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The AAPG/Datapages Combined Publications Database
Showing 5,180 Results. Searched 196,121 documents.
Carbonate Sediment Production, Transport, and Supply To A Coral Cay At Raine Reef, Northern Great Barrier Reef, Australia: A Facies Approach
John L. Dawson, Scott G. Smithers
Journal of Sedimentary Research (SEPM)
... York, John Wiley & Sons, p. 385– 407. Gibbs, R.J., Matthews, M.D., and Link, D.A., 1971, The relationship between sphere size and settling velocity...
2014
Computer Modeling of the Evolution of Fluvial Systems
Mark R. Vining
GCAGS Transactions
... is represented by a group of time domains that capture different levels of rainfall intensity not adequately characterized by a single average value...
1998
Methodology for Enhancing and Evaluating Geologic Effects of Time Series Models: A Case of Ground Response in Santa Clara Valley, California, #41097 (2012)
Olusola Samuel-Ojo, Lorne Olfman, Linda A. Reinen, Arjuna Flenner, David D. Oglesby, Gareth J. Funning
Search and Discovery.com
... of different smoothing techniques are compared by performing a ten-fold cross-validation experiment. Using the methodology, we produced sixteen models...
2012
Arithmetic Means of Circular Data
William H. Wood, Rhoda M. Wood
Journal of Sedimentary Research (SEPM)
... lying on the circumference of the unit circle is defined to be a point z; the algebraic sum of whose deviations on either side of a diameter passing...
1966
An Examination of Froude-Supercritical Flows and Cyclic Steps On A Subaqueous Lacustrine Delta, Lake Chelan, Washington, U.S.A.
Aaron T. Fricke, Benjamin A. Sheets, Charles A. Nittrouer, Mead A. Allison, Andrea S. Ogston
Journal of Sedimentary Research (SEPM)
...., 2011, A comparative study of sediment waves and cyclic steps based on geometries, internal structures and numerical modeling: Marine Geology, v. 280, p...
2015
Holocene Sediment Budgets for the Basins of the California Continental Borderland
Jon R. Schwalbach , Donn S. Gorsline
Journal of Sedimentary Research (SEPM)
... at about 2 1010 tons. Eolian and ocean current influx have each been estimated at about 1 1010 tons. In sum, the total deposited volume for 104 yrs...
1985
Millenial-scale time averaging inferred by discolored shells in beach death assemblages
Sergio Martínez, Alejandra Rojas
PALAIOS
... skeletal concentrations (death assemblages) present on siliciclastic beaches are formed by a complex admixture of shells with different abundances...
2023
Quantitative analysis of crevasse-splay systems from modern fluvial settings
M. Mostafizur Rahman, John A. Howell, David I.M. MacDonald
Journal of Sedimentary Research (SEPM)
... in shapes, sizes, frequencies, distributions, and proportions between different systems which are controlled by both allogenic (climatic setting...
2022
Upper Cretaceous Depositional Pattern, Coalinga Area, California: GEOLOGICAL NOTES
Monzer S. Shawa
AAPG Bulletin
...; the other is that several episodal currents, of different velocity and turbulence, dispersed their loads along the slope in somewhat varying directions...
1970
Landward Migration of Isolated Shelly Sand Ridge (Chenier) on the Macrotidal Flat of Gomso Bay, West Coast of Korea: Controls of Storms and Typhoon
Hee Jun Lee, Seung Soo Chun , Jin Ho Chang, Sang-Joon Han
Journal of Sedimentary Research (SEPM)
... to 11 m in a few days. This suggests that strong waves associated with storms or typhoons have predominantly driven the shelly sand ridge and offshore...
1994
Abstract: An Experiment to Detect Nonlinear Seismic Responses on Exploration/Monitoring Scale; #90187 (2014)
Kris Innanen, Gary Margrave, and Malcolm Bertram
Search and Discovery.com
... vibrators driven at different frequencies, EAGE Copenhagen, Denmark, EAGE. Innanen, K. A., 2010, An acoustic description of nonlinearity in seismic...
2014
Influence of Mixtures of Grain-Size Populations on the Parametric and Modal Characteristics of Coastal Sands (Herault, Mediterranean Sea, France)
J. Paul Barusseau
Journal of Sedimentary Research (SEPM)
... one-component GSDs form a minority group and mixtures produce various apparently unimodal sands and bimodal sediments. A large variation of grain-size...
