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The AAPG/Datapages Combined Publications Database
Showing 714 Results. Searched 200,693 documents.
Identification of Deltaic Facies with 3-D Seismic Coherency and the Spectral Decomposition Cube: A Study Form South Marsh Island Area, Gulf of Mexico
John A. Lopez , Greg Partyka , Norm L. Haskell , Susan E. Nissen
GCAGS Transactions
.... The sinusoidal character of the seismic wavelet is removed, and what remains is principally geologic. Therefore, coherence can be used to map structural...
1997
Outcrop-based Three-dimensional Modeling of the Tensleep Sandstone at Alkali Creek, Bighorn Basin, Wyoming
B. N. Ciftci, A. A. Aviantara, N. F. Hurley, D. R. Kerr
AAPG Special Volumes
...; Dunn, 1996; Aviantara, 2000). According to these studies, oblique, crescentic (or sinusoidal), compound dunes were the dominant dune types...
2004
Passive Margin Stratigraphy: Chapter 8
Charles L. Angevine, Paul L. Heller, Chris Paola
AAPG Special Volumes
... conclude that either the glacioeustatic fluctuation is not sinusoidal, or the sequence boundary is younger than suggested by Miller et al. (Miller et al...
1990
Figures: PART 2
Charles L. Angevine, Paul L. Heller, Chris Paola
AAPG Special Volumes
..., caused by a sinusoidal eustatic oscillation of period T and amplitude h (from equation 8.9). The amplitude and phase of the shoreline oscillation vary...
1990
A Model of Orientation of Subcrystals in Saddle Dolomite
Aleksandra Kostecka
Journal of Sedimentary Research (SEPM)
... (or convergent in an opposite direction) pattern (Figs. 6, 7). In top view, the curved edge of the composite screw-like crystal resembles a sinusoidal curve...
1995
Three-Dimensional Numerical Modeling of Deltaic Depositional Sequences 2: Influence of Local Controls
Bryan D. Ritchie, Rob L. Gawthorpe, Stuart Hardy
Journal of Sedimentary Research (SEPM)
... of Ritchie et al. (2004), with the same 25 m amplitude, 100 kyr period sinusoidal sea-level cycle as their reference model (Ritchie et al. 2004; their figs...
2004
Hierarchical kink band development in the Appalachian Plateau decollement sheet
Paul Gillespie, Judith van Hagen, Scott Wessels, and Damian Lynch
AAPG Bulletin
... to the present-day topographic surface. The structures may have initiated as sinusoidal folds, which became increasingly asymmetrical...
2015
Abstract: Detecting Stratigraphic Discontinuities using Wavelet and S-Transform Analysis of Well Log Data; #90174 (2014)
Akhilesh K. Verma, Burns A. Cheadle, William K. Mohanty, Aurobinda Routray, and Lalu Mansinha
Search and Discovery.com
..., the basic Fourier transforms are limited to sinusoidal signals, whereas the continuous wavelet transform can be performed based on many wavelet types...
2014
Seismic Technologies for Unconventional Reservoir Characterization: Wamsutter Field Case Study; #110159 (2011)
Rosemarie Geetan, Brian Hornby, Ricko Wardhana
Search and Discovery.com
...: Offset sorted CMP after isotropic NMO<-> Resort these offsets by azimuth 0-360 degrees sinusoidal variation slow fast slow fast Exceptional azimuthal...
2011
Power Imaging A Passive Electromagnetic Hydrocarbon Detection Method: Examples from Railroad Valley, Nevada; #40966 (2012)
Dietmar (Deet) Schumacher, W. Barry Weaver, and Roy K. Warren
Search and Discovery.com
... This is an example of what the raw data looks like. As expected, the waves are sinusoidal since they are generated by the power grid. Notice also...
2012
The Rawa Besar Lake Area (Depok, Indonesia) Study Using Ground Penetrating Radar; #80291 (2013)
Annisa Cinintia Finahsan and Supriyanto Suparno
Search and Discovery.com
... to a position that is supposed to be at the center (and not deviated downward or upward), so that the signal will be perfectly sinusoidal. Sometimes the DC...
2013
Future Exploration Potential Associated with Glaciogenic Carboniferous Series in the Bolivian Subandean Chaco Foreland System, #11125 (2018).
Stephane Rousse, Frederic Schneider, Jean-Luc Faure, Donald Roccabruna, Bertrand Valsardieu, Olvis Padilla, Melvi Humere
Search and Discovery.com
...-contact fan sandprone facies made of : Large scale low -angle x-stratifications & cut-&-fill-structures Sinusoidal aggrading ripples (« in phase...
2018
Integration of High-Resolution Well Data to Reservoir Models in a Multiuser E&P Collaboration Environment, #42279 (2018).
