Welcome to the new Datapages Archives
Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.
AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.
Welcome to the new Datapages Archives
Search Results > New Search > Revise Search
The AAPG/Datapages Combined Publications Database
Showing 800 Results. Searched 196,209 documents.
Deformational Structures in Brazilian Coastal Dunes
Edwin D. Mckee, Joao Jose Bigarella
Journal of Sedimentary Research (SEPM)
... to those determined for 13 samples from the adjoining beach, which was the source for the dunes. Skewness of the dune sands was largely negative, i.e....
1972
Heavy Mineral Concentrating Processes and Density/Shape/Size Equilibria in the Marine and Coastal Dune Sands of the Apalachicola, Florida, Region
Frank W. Stapor, Jr.
Journal of Sedimentary Research (SEPM)
... and the lack of extreme skewness and kurtosis oment measures require that these mineral size populations be considered Gaussian, or normal. It should...
1973
Assessment of a Marcellus Shale Prospect Using Seismic, Microseismic, and Completions Data
Scott Singleton, Mark Suda
GCAGS Transactions
... includes central tendency or location (mean, median, mode), dispersion (variance, standard deviation), and shape (skewness, kurtosis). Such a summary enables...
2012
The Bathymetry and Sedimentation of Cape San Blas Shoal and Shelf Off St. Joseph Spit, Florida
Donald K. Stauble , Detlef A. Warnke
Journal of Sedimentary Research (SEPM)
... and Margolis (1969). Raw weights, weight percent, cumulative weight percents, moment measures of mean, standard deviation, skewness, and kurtosis...
1974
Resistivity of Brine-Saturated Sands in Relation to Pore Geometry
W. O. Winsauer , H. M. Shearin, Jr. , P. H. Masson , M. Williams
AAPG Bulletin
..., degree of sorting, and skewness. The determination of the size frequency distribution curve involved the disaggregation of the consolidated sandstone...
1952
Response and Recovery of an Estuary Following a River Flood
Maynard M. Nichols
Journal of Sedimentary Research (SEPM)
... a slight increase in mean particle size from 6.8 µM to 9.9 µM and a change in skewness from negative to positive as the main surge passed through...
1977
The Post Glacial Evolution of the Minas Basin, N.S. A Sedimentological Interpretation
Carl Leonetto Amos
Journal of Sedimentary Research (SEPM)
... are approximately equivalent, but there is generally a slight positive skewness, typical of quiet water sedimentation. The unit is identified...
1978
A Probabilistic Model of Oil and Gas Discovery
G. M. Kaufman , Y. Balcer , D. Kruyt
AAPG Special Volumes
...) has argued that stable probability laws are a more appropriate representation. Though having the virtue of skewness and very fat right tails, stable...
1975
Manganese-Nodule Bedforms and Thermohaline Density Flows in a Deep-Sea Valley on Carnegie Ridge, Panama Basin
Peter Lonsdale
Journal of Sedimentary Research (SEPM)
... as bedload. By contrast, the nodules packed in adjacent cobblestone pavements (e.g., Fig. 6E) have size distributions with strong positive skewness; more...
1980
Sequential Stage Development of Crescentic Bars: Hahoterim Beach, Southeastern Mediterranean
Victor Goldsmith, Dan Bowman, Kevin Kiley
Journal of Sedimentary Research (SEPM)
... may also result from symmetry of the outer bar system coincident with skewness of the inner system (Fig. 13). Similar relationships were described...
1982
Crestal Overtop and Washover Sedimentation on a Fringing Sandy Gravel Barrier Coast, Carnsore Point, Southeast Ireland
Julian D. Orford, R. W. G. Carter
Journal of Sedimentary Research (SEPM)
... of sediment size, sorting, and skewness shows two coarsening-upward sequences, topped by openwork pebble bands. The ramp structure is completed by a distinctive...
1982
Sedimentology of Fault-Scarp-Derived Colluvium from the 1983 Borah Peak Rupture, Central Idaho
James P. McCalpin , Witold Zuchiewicz, L. C. Allen Jones
Journal of Sedimentary Research (SEPM)
...) to strongly coarse-skewed. These sorting and skewness values are typical of alluvial fan sediments (Blissenbach 1954; Bull 1964) and emphasize...
