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The AAPG/Datapages Combined Publications Database

Showing 30,621 Results. Searched 189,607 documents.

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Abstract: Near Surface and Anisotropy Modeling Strategies for Fast-Track Land Depth Imaging; #90319 (2018)

Ernesto Sandoval-Curiel, Daniele Colombo

Search and Discovery.com

... analysis and anisotropic parameter scanning for the deep structure. The long wavelength part of the near surface velocity variations is solved...

2018

Abstract: Kirchhoff Prestack Time Migration with Angle Domain Common Image Gathers; #90174 (2014)

Jianhua Pan, Robert Tilson, Gerry Schlosser, and Elvis Floreani

Search and Discovery.com

... common image gathers are commonly used for migration velocity analysis and AVO studies. However, recent works show that more benefits could...

2014

Seismic Velocity Sensitivity Analysis: Gulf of Mexico Example, Pony Field; #50479 (2011)

Ryan Mann, Henry Zollinger, Steve Checkles

Search and Discovery.com

...Seismic Velocity Sensitivity Analysis: Gulf of Mexico Example, Pony Field; #50479 (2011) Ryan Mann, Henry Zollinger, Steve Checkles Seismic Velocity...

2011

How Reliable Is The Negative Anisotropy In Carbonate Rocks? - Offshore East Java Basin Case Study

Jun Wang, Yonghe Guo, Pongga Wardaya, M Afiq B Mokhtar, Riaz Alai, Rizki Krishna Pratama, Haryono Haryanto

Indonesian Petroleum Association

... is used in the migration. This means the seismic velocity should be lower than well velocity, implying that negative delta is necessary. In this study, we...

2018

Abstract: To TTI or not to TTI? Semi-Automated 3D Tomographic Velocity Analysis in the Canadian Foothills: A Case History; #90211 (2015)

Sylvestre Charles, David Mitchell, Rob Holt, Jiwu Lin, and John Mathewson

Search and Discovery.com

... of the topography, decoupling the near surface effects from the depth imaging migration velocity analysis. Lastly, we used a “data driven” automated...

2015

ABSTRACT: Anisotropic 3-D Pre-Stack Time Migration Processing of Oguali 3-D Survey in Cental Niger Delta; #90115 (2010)

Tunde I. Okunuga, Robinson S. Dike, Timothy J. Brooks, and Lawrence Ajabor

Search and Discovery.com

... nearby wells. This 3D seismic data processing therefore incorporated velocity anisotropic analysis in velocity model building and migration to fully...

2010

Application of Full Waveform Inversion to Resolve an Eroded Shallow Carbonate Platform, North Madura, East Java, Indonesia

David Cavalin, Nurrul Ismail, Tom Paten, Kola Agbebi, Dave Lim

Indonesian Petroleum Association

.... [1989], Velocity analysis by iterative profile migration, Geophysics, 54(6), 718-729. Beylkin, G. [1985], Imaging the discontinuities in the inverse...

2019

Seismic Imaging in Anisotropic Media. or... "A Better Way to Moveout and Migrate Long Offset Data"

Rolf Klotz, Martin Bayly, Sue Downie, Swee Leng

Indonesian Petroleum Association

... migrated and stacked using different ray assumptions using "mini stack" panels from a velocity analysis. The straight ray assumption migration data...

2000

Comparison of Various Depth Conversion Techniques in a Complex Foreland Thrust Belt Setting: Case Study in the North Seram Basin, Banda Arc

Muhammad Nauvall Juliansyah, Bayu Permana Putra, Agung Donurizki

Indonesian Petroleum Association

... data and sparse control from well data. This research performs a comprehensive and regionally extensive depth conversion analysis utilizing velocity...

2019

What Are You Interpreting? Your Seismic Image Could Be Misleading You!

R. T. Newrick, E. P. Gomez, J. K. Pullishy, S. D. Jensen, J. M. de Armas

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... velocity model building and PSDI Q.C. (Figure 1). Seismic data are processed through time imaging so that the pre-migration shot gathers can be input...

2006

Delineation of Anomalously Pressured Gas Accumulations in the Riverton Dome Area, Wind River Basin, Wyoming

Ronald C. Surdam, Zun Sheng Jiao, Nicholas G. K. Boyd III

Wyoming Geological Association

... accumulations. In this study, seismic data processed by Echo Geophysical were used as the basis for the velocity analysis. The processing stream included true...

2000

Imaging Beneath Complex Structure

K. Larner, B. Gibson, and R. Chambers

AAPG Special Volumes

... with interval velocity known perfectly, no velocity is proper for time migrating the data here; time migration is the wrong process because it does not honor...

1983

Imaging Beneath Complex Structure: Case History: ABSTRACT

Ken Larner, Bruce Gibson, Ron Chambers

AAPG Bulletin

... perfectly, no velocity is proper for time migrating the data here; time migration is the wrong process because it does not honor Snell's law. Depth...

1981

Imaging Beneath Complex Structure: A Case History: ABSTRACT

Bruce Gibson, Ken Larner, Ron Chambers

AAPG Bulletin

... are related directly to highly nonhyperbolic moveout. As with migration velocity, no proper stacking velocity can be developed for these data, even from...

1983

Application of TTI Reverse Time Migration, Deepwater Offshore Malaysia (Paper P5)

J. Sun, B. Mishra, C. Jiao, J. Sun, G. Hodgkiss, A. Bisset

Geological Society of Malaysia (GSM)

..., using impulse response analysis and actual data, that RTM is superior to Kirchhoff migration even in the absence of high velocity bodies...

2012

Abstracts: True-Amplitude PS Prestack Time Migration via 5D Interpolation; #90173 (2015)

Peter W. Cary, Albert Zhang

Search and Discovery.com

... for further analysis such as joint PP, PS inversion. Technically, its implementation is similar to, but not the same as, P-wave migration because...

2015

-- no title --

user

Search and Discovery.com

..., high resolution migration velocity estimation and imaging is introduced. The methodology for objective, data driven determination of the velocity...

Unknown

-- no title --

user

Search and Discovery.com

..., high resolution migration velocity estimation and imaging is introduced. The methodology for objective, data driven determination of the velocity...

Unknown

Seismic imaging of the Turtle Mountain structure, southwestern Alberta, Canada

J.H. Isaac, D.C. Lawton, C.W. Langenberg

CSPG Bulletin

... – The Husky experience. Geophysics, v. 63, p. 1166-1176. Zhu, J., Lines, L. and Gray, S. 1998. Smiles and frowns in migration/velocity analysis. Geophysics...

2008

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