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The AAPG/Datapages Combined Publications Database

Showing 736 Results. Searched 200,630 documents.

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Chapter Nine: Inversion and Interpretation of Impedance Data

Rebecca B. Latimer

AAPG Special Volumes

... by well logging. Seismic data are an interface property, a close approximation to the convolution of a wavelet with a reflection-coefficient series...

2011

SILURIAN INTERLAKE GROUP: A SEQUENCE OF CYCLIC MARINE AND FRESHWATER CARBONATE DEPOSITS IN THE CENTRAL WILLISTON BASIN1

Esther R. Megathan

Williston Basin Symposium

... sediment lamination with some convolution, suggesting deposition by fallout or by currents, punctuated by occasional sediment loading. Fissure...

1987

SPATIAL AND TEMPORAL SIGNIFICANCE OF PROCESS ICHNOLOGY DATA FROM SILTY-MUDSTONE BEDS OF INCLINED HETEROLITHIC STRATIFICATION, LOWER CRETACEOUS MCMURRAY FORMATION, NE ALBERTA, CANADA

ERIC R. TIMMER, MURRAY K. GINGRAS, JOHN-PAUL ZONNEVELD

PALAIOS

... domain. Essentially, the wavelet transform performs a convolution of time-series with a wavelet (for this study we used the Morlet wavelet), which...

2016

Deposition, Diagenesis, and Hydrocarbon Potential of "Deeper-Water" Limestones

Peter A. Scholle

AAPG Special Volumes

... types of deposits. Other common sedimentary structures include horizontal lamination, convolution, ripple marks, occasional channels, flute...

1977

Coupled role of climate and tectonics in the deposition of the late Quaternary sedimentary sequence in the southern margin of the central Ganga Plain, India

Mukesh Yadav, U.K. Shukla, G.P. Gurumurthy, Sajid Ali, Kamlesh Kumar, Anupam Sharma

Journal of Sedimentary Research (SEPM)

..., convolution, etc.) are particularly common in the lower half of the sedimentary sequence (Figs. 4A and 7A–C in Shukla et al. 2012). Further evidence of channel...

2024

A New Method for Production Data Analysis and Well Testing Using Superposition-Rate

Peter Liang, Roberto Aguilera, Louis Mattar

Unconventional Resources Technology Conference (URTEC)

... regimes. Method Development Superposition (sometime is also called convolution) is considered to be a problem-solving philosophy in which the behavior...

2016

Constraints on Riverine Valley Incision and the Response to Sea-Level Change Based on Fluid Mechanics

Julian Thorne

Special Publications of SEPM

... convolution operator which operates on the input flow at the source g(t) to give the flow at the downstream observer: The extreme sensitivity...

1994

Turbidite Reservoir Facies in the Lower Triassic Montney Formation, West-Central Alberta

Thomas F. Moslow,, Graham R. Davies

CSPG Bulletin

... currents and displaying these characteristics are referred to as "CCC turbidites" for the "Climbing ripples, Convolution and Clasts" association (Walker...

1997

Seismic Modeling of Fluvial-Estuarine Deposits in the Athabasca Oil Sands Using Ray-Tracing Techniques, Steepbank River Area, Northeastern Alberta

C. W. Langenberg, F. J. Hein, D. Lawton, J. Cunningham

CSPG Bulletin

... and convolution of a user-defined seismic wavelet with the time-reflectivity model generated from the ray tracing. Figure 4. Detailed location map...

2002

Seismic Characterization of Large-scale Sandstone Intrusions

Mads Huuse, Joe Cartwright, Andrew Hurst, Noralf Steinsland

AAPG Special Volumes

... in the North Sea Paleogene. For convolution models (perfectly migrated seismic data), a doubling of the frequency content compared to that currently...

2007

Shortening Histories in Active Detachment Folds Based on Area-of-relief Methods

Ramon Gonzalez-Mieres, John Suppe

AAPG Special Volumes

... is a convolution of primary stratigraphic geometry, the structure of interest, and other deformation below the structure. (b) As suggested by Hubert-Ferrari et al...

2011

Allocyclic Control on Late Devonian Buildup Development, Southern Canadian Rocky Mountains

David J. McLean , Eric W. Mountjoy

Journal of Sedimentary Research (SEPM)

....). Most of the algal laminite beds are smooth, flat-laminated (millimeter-scale) deposits with little evidence of tufting or convolution, although a few...

1994

Seismic Models of a Shelf-margin Depositional Sequence: Upper San Andres Formation, Last Chance Canyon, New Mexico

Jan Stafleu , Mark D. Sonnenfeld

Journal of Sedimentary Research (SEPM)

... of reflectivity; (4) convolution of the reflectivity sections with a source wavelet. This procedure is similar to those followed in other seismic...

