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The AAPG/Datapages Combined Publications Database
Showing 33,118 Results. Searched 200,293 documents.
Seismic Velocities, by D.S. MacPherson, #40150 (2005).
Search and Discovery.com
2005
Abstract: Converting CRS Attributes to Interval Velocities: An Approach to Build an Initial Velocity Model for Pre-Stack Depth Migration, by Krzysztof K. Sliz; #90077 (2008)
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2008
Imaging Beneath Complex Structure
K. Larner, B. Gibson, and R. Chambers
AAPG Special Volumes
... migration. Processing the data with a range of plausible velocity models, however, leads to an important conclusion: although the velocities can never...
1983
Imaging Beneath Complex Structure: Case History: ABSTRACT
Ken Larner, Bruce Gibson, Ron Chambers
AAPG Bulletin
... of plausible velocity models, however, leads to an important conclusion: although the velocities can never be known exactly, depth migration is essential...
1981
Imaging Beneath Complex Structure: A Case History: ABSTRACT
Bruce Gibson, Ken Larner, Ron Chambers
AAPG Bulletin
..., however, leads to an important conclusion: although the velocities can never be known exactly, depth migration is essential for clarifying structure beneath...
1983
Abstract: Time to Depth Conversion: Relating Seismic Data to the Real Earth, by M. Littman and A. Litvin; #90942 (1997).
Search and Discovery.com
1997
Converted-Wave Prestack Time Imaging without using P-Wave
Search and Discovery.com
... variation. To update velocities for converted-wave prestack time migration, we have developed a method to use converted-wave data only without using...
2013
Sequence of Bedform and Stratification in Silts, Based on Flume Experiments: ABSTRACT
J. B. Southard, J. C. Harms
AAPG Bulletin
... with relatively crude lamination and textural lineation parallel with flow. At the lowest velocities capable of maintaining ripple migration, sediment...
1972
-- no title --
user
Search and Discovery.com
... significantly from interpretive input to velocities used for time and depth migration. With low fold in the near surface, low signal-to-noise ratios...
Unknown
-- no title --
user
Search and Discovery.com
... significantly from interpretive input to velocities used for time and depth migration. With low fold in the near surface, low signal-to-noise ratios...
Unknown
Abstract: An Analysis of the Benefits of 3D Pre-Stack Time Migration (Paper 11)
Peter Whiting
Geological Society of Malaysia (GSM)
... imaging consists of NMO, DMO, stack and zero-offset time migration. Initially, NMO velocities are only approximate while constant velocity (or v(z) DMO...
1996
Abstract: Simplified Processing of Converted Wave Data; #90224 (2015)
John C. Bancroft and Thais Guirigay
Search and Discovery.com
... S velocities. The resulting prestack depth migration requires reasonably accurate interval velocities, especially above and area under analysis...
2015
New Integrated Workflows for Improved Pore Pressure Prediction and Seismic Imaging, #41705 (2015).
Marek Kacewicz, Sankar Muhuri, Weihong Fei
Search and Discovery.com
... to compute velocities. In pre-stack depth migration such velocities typically lead to a better seismic image. This presentation introduces new geologically...
2015
Abstract: Seismic Imaging in the Foothills of the Zagros Mountains Using Geologic Constraints, by R. Vestrum, #90188(2014)
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2014
Abstract: Imaging Oblique Reflectors with Prestack Migration; #90174 (2014)
John C. Bancroft, Thais Guirigay, and Helen Isaac
Search and Discovery.com
... seismic line require special processing for optimum imaging. This can be achieved by modifying the poststack or prestack migration velocities...
2014
Section 2: Improvement of Seismic Images of Complex Tectonic Structure in Deep Water with Research-Level Processing Sequences
John Miller and Roland von Huene
AAPG Special Volumes
... geophysicist. During first-level processing, post-stack migration velocities are obtained by modifying the already existing stacking velocity model...
1986
ABSTRACT: 3-D Depth Migration of the Northern Monagas Trend: Eastern Venezuela; #90013 (2003)
Omar Uzcategui, Elieser Perez, Carlos Marquez, Ricardo Plata
Search and Discovery.com
...ABSTRACT: 3-D Depth Migration of the Northern Monagas Trend: Eastern Venezuela; #90013 (2003) Omar Uzcategui, Elieser Perez, Carlos Marquez, Ricardo...
2003
ABSTRACT: Innovative Methodology Applied to 3-D Exploration in an Emerging Trend; Norphlet (Upper Jurassic) Sandstone, Monroe County, Alabama, by William R. Dean, Jozica H. Gabitzsch; #91020 (1995).
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N/A
Abstract: A Time Migration before Stack
Richard C. Cooper, Malcolm R Hobson
Geological Society of Malaysia (GSM)
...Abstract: A Time Migration before Stack Richard C. Cooper, Malcolm R Hobson - 263 - Geological Society of Malaysia - Petroleum Geology Seminar 1990...
1990
ABSTRACT: Velocity Inversion Using Geological Constraints, by Jos Van Trier; #91035 (2010)
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2010
Geoscience Integration and Interpretive Model Building to Overcome Seismic Imaging Problems in Foothills Environments; #41547 (2015)
Rob Vestrum
Search and Discovery.com
... picking velocities for NMO and pre-stack time migration in structured areas, we used an interactive velocity analysis tool that offers QC views of both...
2015
Abstract: The Experimental Study on the Influence of Fault on Hydrocarbon Migration and Entrapment, by S. Zuo; #90925 (1999)
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1999
Abstract: Pitfalls in Velocity Analysis Using Common-Offset Time Migration, by Y. C. Kim and J. R. Krebs; #90981 (1994).
Search and Discovery.com
1994
Seismic Interpretation in Cordilleran Thrust Belt: ABSTRACT
Eric H. Johnson
AAPG Bulletin
.... Velocities can produce antiforms on seismic data that appear to have thousands of feet of closure, while migration is critically important in recreating...
1983