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The AAPG/Datapages Combined Publications Database
Showing 43,307 Results. Searched 195,354 documents.
Abstract: Interpretation of Natural Fractures from the Traveltime Variation with Source-receiver Azimuth in the Alberta Foothills; #90172 (2014)
Draga A. Talinga, Don C. Lawton
Search and Discovery.com
..., parallel to the geological dip and strike orientations, respectively. The second method estimates fracture parameters from the inversion of the reflection...
2014
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
... is that as the rays approach the critical angle the results are less accurate than the second order hyperbolic moveout calculation. Higher order Taylor series...
2000
Seismic Velocities, by D.S. MacPherson, #40150 (2005).
Search and Discovery.com
2005
AAPG Memoir 76, Chapter 18: Velocity Estimation for Pore-Pressure Prediction
David W. Bell
AAPG Special Volumes
... of Western Canada basin: discussion: AAPG Bulletin, v. 63, p. 812–814. Liner, C. L., 1999, Concepts of normal and dip moveout: Geophysics, v. 64, p...
2001
Normal Moveout and Dip Moveout, C. L. Liner, #40037
Search and Discovery.com
N/A
A Time Migration Before Stack
Richard Cooper, Malcolm Hobson
Geological Society of Malaysia (GSM)
... processing sequence. Today it is common to incorporate a Dip Moveout (DMO) correction into the processing sequence prior to stacking. In this paper we present...
1991
The Application of Image Processing Techniques for Complex Structures
V. Sudhakar, I. T. McMahon
Indonesian Petroleum Association
... used to image data: dip moveout (DMO) and prestack migration. Either process approximately solves the problem of multivalued moveout due to dip...
1987
Use of Seismic-Derived Velocities for Stratigraphic Exploration on Land: Seismic Porosity and Direct Gas Detection: Chapter 4
Norman S. Neidell, J. H. Beard, Ernest E. Cook
AAPG Special Volumes
... with moveout velocity analysis: World Oil (January), p. Reneer, B., 1983, Depositional history, potential of Permian Tannehill sandstone, King, Knox counties...
1985
Pre-Stack Imaging: Time or Depth? (Paper 25)
Carl Notfors, Peter Whiting, Geoff Mansfield
Geological Society of Malaysia (GSM)
... accurate estimation of the diffraction surface. Conventional normal-moveout (NMO) is a second-order approximation to the true moveout curve...
2000
Abstract: Non-Hyperbolic Reflection Tomography for Better Imaging and Interpretation, by Zhaobo Meng and Chengbin Peng; #90105 (2010)
Search and Discovery.com
2010
Effects of Stacking Misaligned CRP Traces: ABSTRACT
James D. Morgan, T. H. Hollingsworth, Monroe Ashworth
AAPG Bulletin
... due to inexact datum and normal moveout corrections usually can be determined by visual or machine correlation within the common-point collection...
1968
Developing an Exploration Tool in a Mature Trend: A 3D AVO Case Study in South Texas
Mark E. Gregg, Charles T. Bukowski, Jr.
Houston Geological Society Bulletin
... are required to observe them. A large non-exclusive 3D survey was reprocessed using non-hyperbolic moveout and resulting angle stacks were analyzed...
2001
Seismic Multiples can be Responsible for Completely Masking Underlying Data: A Case Study Shows a Remarkable Example of Hidden Information Revealed, by John DeWildt, Derek Skoyles, Halle Rhea, and Nigel Payne; #90052 (2006)
Search and Discovery.com
2006
Derivation of Seismic Depth Sections
H. Buchholtz, W. Houba
Geological Society of Malaysia (GSM)
.... If steep and/or conflicting dips are involved in the data a special dip moveout (DMO) processing is required to improve the stacked data for migration...
1987
Improved Structural Imaging of the Karama Seismic Survey Using Anisotropy Kirchhoff and Beam Depth Migration
Zbigniew Ostapiuk, Bee Jik Lim, Martin Bayly
Indonesian Petroleum Association
... survey within the same basin to derive the Thomsen parameters. The tilt parameters for the anisotropy symmetry axis were estimated from the seismic dip...
2012
Investigation of DMO Algorithms during Test-Line Processing: Some Recommendations
Ng Tong San, Mohd. Hashim Abas, Leong Lap Sau
Geological Society of Malaysia (GSM)
... 82/V 2 (3) The first term on the RHS of (equation 3) is associated with normal moveout (NMO) and the second term with dip moveout (DMO) since...
1996
High Performance Seismic Data Migration for High Resolution Interpretation
C. N. Chernoff
Indonesian Petroleum Association
... acquisition: Cambridge, Cambridge University Press, 253 p. Stolt, R.H., 1978, Migration by Fourier Transform: Geophysics, v. 43, p. 23-48. Seismic dip-bar...
1983
What is Horizontal Resolution?
L. R. Denham, R. E. Sheriff
Indonesian Petroleum Association
... topographic relief, and hence datum statics, are large. The Second Type of Approximation These limitations are inherent in using the scalar wave equation...
1981
Abstracts: Seismic Wave Propagation and Imaging in Heterogenous Media; #90173 (2015)
Yijian Meng, Emmanuel Bongajum, and Bernd Milkereit
Search and Discovery.com
... in the dip direction. Such local distortions in the wavefield moveout suggest that equivalent homogenous models with effective anisotropic parameters...
2015
Abstract: Velocity Updating for Converted-Wave Prestack Time Migration; #90211 (2015)
Xiaogui Miao
Search and Discovery.com
... controlled by Vc; thus, Vc affects the first order travel time. γeff contributes to the second and higher order moveout and χeff only affects the higher...
2015
ABSTRACT: North Sumatra Basin Organic Content Estimation Using Anisotropic Rock Physics Modeling Based On Core, Log And Seismic Data
R. Ryacudu, T. S. Priantono, P. M. O. Iriana, G. W. Purnama, D. Risdianto
The Society for Organic Petrology (TSOP)
... seismic gather, whereby the isotropic normal moveout (NMO) reveals the phenomenon called the hockey...
2015
The Geophysicists' Bane: Multiple Suppression on the North West Shelf
C. R. T. Ramsden, M. R. Hobson, R. Cooper
Petroleum Exploration Society of Australia (PESA)
...) differential moveout between primary and multiple reflections. e) second order differential moveout between primary and multiple reflections. f...
1988
Basic Seismic Processing: Part 7. Geophysical Methods
Peter M. Duncan
AAPG Special Volumes
... moveout (DMO) correction: NMO corrections are made under the assumption of horizontal planar reflectors. If the reflector has appreciable dip...
1992
All that wobbles isnt necessarily azimuthal anisotropy
Helen Debenham, Jennifer Badry, Mohamed Megebry
Petroleum Exploration Society of Australia (PESA)
... area is shown in blue. This was the first survey in the Canning Basin to be recorded using a nodal geophone system. The 16 second 5-90 Hz Figure 3...
2019
Abstract: Azimuthal Processing For Unconventional Resource Plays Using An Orthorhombic Velocity Model; #90174 (2014)
Shaowu Wang and David Wilkinson
Search and Discovery.com
..., dip-moveout (DMO) removal and time migration. The estimation of velocity parameters for orthorhombic media is the key for azimuthal processing using...
2014