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The AAPG/Datapages Combined Publications Database
Showing 140 Results. Searched 196,371 documents.
Investigation of DMO Algorithms during Test-Line Processing: Some Recommendations
Ng Tong San, Mohd. Hashim Abas, Leong Lap Sau
Geological Society of Malaysia (GSM)
... with dipping reflectors. Recapitulating, DMO can now be defined as a process that creates apparent common-reflection point gathers from common-midpoint...
1996
Seismic Imaging and Interpretive Model Building in the Colombian Andes
Rob Vestrum
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... € Figure 2: Lateral shift of reflection point with offset for a horizontal reflector beneath anisotropic strata dipping at 15°. Distance units...
2006
The Application of Image Processing Techniques for Complex Structures
V. Sudhakar, I. T. McMahon
Indonesian Petroleum Association
... location originate from the same subsurface location (hence its old name Common Depth Point (CDP) stack). In areas with dipping reflectors...
1987
Abstract: 3-D Design with DMO Modelling, by D. L. Connelly and J. M. Galbraith; #90951 (1996).
Search and Discovery.com
1996
Integration of Geologic Data into Structural Imaging of the Andean Subthrust, Peru; #41605 (2015)
Margaret A. Stratton, Robert Vestrum, Dennis Ellison
Search and Discovery.com
.... Vestrum, R.W., and D.C. Lawton, 2010, Reflection point sideslip and smear in imaging below dipping anisotropic media: Geophysical Prospecting, v. 58...
2015
DMO and NMO as Applied in Seismic Data Processing
Jiunnyih Chen
Geological Society of Malaysia (GSM)
... and Xo as the distance between CMP (Common Middle Point) and CRP (Common Reflection Point), their NMO, DMO and migration relationships can be easily...
1989
Seismic Velocities, by D.S. MacPherson, #40150 (2005).
Search and Discovery.com
2005
Anisotropic depth migration in the Colombian Llanos Foothills as a key to understanding the structure in depth
emamedov
Search and Discovery.com
.... S is the distance between the actual subsurface reflection point and the reflection point when the processing algorithm assumes isotropy (modified from Vestrum et...
Unknown
Anisotropic Depth Migration Applied in an Area of the Colombian Llanos Foothills as a Tool for Understanding the Structure in Depth
Isabel Cristina Florez, Rob Vestrum
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... between the actual subsurface reflection point and the reflection point when the processing algorithm assumes isotropy (modified from Vestrum et al...
2006
Seismic Velocity Model Building in an Area of Complex Geology, Southern Alberta, Canada
Helen Isaac and Don Lawton
Search and Discovery.com
... field derived from velocity analysis of common reflection point gathers in the time domain. I know that there should be high velocities above...
2009
Integrated 3D Seismic Data Modeling and Processing Methodology for Structural Model Analysis: Case Study
T. Salinas
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... with reflection from either side of the seismic profile (Figure 6). The distance between the common reflection point (CRP) and CMP shown in Figure 7 has...
2006
What is Horizontal Resolution?
L. R. Denham, R. E. Sheriff
Indonesian Petroleum Association
... but his estimate might be in error by 25%. A feature such as a small fault or an amplitude change on a gently dipping reflection at three seconds might...
1981
Depth Imaging Seismic Data to Help Delineate Gas Reservoirs in Southwest Wyoming
Alvin K. Benson
Wyoming Geological Association
... it originates in space, appears directly below the shot point on a given reflection trace. Dipping reflectors are shifted, concave curvatures may appear...
1989
Ekofisk--First of Western European Giant Oil Fields: ABSTRACT
Edwin Van Den Bark, Owen D. Thomas
AAPG Bulletin
... using its End_Page 701------------------------------ common-reflection-point seismic system. On a reflector near the Danian the structure exhibited...
1979
An Overview of Ray Trace Modeling with an Example from the Wichita Mountain Front in Southern Oklahoma
Jan Dodson, Roger A. Young, Kevin Smart
Oklahoma City Geological Society
... geology, reflections may be recorded at large horizontal distances from the reflection point. Seismic migration is the process that attempts to move...
2001
Geological Input Valuable in Seismic Velocity Analysis, by Supratik Sarkar; #41118 (2013).
Search and Discovery.com
2013
Common Reflection Point Techniques in Highly Explored Areas: ABSTRACT
Harry W. Mayne
AAPG Bulletin
...Common Reflection Point Techniques in Highly Explored Areas: ABSTRACT Harry W. Mayne 1965 1087 1087 49 7. (July) Experience in some highly explored...
1965
Reflection Seismic Imaging of the Carboniferous Bay St. George Subbasin, Onshore Western Newfoundland: A Reappraisal of Paleozoic Stratigraphic Thickness
J. Hall, G. Langdon, B. Roberts, D. Hawkins , A. Fagan, I. Knight, G. Kilfoil
CSPG Bulletin
.... No gap was employed during roll-on and -off. The roll-on and -off ensured that the reflection point coverage extended the full length of the line...
1992
Imaging in Complex Environments Common Reflection Angle Migration
Graham A. Winbow
Indonesian Petroleum Association
... In common reflection angle imaging (CRAM) each of the three reflection events illustrated in Figure 1 is treated separately at each image point...
2007
THE APPLICATION OF HIGH RESOLUTION SEISMOLOGY TO THE DELINEATION OF FAULTING AND COAL SEAM THICKNESS: A CONTINUING CASE HISTORY
Anthony R. Wagner
North Dakota Geological Society
... CDP reflection point spacing (25 ft) while still remaining cost-effective. The geophone array (12 phones over 50 ft) was selected...
1984
Forward Modeling to Improve Seismic Acquisition Design
Paula A.C. Barbosa, Jose A. Jaramillo, Jose H. Olaya
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... of section A: Common Depth Point (CDP), Common Reflection Point (CRP), incidence angle, reflection amplitude, geometrical spreading factor and shot...
2006
Iterative Modeling and Imaging of Seismic Data in Depth to Help Delineate Petroleum Reservoirs in the Utah Overthrust Belt
Alvin K. Benson
Utah Geological Association
... point on a given reflection trace. Dipping reflectors are shifted, concave curvatures may appear as convex, and diffractions from discontinuities...
1991
II. Information Content and Resolution Potential of Seismic Data.
Norman S. Neidell
AAPG Special Volumes
... to the reflecting boundary and back. We would call this "the reflection" and the point of contact on the reflector "the reflection point". Figure...
1979
Application of General Surface Multiple Prediction, a True Azimuth 3D Surface Related Multiple Elimination Technique, in the Deep Water Area of the Eastern Makassar Strait
Andreas T. Waluyo, Frank Büker
Indonesian Petroleum Association
... and the streamer feathering is zero. The downward reflection point (DRP) X of the multiple will be offset from the plane of S and R if cross-line dip...
2009
Abstract: 2D Depth Velocity Analysis without Tomography; #90187 (2014)
J. Patrick Butler and Randy Kolesar
Search and Discovery.com
... Figure 1: time processing Figure 2: depth processing In prestack depth migration, a ray is started from the shot followed down to the reflection point...
2014