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The AAPG/Datapages Combined Publications Database
Showing 28,391 Results. Searched 195,364 documents.
A Southern North Sea Multi-Survey preSDM using Hybrid Gridded Tomography, #41592 (2015).
Ian Jones, Emma Evans, Darren Judd, Alan Campbell, Steve Elam
Search and Discovery.com
... subtle lateral changes associated with variable chalk compaction regimes. In addition, the rapid vertical velocity variation associated with chalk and salt...
2015
Application of Visco-Acoustic Full Waveform Inversion to Shallow-Water, Shallow-Gas Data, #41802 (2016).
Xin Cheng, Ronan Petton, Ian Anstey, Wai-Leong Lai, Denes Vigh, Gavin Menzel-Jones
Search and Discovery.com
... is applied in the data domain and is capable of creating a high-resolution Earth model through a wavefield-consistent solution. FWI derived velocity...
2016
Some Relations Among Sedimentation, Stratigraphy, and Seismic Exploration
W. C. Krumbein
AAPG Bulletin
.... 943-61. BEERS, R. F., "Velocity Stratification as an Aid to Correlation," Geophysics, Vol. 5 (1940), pp. 367-92. BEERS, R. F., "Resolution Control...
1951
Abstract: The Phase Shift Time Stepping Equation and the Marmousi Data Set; #90171 (2013)
Ben D. Wards, Gary F. Margrave, and Michael P. Lamoureux
Search and Discovery.com
... extend our method to variable velocity by replacing the global Fourier transform with a local Gabor transform using localizing windows within each...
2013
An Automated Grain-shape Classifier
William H. Glezen, John C. Ludwick
Journal of Sedimentary Research (SEPM)
... the chute with an irregular motion, and as a result, the linear velocity of a grain entering the plane table is randomly variable among reruns of the same...
1963
Abstract: 3D Time Domain Full Waveform Inversion Based on Multiscale Adapted Variable Grid Method Case Study Majunga Basin East African Coast; #91204 (2023)
Mukiibi Ssewannyaga Ivan, Jian-Ping Huang, Zi-Ying Wang, Jidong Yang, Jin Keji
Search and Discovery.com
..., and 16 GB of GDDR5X memory. Presence of thin and low velocity targets with high velocity contrasting beds the variable grid FWI technique is suitable...
2023
High-resolution angle gather tomography with Fourier neural operators
Sean Crawley, Guanghui Huang, Ramzi Djebbi, Jaime Ramos, Nizar Chemingui
International Meeting for Applied Geoscience and Energy (IMAGE)
..., Solving seismic wave equations on variable velocity models with Fourier neural operator: arXiv preprint, doi: https://doi.org/10.48550/arXiv.2209.12340...
2023
Incorporation of Geology, Wells, and Rock Physics into Anisotropy Estimation for Seismic Depth Imaging Enables True Earth Model, #40828 (2011)
Huyen Bui, Peck-Hwa David Ng, Jenny Zhou, Chih-Wen Kue, Mart Smith
Search and Discovery.com
... imaging. As is well known, seismic velocity is a very important variable that can result in the lateral and vertical mispositioning of reservoir targets...
2011
The Preparation of Seismic Depth Maps in Oil Exploration
A. E. Pallister
CSPG Bulletin
... Datum-to-Blairmore interval. After examining a number of means of establishing a simple relationship of this variable velocity to a known parameter...
1960
Seismic Depth Interpretation in Thrustbelts, by Nancy House, #40131 (2004).
Search and Discovery.com
2004
Where Is My Horizontal Well? Use of Borehole Seismic Where Velocities Vary Laterally
Agus Muharam, Frank Musgrove
Indonesian Petroleum Association
... and the reservoir reefal limestone but the assumption of constant overburden velocity is not well founded. Statics and variable velocity in this thrusted...
1998
-- no title --
Ehsan, Athar
Search and Discovery.com
... with high velocity contrasting beds the variable grid FWI technique is suitable technique to approximate velocities in these scenarios (Cai and Zhang...