Stefania Gerbaudo Laronga, Gary Murphy,
Search and Discovery.com
... or interfaces are interactively traced with a sinusoidal template to determine dip and dip azimuth (+/-2°). Surfaces are interactively classified based...
2018
A Big Fan of Signals? Exploring Autogenic and Allogenic Processes in Lobyte3D, a Numerical Stratigraphic Forward Model of Submarine Fan Development; #51593 (2020)
Peter Burgess, Isabella Masiero, Stephan Toby, Robert Duller
Search and Discovery.com
... submarine fan model scenarios are run, one with constant sediment input, and one with a sinusoidal variation in sediment input. Both model scenarios...
2020
Carbonate Sediments of Isla Mujeres, Quintana Roo, Mexico and Vicinity
Robert L. Folk, Miles O. Hayes, Rikii Shoji
New Orleans Geological Society
... more poorly sorted). Furthermore, beach sands themselves show a sinusoidal size-sorting relationship, which is common in many sedimentary suites (e.g....
1962
Experiences in Underbalanced Drilling and Testing Low Gravity Oil from a High Productivity Reservoir in Seram Island, Maluku Province, Indonesia
I. P. Moyle, Stephen Dyer, D. G. S. Lamb, W. G. Mogg
Indonesian Petroleum Association
.... Sinusoidal water level variations observed in open wells are directly related to earth tide phenomena (Ardity & Ramey 1978, Hemala & Balnaves). The amplitude...
2000
Eustatic Controls on Clastic Deposition Iconceptual Framework
H. W. Posamentier, M. T. Jervey, P. R. Vail
Special Publications of SEPM
... at the seaward limit of deposition. —The trend of eustatic change is curvilinear, approaching sinusoidal. Although the actual trend of eustatic change...
1988
Preliminary Investigation of the Diablo Platform-Delaware Basin Margin, Trans-Pecos Texas, Part II: A Seismic Perspective
Richard J. Erdlac, Jr., Douglas B. Swift, James J. Reeves, and Alexander P. Schoellkopf
West Texas Geological Society
..., Delaware Basin) originating during the Ouachita deformation. The northerly trend of this sinusoidal orogen strongly suggests an east-west orientation...
1994
Maximizing Reliability - Well Integrity Statistics and Risk Reduction Strategies
Leandro Perelló, Adonis-Costin Ichim, Alexandru Zestran, Carlos Blanc
Unconventional Resources Technology Conference (URTEC)
... URTeC 2581 3 Buckling. One element many times dismissed is the presence of buckling, which may be initiated as sinusoidal buckling by compressive...
2020
Adapting Music Recognition Technology for Tops Picking and Quality Control
Alan Lindsey, Morgan Cox, Aaron Hugen
Unconventional Resources Technology Conference (URTEC)
.... The sounds we perceive are sinusoidal signals, although this isn't immediately evident from the upper plot in Figure 1. It may seem like...
2024
Reactivation Surfaces in Subtidal Channel Deposits, Oosterschelde, Southwest Netherlands
Tessa De Mowbray, Marinus J. Visser
Journal of Sedimentary Research (SEPM)
... directions (Fig. 10C). This is not surprising when it is appreciated that the megaripples must have had a sinusoidal crest line (note the trough form...
1984
AAPG Studies in Geology 47: Geological Perspectives of Global Climate Change, Chapter 11 - The Search for Patterns in Ice-Core Temperature Curves
Davis, John C.; Bohling, Geoffrey C.
AAPG Special Volumes
... is regarded as the sum of a series of sinusoidal waveforms whose contributions are expressed in the power spectrum. If the original signal contains...
2001
Shallow Temperatures and Thermal Regime in the Hydrocarbon Province of Tierra del Fuego
Gary W. Zielinski , Peter M. Bruchhausen
AAPG Bulletin
... that in the depth range of about 1 to 13 m, the major variation in ground temperature is due to an annual sinusoidal change in temperature at the surface...
1983
Interrelation between surface and basement heat flow in sedimentary basins
Alban Souche, Daniel Walter Schmid, and Lars Rüpke
AAPG Bulletin
... in the subsurface. The skin depth can be estimated analytically for cyclic, sinusoidal surface-temperature variations, assuming a diffusive system...
2017
Simple structures and complex stories: potential microbially induced sedimentary structures in the Ediacaran Serra de Santa Helena Formation, Bambuí Group, eastern Brazil
Juliana Okubo, Lucas Inglez, Gabriel J. Uhlein, Lucas V. Warren, Shuhai Xiao
PALAIOS
... chips’’ (Pfl¨ ger and Gresse 1996; Bouougri and Porada u 2002); (4) sinusoidal cracks (Bouougri and Porada 2002); (5) multidirectional ripple marks...
2023