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The AAPG/Datapages Combined Publications Database

Showing 45,657 Results. Searched 200,619 documents.

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U-net based primary alignment

Ricard Durall, Ammar Ghanim, Norman Ettrich

International Meeting for Applied Geoscience and Energy (IMAGE)

... Ettrich Fraunhofer ITWM, Germany Summary Aligning primary reflections in seismic normal moveout (NMO) corrected gathers is a crucial part of seismic...

2023

Abstract: Supervirtual S-wave Refraction Interferometry for Converted Wave Statics and Near-Surface S-wave Velocity Model Building; #90224 (2015)

Kristof De Meersman and Yoones Vaezi

Search and Discovery.com

...-critical sources xj. These are summed to form virtual refractions . (b) The second step is the convolution of recorded data from source X and receiver...

2015

Cross Section Restoration and Balancing as Aid to Seismic Interpretation in Extensional Terranes

Mark G. Rowan, Roy Kligfield

AAPG Bulletin

... transport, perpendicular to the axis of a rift basin, or downdip in areas of gravity-driven slumps. Second, a section that crosses transfer faults...

1989

Regional variations in basement dip of the Santos, Campos and Espirito Santo Basins, offshore Brazil and its control on structural style in the overlying detached salt and sedimentation

Sharon Cornelius, Paul Mann, Sumit Mukherjee

International Meeting for Applied Geoscience and Energy (IMAGE)

...Regional variations in basement dip of the Santos, Campos and Espirito Santo Basins, offshore Brazil and its control on structural style...

2022

Measurement of Dip Angles on Aerial Photographs: GEOLOGICAL NOTES

Louis Desjardins

AAPG Bulletin

...Measurement of Dip Angles on Aerial Photographs: GEOLOGICAL NOTES Louis Desjardins 1943 1534 1538 27 11. (November) In mapping appreciably dipping...

1943

THE PRINCIPLES OF WRENCH-FAULT TECTONICS OF MOODY AND HILL AS APPLIED TO NORTHERN SOUTH AMERICA

H. ALBERDING, H.P. LAUBSCHER, G.A. YOUNG

Asociación Venezolana de Geología, Minería y Petróleo (AVGMP)

... Young et al. Figure 14.: Oca fault, showing relationship of third-order drag folds and second-order primary folds. 1956 Rod. 17 Figure 15.: 1957...

1958

Modeling Anisotropy in Computer Mapping of Geologic Data: Chapter 7

Gregory Kushnir, Jeffrey M. Yarus

AAPG Special Volumes

... ratio of contour closure are analyzed to estimate the direction and magnitude of the anisotropy. The second method is quantitative and requires...

1992

Analysis Of Fluvial Architecture In the Blackhawk Formation, Wasatch Plateau, Utah, U.S.A., Using Large 3D Photorealistic Models

Andreas Rittersbacher,, John A. Howell,,† Simon J. Buckley

Journal of Sedimentary Research (SEPM)

..., Gani, M.R., Sharman, K.E., Irfan, N., and Bracken, B., 2011, Along-strike and down-dip variations in shallow-marine sequence stratigraphic...

2014

Pebble Orientation in Relation to Cross-Stratification a Statistical Study: NOTES

Shibdas Bandyopadhyay

Journal of Sedimentary Research (SEPM)

... graphical comparison of pebble orientation and cross-bedding dip direction it has been shown earlier that elongated pebbles, in general, tend to be arranged...

1971

A new, more accurate, and easier to use Jacob's staff

Steven M. Holland, Anik K. Regan

Journal of Sedimentary Research (SEPM)

... in situations where the rock exposure is not in the direction of dip, or where a lateral offset in a stratigraphic section is needed. Although the Jacob's staff...

2020

Relation of Deformational Fractures in Sedimentary Rocks to Regional and Local Structure

John F. Harris , Garvin L. Taylor , Jack L. Walper

AAPG Bulletin

.... The general form used in the investigation follows. Station Number_____ Formation_______ Location Strike of beds_____ Dip of Beds_____ Lithologic...