2011
Self-Consistent Approximation for Porosity Segmentation
Ritesh Mohan Joshi, Anil Kumar, Dr. Kumar Hemant Singh
Indonesian Petroleum Association
... of the volume fractions of the different pore types with given bulk porosity and Pwave velocity from well log data or seismic data. The prerequisite...
2022
Taphonomic differences in molluscan shell preservation in freshwater environments from the Southeastern Pampas, Argentina
Eleonor Tietze, Claudio G. De Francesco
PALAIOS
... among- and within-group sum of squared dissimilarities based on dissimilarity matrices (Anderson 2001). A second approach to explore the relationship...
2014
Porosity Characterization of Carbonate Reservoir from Linear Programming Sparse Spike Acoustic Impedance Inversion Result Using Single Attribute (Case Study Field X North East Java Basin)
Alhada Farduwin
Indonesian Petroleum Association
... of acoustic impedance at rock boundarys. Mathematically, a RC is the division of the AI difference by the sum of the AIs of two different media (Sheriff...
2013
Vertical-to-Lateral Transitions Among Cretaceous Carbonate Facies—A Means to 3-D Framework Construction Via Markov Analysis
Sam Purkis, Brigitte Vlaswinkel, Nuno Gracias
Journal of Sedimentary Research (SEPM)
... reads that “The various deposits of the same facies areas and similarly the sum of the rocks of different facies areas are formed beside each other...
2012
Survey merging using CycleGAN and patchy seismic images
Chaoshun Hu, Fan Jiang, Konstantin Osypov, Julianna Toms
International Meeting for Applied Geoscience and Energy (IMAGE)
... investigated different deep learning methods to predict high frequencies based on different frequency content obtained in the subordinate from...
2023
Safety Performance Evaluation Checklist (SPEC)
Raflin P. Lubis
Indonesian Petroleum Association
... b. Sub-total and Total Scores Scores of all applicable items listed in an individual group should be sub-totaled. "Total score" is the sum...
1996
Organic Analyses of Black Sea Cores: Geochemistry
Bernd R. Simoneit
AAPG Special Volumes
... extraction, followed by separations into functional group fractions and identification of various homologous series by means of gas chromatography (GC...
1974
The American Upper Ordovician Standard. XVII: Areal Variation of Limestone Frequencies in the Kope and Fairview Formations, Hamilton County, Ohio
Robert H. Osborne
Journal of Sedimentary Research (SEPM)
...The American Upper Ordovician Standard. XVII: Areal Variation of Limestone Frequencies in the Kope and Fairview Formations, Hamilton County, Ohio...
1973
Outcrop Notes: Blairmore Group
J. R. Stevenson
CSPG Bulletin
...Outcrop Notes: Blairmore Group J. R. Stevenson 1957 14 16 Vol. 5 (1957) No. 1. (January) Douglas, R. J. W. (1950): Callum Creek, Langford Creek...
1957
Abstract: An Integrated Method to Evaluate the Reservoir Properties of the Horn River Group shale, Middle and Upper Devonian, Northeastern British Columbia, Canada; #90224 (2015)
Tian Dong, Nicholas B. Harris, Michael Kennedy, and Peng Li
Search and Discovery.com
...Abstract: An Integrated Method to Evaluate the Reservoir Properties of the Horn River Group shale, Middle and Upper Devonian, Northeastern British...
2015
Subsurface seismic imaging using drill bit noise
Mehdi Asgharzadeh, Ashley Grant, Andrej Bona, Milovan Urosevic
Petroleum Exploration Society of Australia (PESA)
... of the source wavelet in A. Right side of the Equation 1, presents sum of the cross-correlation of the wavefields recorded by the borehole geophones at C...
2019
Abstract: Interferometric Approach to Complete Refraction Statics Solution; #90187 (2014)
Valentina Khatchatrian and Mike Galbraith
Search and Discovery.com
... and Mike Galbraith, WesternGeco, Calgary, Alberta, Canada Summary Variations in the thickness and low velocity in the weathered layer affect...
2014
Depth Conversion in the Llanos Basin: Workflow to Reduce Fault Shadow Effect.
Andrew Chermak, Gabriel Veloza Fajardo, Juan Carlos Ramón
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... on velocity. Additionally, agreement on closure area between different methods would be considered as a confidenceenhancing outcome whereas wide...
2009