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The AAPG/Datapages Combined Publications Database
Showing 9,906 Results. Searched 195,364 documents.
Potential Field and Gradient Component Transformations and Downward Continuation: New Space Domain Techniques and their Applications
Bingzhu Wang
Search and Discovery.com
...Potential Field and Gradient Component Transformations and Downward Continuation: New Space Domain Techniques and their Applications Bingzhu Wang...
Unknown
Potential Field and Gradient Component Transformations and Downward Continuation: New Space Domain Techniques and their Applications
Bingzhu Wang
Search and Discovery.com
...Potential Field and Gradient Component Transformations and Downward Continuation: New Space Domain Techniques and their Applications Bingzhu Wang...
Unknown
Improvement of Seismic Tomographic Imaging by Downward Continuation and Modified SIRT
Teuku A. Sanny, D. Santoso, D. Dahrin, Fatkhan, Alfian B.
Indonesian Petroleum Association
...Improvement of Seismic Tomographic Imaging by Downward Continuation and Modified SIRT Teuku A. Sanny, D. Santoso, D. Dahrin, Fatkhan, Alfian B. 1996...
1996
Development of the COMMAP System: ABSTRACT
H. A. Slack, G. D. Brunton, H. C. Lee, M. A. Rosenfeld, I. H. Cram, Jr.
AAPG Bulletin
...) determination of regionals and residuals by various ring-average methods, (3) upward and downward continuation of potential field data, (4) first and second...
1963
Abstract: Challenges for Seismic Imaging Using Explicit Wavefield Extrapolation, by Saleh Alsaleh; #90077 (2008)
Search and Discovery.com
2008
Abstract: Two Prestack Anisotropic Depth Migration Methods for Tilted TI Media; #90211 (2015)
Xiang Du, John Bancroft, Don Lawton, and Larry Lines
Search and Discovery.com
... limitation of one-way downward continuation algorithms, it faces the expensive calculation...
2015
Abstract: Simple Wavefield Modelling to Evaluate the Low Frequency Artifacts in Reverse-Time Migration; #90224 (2015)
John C. Bancroft
Search and Discovery.com
... allowing the wavefield to move in positive or negative time i 1 , for forward or reverse time propagation or down j 1 for downward continuation...
2015
Abstract: A Phase Shift Plus Interpolation Extrapolation for Two-way Wave Equation Migration; #90172 (2014)
Jianhua Pan
Search and Discovery.com
... continuation use one-way wave equation which allows wavefield to propagate only downward or upward. However one-way wave equation migration (WEM...
2014
Florida Mountains, Southwest New Mexico: Part of Cordilleran Overthrust Belt or Foreland Block Uplift?: ABSTRACT
Glen A. Brown, Russell E. Clemons
AAPG Bulletin
... downward. The south Florida Mountains reverse fault is steeper at depth and con ave downward. The imbricate thrust faults to the northeast are either concave...
1983
Seismic Migration Interpolation using Time-Shift Imaging Condition
Mark Ng
Search and Discovery.com
... wave-equation downward continuation shot migration without loosing significant accuracy. Introduction The zero time (lag) imaging condition has been...
Unknown
Seismic Migration Interpolation using Time-Shift Imaging Condition
Mark Ng
Search and Discovery.com
... wave-equation downward continuation shot migration without loosing significant accuracy. Introduction The zero time (lag) imaging condition has been...
Unknown
Deep Thermal Structure of Mimbres Basin, New Mexico--Implications for Oil and Gas Potential: ABSTRACT
Chandler A. Swanberg
AAPG Bulletin
... of the underlying basement are well within the liquid window of hydrocarbon stability. The downward continuation of shallow temperature gradient data appears...
1982
Tectonic Control of Configuration of Bahama Banks: ABSTRACT
Mahlon Ball
AAPG Bulletin
... generally are areas of positive anomaly. Seismic measurements show that refractors with similar transmission velocities are displaced downward...
1967
Application of Illumination Compensation to Irregular Surface Areas Imaging; #40773 (2011)
Yueming Ye and Ru-shan Wu
Search and Discovery.com
... on “downward continuation directly”, using the con ventional lcb beamlet migration and beamlet migration after aperture correction. The deep layer also...
2011
Abstract: Crosswell Imaging with LCB Beamlet, by Yueming Ye; Wu Ru-shan; Zhuang Xijin; #90163 (2013)
Search and Discovery.com
2013
The Value of Data Derived from Wellsite Gas Analysis in Petroleum Systems, #90110 (2010)
Timothy A. Dodd, Jennifer C. Villinski
Search and Discovery.com
... Gulf of Suez, the two primary source intervals are the Campanian “Brown Limestone” and Miocene “Lower Rudeis” formations. Downward migration of oil...
2010
ABSTRACT: A Hybrid Wave Equation Datuming and Kirchhoff PSDM Solution for Accurate Onshore Seismic Imaging, by Hu, Leon L.; Saleh, Saleh; Sliz, Krzysztof; Ley, Robert E.; #90141 (2012)
Search and Discovery.com
2012
Recognition of Subtle Features in Geologic Maps
J. E. Robinson, D. F. Merriam
CSPG Special Publications
... of noise. Operators such as downward continuation, derivative, and edge detection can be applied to digital geologic maps on shallow, well-documented...
1980
The Application of Digital Computers to Exploration Operations: Abstract
James M. Forgotson Jr.
Tulsa Geological Society
... and accurate analysis of gravity and aeromagnetic data. The calculation of second derivatives and sophisticated methods for upward and downward continuation...
1963
Abstract: A proposed method for determining a magnetic textural index using polynomial regression in a moving window
Angela Carter-McAuslan, Colin G. Farquharson
Atlantic Geology
..., upward and downward continuation, reduction-to-the-pole and analytical signal. The interpreter uses these products to subdivide a survey area...
2017
New Foraminiferal Zonation, Upper Mesozoic, Sacramento Valley, California: ABSTRACT
Keith D. Berry
AAPG Bulletin
.... These designations are a downward continuation of the Upper Cretaceous zones of Goudkoff, who established the A through H Zones in 1945. The rocks...
1965
Abstract: Dolomitization, Carbonate Leaching and Sulfate Diagenesis Associated with Permian Evaporite Basins, USA and North Europe, by G. M. Harwood and A. C. Kendall; #90987 (1993).
Search and Discovery.com
1993
2004
Wave-Equation Migration in Mountainous Areas, by Jiao, Jianwu, Barry Newman, Stewart Trickett, Brian Link; #90030(2004)
Search and Discovery.com
2004
Beam Migration for Imaging of Complex Structures
Karl Schleicher, John Sherwood, Lynn Comeaux, Mazin Farouki
Indonesian Petroleum Association
... structure. Downward continuation methods are able to handle multi-arrivals, but their inability to image steep dips is a severe limitation. We present...
2009