1994

Remote Sensing of Geomorphology and Facies Patterns on a Modern Carbonate Ramp (Arabian Gulf, Dubai, U.A.E.)

Samuel J. Purkis, Bernhard M. Riegl, Serge Andrefouet

Journal of Sedimentary Research (SEPM)

... of convolution of the patch boundaries was tested by box counting (Rodriguez-Iturbe and Rinaldo 1997; Turcotte 1997) using code written in Matlab 6.1...

2005

Depositional Framework of Sandy Mid-Fan Complexes of Tourelle Formation, Ordovician, Quebec

Richard N. Hiscott

AAPG Bulletin

... are by far the most common depositional structures, with varied convolution superimposed. The climbing ripples most closely resemble types A or C...

1980

Facies Mapping from Three-Dimensional Seismic Data: Potential and Guidelines from a Tertiary Sandstone-Shale Sequence Model, Powderhorn Field, Calhoun County, Texas

Hongliu Zeng , Milo M. Backus , Kenneth T. Barrow , Noel Tyler

AAPG Bulletin

... for convolution): [EQUATION (11)] Figure 15 displays one of these 3-D seismic models in which a 40-Hz Ricker wavelet has been used. More...

1996

Three-dimensional structure of experimentally produced clay smears: Implications for fault seal analysis

N. Bozkurt Ciftci, Silvio B. Giger, Michael B. Clennell

AAPG Bulletin

.... A convolution filter with a 3 3 pixel width was applied in two iterations to remove noise without creating a major change on the geometry of the surfaces.The...

2013

Rare earth elements in latest Famennian Woodford Shale phosphate nodules, Oklahoma, United States: Land-driven phosphorus overloading and evolving organic carbon preservation, southern Laurentia

Andrew Cullen, and David Hull

AAPG Bulletin

... and deeper silicate weathering profiles (Algeo et al., 1995). The convolution of these events led to increases in nutrient delivery and high marine organic...

2025

The Heterogeneity of Paleocavern Systems Developed Along Syndepositional Fault Zones: The Upper Permian Capitan Platform, Guadalupe Mountains, U.S.A.

Eduard Koša, David Hunt, William M. Fitchen, Marie-Odile Bockel-Rebelle, Gerald Roberts

Special Publications of SEPM

.... 5, 6, 8, 10). Direct evidence of gravitational clast emplacement is rare but includes the convolution of laminae around clasts (Fig. 11E). Matching...

2003

Sequence stratigraphy and regional context of the Mancos-Niobrara in the northern San Juan Basin

Walter W. Nelson, Stephen A. Sonnenberg

Rocky Mountain Association of Geologists

... suffered from a convolution of nomenclature over the years. Nomenclatural variations are inherent to stratigraphy owing to the spatial heterogeneity...

2021

Siliciclastic Sequence Development in Foreland Basins, with Examples from the Western Canada Foreland Basin: Chapter 2

Macomb T. Jervey

AAPG Special Volumes

... time zero. Eustatic sea level changes in an irregular but smoothly fluctuating pattern described by the convolution of two sinusoids with amplitudes...

1992

Living On the Edge: Evaluating the Impact of Stress Factors On Animal–Sediment Interactions In Subenvironments of A Shelf-Margin Delta, the Mayaro Formation, Trinidad

Sudipta Dasgupta, Luis A. Buatois, M. Gabriela Mángano

Journal of Sedimentary Research (SEPM)

... as convolution associated with slumping of the channel banks (Figs. 3A–D, 4A, C). Intervals intermittently show a coarsening up grain-size trend and reactivation...

2016

Architecture, process, and environmental diversity in a late Cretaceous slope channel system

Benjamin Kneller, Guilherme Bozetti,, Richard Callow,,† Mason Dykstra, Larissa Hansen,, Ian Kane,,‡ Pan Li,,§ Adam McArthur,, Amanda Santa Catharina, Thisiane Dos Santos, Philip Thompson,¶

Journal of Sedimentary Research (SEPM)

... convolution models (e.g., Szuman 2009) suggest that detection of channel-complex set boundaries in vertical sections is unlikely in 30–40 Hz data. It may...

2020

The influence of sediment supply on the stratigraphic evolution of an ancient passive margin deep-marine slope channel system, Windermere Supergroup, British Columbia, Canada

Patricia E. Fraino,, R. William C. Arnott, Lilian Navarro

Journal of Sedimentary Research (SEPM)

... a consistent convolution of the independent variables that control deep-water sedimentation, which at least intuitively, would seem problematic...

2022

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