1993
Sediments of the Baltic Sea: Part 4. Near-Shore Sediments--Hemipelagic Deposits
Stina Gripenberg
AAPG Special Volumes
... collected at Stations F64 and F79. Q1, first quartile; M, median; Q3, third quartile; So, coefficient of sorting; Sk, skewness. Abscissas represent...
1939
Bed-load Sorting in an Alluvial River
Jesper Bartholdy, Jorgen Kisling-Moller
Journal of Sedimentary Research (SEPM)
... 0.84 and skewness of -0.28. Transport is not a function of dynamics alone but also of availability of sediment and thereby of earlier flow events, so...
1996
Is Scaling in Turbidite Deposition Consistent with Forcing by Earthquakes?
P. D. Beattie , W. B. Dade
Journal of Sedimentary Research (SEPM)
..._Page 913------------------------ events that result in the marked positive skewness of both the power-law and log-normal distributions. A similar...
1996
Facies and Evolution of the Modern Brazos Delta, Texas: Wave Versus Flood Influence
Antonio B. Rodriguez, Michael D. Hamilton, John B. Anderson
Journal of Sedimentary Research (SEPM)
... crest sands are the coarsest sands in the region (2.5 to 3.0 phi; Fig. 11B). They are moderately sorted with negative skewness values due to shell...
2000
Conditioning a Process-Based Model of Sedimentary Architecture to Well Data
Derek Karssenberg , Torbjorn E. Tornqvist , John S. Bridge
Journal of Sedimentary Research (SEPM)
...) Compute sample statistics (e.g., mean, variance, skewness, channel-belt connectedness ratio, volume of channel belt deposits) from the N well...
2001
Assessing Textural Variation in Laminated Sands Using Digital Image Analysis of Thin Sections: RESEARCH METHODS
Elmer H. van den Berg, Victor F. Bense, Wolfgang Schlager
Journal of Sedimentary Research (SEPM)
..., skewness, and kurtosis of the parameters were not related to any of the other parameters, and for this reason were left out of the factor analysis...
2003
Experimental Modeling of the Spatial Distribution of Grain Size Developed in a Fill-and-Spill Mini-Basin Setting
Rufus L. Brunt, William D. McAffrey, Benjamin C. Kneller
Journal of Sedimentary Research (SEPM)
... of systematic vertical trends in mean grain size, sorting (skewness), and sand-to-shale ratio in both the upstream and downstream basins. AL-JA'AIDI, O.S....
2004
Development and Preservation of a Mid-Holocene Tidal-Channel Network Offshore the Western Netherlands
Ruben Rieu, Sytze van Heteren, Ad J.F. van der Spek, Poppe L. De Boer
Journal of Sedimentary Research (SEPM)
..., and its lag-like features (negative skewness and shell abundance). Note that the active layer is very thin. During the late Atlantic and early...
2005
Carbonate Sediment Drifts in Northern Straits of Florida
Henry T. Mullins , A. Conrad Neumann , R. Jude Wilber , Albert C. Hine , Susan J. Chinburg
AAPG Bulletin
...-size intraclasts. Determination of skewness indicates that the sediments are nearly symmetrical to strongly coarse skewed (Fig. 6). The granules...
1980
Determination of Widths of Meander-Belt Sandstone Reservoirs from Vertical Downhole Data, Mesaverde Group, Piceance Creek Basin, Colorado
John C. Lorenz , David M. Heinze , James A. Clark , Craig A. Searls
AAPG Bulletin
.... It is possible that the skewness of the total data shown in Figure 9 is a function of something other than the cutoff effect as Fig. 11. Model showing...
1985
Estimating Potential for Small Fields in Mature Petroleum Province
John C. Davis , Ted Chang
AAPG Bulletin
..., an average size value, and a skewness measure. We are primarily interested in ß. If ß equals 1, the log gamma distribution is a Pareto distribution...
1989
The practice of graphical fluid-gradient interpretations of formation tester pressure data
Andrew Chen
AAPG Bulletin
..., skewness, or deviation of the data.Scatter plots with linear least square regressions are easily achieved with Microsoft® Office’s Excel spreadsheet...
2014
The Inter-Discipline Approach to Paleoenvironmental Interpretations
B. J. Scull, C. J. Felix, S. B. McCaleb, W. G. Shaw
GCAGS Transactions
..., and the classification of the acritarchs: Stanford Univ. Publ. Geol. Sci., v. 17, 16 pp. Duane, D. B., 1964, Significance of skewness in recent sediments...
1966