Unknown
Seismic Imaging of the SW South China Sea Deep Crustal Structure Shows Evidence for a Ductile Lower Crust during Rifting; #30404 (2015)
M. Delescluse, T. Pichot, N. Chamot-Rooke, M. Pubellier, Y. Qiu, G. Sun, J. Wang, J.-L. Auxiètre
Search and Discovery.com
... velocity model of the crustal and upper mantle structures (page 20). Ray coverage is sufficient to image the entire crustal thickness down to the upper...
2015
An acoustic wave equation with the gradients of velocity and density
Jianyong Bai, Orhan Yilmaz
International Meeting for Applied Geoscience and Energy (IMAGE)
...An acoustic wave equation with the gradients of velocity and density Jianyong Bai, Orhan Yilmaz An acoustic wave equation with the gradients...
2023
Combining Petrophysical Properties and Ultrasonic Velocity for Improved Prediction of Tight Carbonate Reservoir
Abdallah Abdelkarim, Osman Abdullatif
Unconventional Resources Technology Conference (URTEC)
...Combining Petrophysical Properties and Ultrasonic Velocity for Improved Prediction of Tight Carbonate Reservoir Abdallah Abdelkarim, Osman Abdullatif...
2017
Pre-Stack Imaging: Time or Depth? (Paper 25)
Carl Notfors, Peter Whiting, Geoff Mansfield
Geological Society of Malaysia (GSM)
... with a constant velocity assumption, and hence do not accurately predict the CMP component of the diffraction surface when the velocity is variable. DMO...
2000
Seismic Velocity Anisotropy in Chimore Area, Bolivia
Michael Fry, Eloy Martinez, James Baker, Mark Wallace
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
...-sectored) velocity analysis technique not only demonstrated highly variable azimuthal velocity anisotropy present in the area, but also allowed its...
2008
Mainstream Mantle Convection: A Geologic Analysis of Plate Motion
T. H. Nelson , P. G. Temple
AAPG Bulletin
.... In the model, the base of the mainstream forms an unbroken spheroid with its poles of rotation near the earth's geographic poles. The maximum velocity...
1972
ABSTRACT: Petrophysical properties of deformation band fault zones in the Entrada Sandstone, Utah, by Kyle Fredericks; #90157 (2012)
Search and Discovery.com
2012
ABSTRACT: Grain sorting effect on seismic velocities: rock physics models for reservoir quality prediction; #90007 (2002)
Mario A. Gutierrez, Jack Dvorkin, Amos Nur
Search and Discovery.com
... that predicts the effect of textural sorting and variable composition and fabric (e.g. grain- and mud-supported fabric) on velocity and porosity. The models...
2002
Abstract: Land Demultiple without Velocity Discrimination: Tau-P Deconvolution on High Fold Desert Data; #90211 (2015)
Qiang Li and Shelton Hubbell
Search and Discovery.com
...Abstract: Land Demultiple without Velocity Discrimination: Tau-P Deconvolution on High Fold Desert Data; #90211 (2015) Qiang Li and Shelton Hubbell...
2015
Machine Learning Application for Shear Velocity Prediction in Ahnet Basin, Algeria; #42584 (2023)
Abdeldjalil Latrach, Nassim Bouabdallah, and Aimene Aihar
Search and Discovery.com
... and dependent variables resulted in the following correlation matrix. The variable of interest for the prediction, the shear velocity, is highly...
2023
Combining high resolution modelling and one-way wave field extrapolation migration to image beneath a complex overburden: A case study from Porcupine Basin, Ireland
Partha Pratim Mandal, Weidi Koh, Julien Bluteau, David Laws, Jennifer Greenhalgh
Petroleum Exploration Society of Australia (PESA)
... imaging challenge is the effect of high velocity, laterally variable Late Cretaceous chalk. The transition from this carbonate to underlying clastic...
2016
Outlining Shale Masses By Geophysical Methods
A. W. Musgrave , W. G. Hicks
AAPG Special Volumes
.... The shale masses have four properties: (1) low-velocity sound transmission, in the range of 6,500-8,500 ft/sec with very little increase in velocity...
1968
Examples of Optical Analysis and Filtering of Seismic Record Sections: ABSTRACT
J. A. Long
AAPG Bulletin
... a laser beam is passed through a transparent reduction of a variable-density or variable-area record section, the seismic signals act as an optical grating...
1965