1960

Prediction of Local Structures in the Central Part of the Pechora Depression

M. P. Monakhov, B. G. Dolzhanskiy

Petroleum Geology: A Digest of Russian Literature

... was prepared for the central part of the Pechora depression which combines the map of base level of valleys of the second order and maps of crypto or residual...

1966

Testing the Kinderhook Sand of the Northern Permian Basin, a Potential Tight Oil Play

R. Webster, T. Stroker, K. Maas, M. Solomon, M. Yarotsky, M. Clark

West Texas Geological Society

... wells. The first test was in a down-dip position and the second test was located in an up-dip position. The down-dip well encountered very tight...

2018

Seismic reflectivity inversion via a regularized deep image prior

Hongling Chen, Mauricio D. Sacchi, Jinghuai Gao

International Meeting for Applied Geoscience and Energy (IMAGE)

..., the DIP network structure provides an implicit regularization that enhances the lateral continuity of the reflectivity. Second International Meeting...

2022

Fossil Diversity in Thin Section

Richard Smosna, Steven Warshauer

Journal of Sedimentary Research (SEPM)

... formation, a non-paleontologist can tabulate and plot a first approximation to total and mean diversity for each microfacies, a diversity gradient...

1978

Abstract: Regular Grids Travel Time Calculation … Fast Marching with an Adaptive Stencils Approach; #90187 (2014)

Zhengsheng Yao, Mike Galbraith, and Randy Kolesar

Search and Discovery.com

... itself is a linear approximation and the wavefront is, in general, not a plane wave, especially near the source, a high order scheme in such a case...

2014

Oil-Base Micro Imager (OBMI) Application in Sangatta Field: A Case Study

Patricius Sembiring, Agustinus S.R., Nouri Bashir, Heru Danardatu, Sanggam Hutabarat

Indonesian Petroleum Association

... for: Good quality OBMI data were obtained for detailed sedimentary and reliable structural dip data in OBM environment, allowing geologic facies...

2005

Complementary Role of Multi-Component and Conventional 3D Seismic for Risk Reduction in Unconventional Resource Plays … A Marcellus Shale Example

Tony Rebec, Zhiyong Zhao

Unconventional Resources Technology Conference (URTEC)

... is estimated, and the second using the multicomponent shear data, where it is measured. It is observed that the second case using the measured shear provides...

2013

New Joint Categorical/Continuous Simultaneous Inversion Technology (Paper C9)

M. Kemper

Geological Society of Malaysia (GSM)

...] Subsequently we can use the small contrast approximation RAI = (RAI2 - RAI1) / (RAI2 + RAI1) ≈ ½ ΔAI / AI = ½ ΔLn(AI) to rewrite [2] as Spp(θ)=a/2W(θ)ΔLn...

2012

Seismic Feature of Topography of a Shelf-Slope-Trough and Its Geo-Engineering Applications, West Arafura Sea, Indonesia and Northern Australia

Hiromi Honda, Koichi Kihara, Magnus McNeil-Windle, Henry Banjarnahor, Hiroshi Nagura

Indonesian Petroleum Association

... in the area. The deformation begins at a critical angle (θc) along a dip line of survey. θc varies from 0.7 to 3°, and is mostly 0.7° to 1.2°. 1,000 mSS...

2009

Use of Hydraulic Head and Hydraulic Gradient to Characterize Geopressured Sediments and the Direction of Fluid Migration in the Louisiana Gulf Coast

Jeffrey S. Hanor , Janet E. Bailey

GCAGS Transactions

..., and is fluid density. The first term on the right hand side of the equation is gravitational potential, the second is the drive for flow induced by fluid...

1983

Subsidence and Stretching: Tectonic Processes: Model Investigations of Margin Environmental and Tectonic Processes

Xavier Le Pichon, Jacques Angelier, Jean-Claude Sibuet

AAPG Special Volumes

... and the use of a minimum number of parameters. We demonstrate that as the lithosphere, to a first approximation, is floating on top of the asthenosphere...

1982

Some Possible Applications of Geothermics to Geology

C. E. Van Orstrand

AAPG Bulletin

... of the outstanding problems of the geologist is first to locate accurately the isogeothermal surfaces and second to relate them to heat sources past...

1934

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