technology
M. G. Durrett, G. J. Hatton, D. A. Helms, J. D. Marrelli
Indonesian Petroleum Association
...) the power transmitted through the sensor cell referred to here as attenuation (in decibels); and 2) the change in phase shift of the received sinusoidal...
1989
Thinbed Analysis with Conventional Log Suites
Richard M. Bateman
Indonesian Petroleum Association
... curve. Filters with substantialy sinusoidal shapes have been found useful. A long filter, three times longer than the short filter, has been found most...
1990
Sequence Stratigraphic Concepts
Charles Kerans, Scott W. Tinker
Special Publications of SEPM
.... In sequence stratigraphic terms, depositional sequences contain a predictable suite of systems tracts and lithofacies tracts tied to a sinusoidal...
1997
Life history, environment and extinction of the scallop Carolinapecten eboreus (Conrad) in the Plio-Pleistocene of the U.S. eastern seaboard
Andrew L.A. Johnson, Annemarie M. Valentine, Melanie J. Leng, Bernd R. Schöne, Hilary J. Sloane
PALAIOS
... predators by this means (see earlier discussion). Of the profiles in Figures 5–8, only that for EPLE-MACP 1 is close to sinusoidal, all but one...
2019
Seismic Reef Expression in the North Sumatra Basin
K. Wirjodihardjo
Indonesian Petroleum Association
.... In these seismic models, the reflection coefficients convolved by a sinusoidal zero phase wavelet of (8-17-40-45) Hz are derived from the OBS-1 and A-13...
1992
The Paleocene/Eocene Colton Formation: A Fluvial-Dominated Lacustrine Deltaic System, Roan Cliffs, Utah
Thomas H. Morris, Dean R. Richmond, Jorge E. Marino
Utah Geological Association
... sandstones. The lack of multilateral accretion sets in bed-load fluvial systems suggests that rivers were sinusoidal geometrically and not meandering...
1991
Out-of-phase cyclical sediment supply: A potential causal mechanism for generating stratigraphic asymmetry and explaining sequence stratigraphic spatial variability
R. Bruce Ainsworth, Adam J. Vonk, Paul Wellington, Victorien Paumard
Journal of Sedimentary Research (SEPM)
... conceptually illustrates that Milankovitch climate-change-induced sinusoidal-sediment-supply cycles, out-of-phase with sinusoidal eustatic-sea-level...
2020
Major Structural and Stratigraphic Features of the Anadarko Basin
James L. Evans
Tulsa Geological Society
... of principle movement. Megashears create certain patterns of deformation. One of these is the classic pattern of sinusoidal anticlines that have near parallel...
1979
Integration of Microseismic With Rock Properties From Multi-Component Seismic Data, Mississippi Lime Play, North-Central Oklahoma
Scott W. Singleton, Shihong Chi, Crystal Lapaire, Lisa Sanford, Paul Constance
Unconventional Resources Technology Conference (URTEC)
... fractures C-wave reflection energy polarizes onto the transverse component and azimuth dependent, pseudo-sinusoidal travel-time variations are introduced...
2015
Quantitative Facies Characterization of the Wolfcamp Shale, Midland Basin Using Anisotropy of Magnetic Susceptibility and Hand-held X-Ray Fluorescence
Gerhard Heij, Bryan Turner, Alyssa Wickard, Doug Elmore
Unconventional Resources Technology Conference (URTEC)
... procedures involved plotting the orientation of sub-vertical fractures with well-defined sinusoidal signatures on stereoplots and rotating sample coordinates...
2016
Borehole Geophysics and Geology of Test and Monitor Wells in Eastern Nevada
Douglas C. Muller, Harvey Eastman, Todd Gurnee, Jason Mace
Utah Geological Association
... at 1030 ft bgs and the other centered just below 1032 ft bgs. The fractures are dark-brown sinusoidal features, and a green line indicates the more...
2009
Slim, High Resolution Laterolog Array Tool: First Field Experiences
Jean-Marc Donadille, Igor Ilyin, Martin G. Lüling, Tony Meszaros, Richard Reischman, Alexey Repnev, Vladimir Yukhlin, Nasar Khan, Mark Jones
Unconventional Resources Technology Conference (URTEC)
... the added diameter. The net effect is that the processed induction log response will have the same sinusoidal character as the caliper data. It is clear...
2017
Coupling Complex Resistivity, Geomechanical and Acoustic Properties and Permeability in Sandstone and Shale Reservoirs
Daisuke Katsuki, Azra N. Tutuncu
Unconventional Resources Technology Conference (URTEC)
... interval is 0.01 second. The loading capacity is 250 kN. The low-frequency Young’s modulus of rock samples was determined by using 0.01 to 5 Hz of sinusoidal...
2017
Can Friction Reducers Transport Sand During Fracturing Treatment?
Lingjuan Shen, Leonid Vigderman, David Heller, Diankui Fu
Unconventional Resources Technology Conference (URTEC)
... using cone plate geometry. In an oscillatory measurement, the sample is subjected to a sinusoidal stress or strain and the resulting strain...
2018
Monitoring Wellbore Quality in Real-Time Using a Geometrically Derived Tortuosity Metric
John D’Angelo, Pradeepkumar Ashok, Eric van Oort, Mojtaba Shahri, Brian Nelson, Taylor Thetford , Michael Behounek
Unconventional Resources Technology Conference (URTEC)
... and hold wells with sinusoidal tortuosity added and a set of nine conventional well surveys (field data). The artificial datasets allowed for simple...
2018
The Britton Notopocorystes Assemblage: An Eagle Ford Decapod Assemblage from the Cretaceous of North-Central Texas
Gale A. Bishop , Nancy A. Brannen , Lloyd E. Hill , John P. Meyer , Arlene J. Pike , Chris Sampson
GCAGS Transactions
... (Suchanek 1985) and, in one instance (Figure 10) is preserved in the Ophiomorpha. Fecal masses, or gut casts, are occasionally found as sinusoidal chaotic...
1992
An Integrated Reservoir Modeling Case Study to Simulate Multi-Stage Hydraulically Fractured Horizontal Wells, Based on Seismic, Petrophysical, and Geological Data for Pinedale Tight Gas Fluvial Reservoir
M. Gaddipati, T. Firincioglu, E. LaBarre, Y. Yang, D. Wahl, P. Clarke, A. Long, C. Ozgen
Unconventional Resources Technology Conference (URTEC)
... leak off. The tensile fracture created during hydraulic fracturing follows the sinusoidal nature of sand channels with no effective enhancement...
2020