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The AAPG/Datapages Combined Publications Database
Showing 583 Results. Searched 195,387 documents.
Seismic Foldout: FWI Imaging Under Complex Geological Anomalies
Adriana Citlali Ramirez, Simon Baldock, Stuart Fairhead, TGS
GEO ExPro Magazine
... Kirchhoff migration using the model in (a); d) FWI image using model in (b). EXPLOR ATION OPPORTUNITIES CONTENT MARKETING The evolution of FWI Imaging...
2023
ABSTRACT: Meeting Seismic Data Quality Expectations: New Dimensions in Seismic Survey Design; #90051 (2006)
Said Abri, Paul Matheny
Search and Discovery.com
... and synthetic seismic data is modeled using Finite Difference in elastic and acoustic modes or with full 3D pre -stack Kirchhoff. The system is therefore quite...
Unknown
Abstract: Rock Physics guided Earth model building and Sub-salt angle gather tomography for imaging and pore pressure; #90254 (2016)
Bhaskar Deo, Mohamed F. Doheim, Mahmoud Ahmed, Abdallah Ibrahim, Hany Hussein, Christoph Koeninger, Yousry Ibrahim, Hatem Ewida
Search and Discovery.com
... to as rock physics guided velocity modelling for migration and pore pressure prediction. A novel feature of this technology is to use predicted pore...
2016
Improving Exploration in the Gulf of Suez Using 3D Pre
Search and Discovery.com
N/A
Application of Advanced Depth Imaging Technology in Shallow Water Offshore Indonesia
Michael Gidding, Suyang Chen, Steven Wiseman, Moch Asrori, Richard Bolton
Indonesian Petroleum Association
... wererealized. The processing flow consists of multiple iterations of Kirchhoff depth migration and unconstrained grid based tomography. Comparisons...
2012
Challenges of Sub-Thrust Imaging Using Broadband Three-Dimensional Seismic Data: a Case Study in the Outer Banda Arc, Indonesia
Masamichi Fujimoto, Yonghe Guo, Anky Fatwa, Yuki Sasaki
Indonesian Petroleum Association
.... Kirchhoff prestack time migration (PrSTM), PrSDM, and Controlled Gaussian Beam Migration (CBM) were utilized for velocity modeling and seismic imaging...
2014
The Wedge Model Revisited; #41545 (2015)
Joanna K. Cooper, Don C. Lawton
Search and Discovery.com
... data was accomplished using 2D poststack Kirchhoff depth migration although the presence of these multiples and multi-mode events presented...
2015
Abstract: Tilted Orthorhombic Imaging for full Azimuth Towed Streamer Data in Deep Water Gulf of Mexico, by Yunfeng (Fred) Li; #90167 (2013)
Search and Discovery.com
2013
Abstract: Enhancing Interpretation Efficiency: Transforming Sparse 2D Data into a 3D Volume; #91204 (2023)
Peter Lee, Adam Betteridge, Tom Travis, Moussa Abugouda, Ahmed Abdul Aziz, Ahmed Sami, Mohamed Morsi, Subodh Notiyal, Tanya Johnstone, Andrew King
Search and Discovery.com
... of a 3D geological model from the 2D dip field; and 3D interpolation using the 3D geological model. A post stack Kirchhoff migration was run on the 3D...
2023
A Review of Pre
Search and Discovery.com
N/A
2-D and 3-D Prestack Depth Migration for Complex Geologic Structures Offshore Indonesia
M. Murphy, R. Ottolini, R. Estill, E. Lumadyo, M. Mathias
Indonesian Petroleum Association
... visualization quality control. The 3-D migration algorithm is a Unocal proprietary Kirchhoff migration with ray - trace traveltimes and migration...
1996
Abstract: LSPSM for Pre-and Poststack Time Lapse Studies; #90187 (2014)
Abdolnaser Yousefzadeh and John C. Bancroft
Search and Discovery.com
... migration artifacts for the same model. Dead receivers in permanently planted geophone surveys will also cause some artifacts in the Kirchhoff migration...
2014
Elastic wave reverse-time migration with dynamic focused beams for weak anisotropic media
Ning Qin
International Meeting for Applied Geoscience and Energy (IMAGE)
... into two categories according to different theories: elastic wave Kirchhoff migration and elastic wave reverse time migration. Elastic wave Kirchhoff...
2023
Simultaneous Joint Inversion of Electromagnetic, Gravity and Seismic Data for Thrust Belt and Sub-Basalt Imaging
Virgilio Massimo, Stephen Hallinan, Marco Mantovani
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... as diving waves (pre-migration step) and common image gathers (post-migration step) using standard Kirchhoff migration pre stack algorithm. Figure 4 shows...
2009
Try Before You Buy!
Lars Zühlsdorff, Trond Haugland
GEO ExPro Magazine
... but also is most time consuming. Kirchhoff modelling can be limited to P-P reflections from the target zone and is good for migration and velocity...
2020
Improving Structural Imaging
Svein-Erik Sjulsen, Chris Stevens
GEO ExPro Magazine
... to be imaged on the Kirchhoff pre-stack time migration gathers. This enabled much more accurate velocity picking than had previously been achieved. Post...
2007
Application of VTI PSDM for imaging carbonate structures
Seyed Yaser Moussavi Alashloo, Deva Ghosh, Yasir Bashir, Amir Babasafari
Geological Society of Malaysia (GSM)
... Kirchhoff migration to obtain the image of the subsurface. A real dataset, from Sarawak Basin is used to test the algorithm. Finally, we analyze...
2018
Recent Advances and Experiences in Subsalt Seismic Imaging
Search and Discovery.com
N/A
ABSTRACT: DEMULTIPLE TECHNIQUES USED IN THE COLUMBUS BASIN FOR THE REMOVAL OF SHALLOW GAS RELATED REVERBERATIONS
Hydal Saeeda
Geological Society of Trinidad & Tobago
... Kirchhoff Pre Stack migration sequence, further obscuring the image of the primary reflections. This combination of problems presents not only...
2007
Abstract: Wavepath Tomography for Complex Velocity Areas, by Dimitri Bevc, Moritz Fliedner, Morgan Brown, and Biondo Biondi; #90077 (2008)
Search and Discovery.com
2008
Abstract: Sub Salt Imaging Strategy in the Ultra Deep Water Offshore Angola, by Adriano P. Sebastiao and Dominic Lawrance; #90082 (2008)
Search and Discovery.com
2008
The Challenges of Hydrocarbon Exploration in a Deepwater Complex Salt Cored Fold and Thrust Belt, Block 31 Angola, by Geoffrey S. Hill; #90037 (2005)
Search and Discovery.com
2005
The Challenges of Hydrocarbon Exploration in Deepwater Complex Salt Cored Fold and Thrust Belt, Block 31, Angola, by Geoffrey S. Hill, Ilidio Domingoes Silva, and Andrew Los; #90037 (2005)
Search and Discovery.com
2005
Geologically Constrained Seismic Imaging in Andean Thrust Belts, #42530 (2020).
Rob Vestrum,
Search and Discovery.com
... the different imaging algorithms: prestack time migration, Kirchhoff depth migration, and reverse-time migration (RTM). More accurate algorithms require...
2020
Abstract: Time Domain Least-squares Prestack Migration; #90172 (2014)
Ricardo C. Rebollo, Mauricio D. Sacchi
Search and Discovery.com
... followed by stacking. Figure 2. a) Prestack Kirchhoff migration. b) Un-regularized (minimum norm solution) prestack time least squares migration. 3...
2014