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The AAPG/Datapages Combined Publications Database
Showing 700 Results. Searched 200,357 documents.
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
Practical Application of Adaptive Least-Squares Reverse Time Migration (LSRTM) to Advance Field Development and Uncover New Reserves in the Subsalt Provinces
Chong Zeng, Shuqian Dong, Zhaohong Wu, Jean Ji, Darrell Armentrout, Bin Wang
GCAGS Transactions
... is never perfect in practice (Etgen et al., 2014). An interesting study presented by Albertin and Zhang (2014) showed that migration error occurs even...
2016
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
Recent Advances and Experiences in Subsalt Seismic Imaging
Search and Discovery.com
N/A
4D image velocity scan to improve the 4D quantitative interpretation
Mohamed Hatab, Colin MacBeth
International Meeting for Applied Geoscience and Energy (IMAGE)
... given (Jones 2015). The most common practice in the 4D project is to build a velocity model for the final migration, by using the baseline seismic...
2022
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
FWI derived reflectivity gathers in angle domain
Hu Jin, Simon Luo, Qingqing Liao, Xukai Shen, Ganyuan Xia, Madhav Vyas
International Meeting for Applied Geoscience and Energy (IMAGE)
... offset gathers and Kirchhoff migration. We also use a carefully constructed synthetic data with a complicated AVO response to benchmark the proposed...
2024
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
High-resolution imaging in the Campos Basin using legacy seismic acquisition
David Brookes, Darrell Armentrout, Milos Cvetkovic, Terry Johnson, Trish Sullivan
International Meeting for Applied Geoscience and Energy (IMAGE)
... interpolation, careful signal processing, DMFWI and Kirchhoff migration produced an image suitable for regulatory and engineering requirements, nicely...
2023
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
Velocity Model Building Using Tilted Orthorhombic Depth Imaging for Full Azimuth Seismic Data
Yunfeng (Fred) Li, Qiaofeng Wu, Chuen-Song Chen
GCAGS Journal
... TOR attributes (ν0, ε1, δ1, ε2, δ2, δ3, θ, φ, and α). With orthorhombic ray tracing (Han and Xu, 2012), Kirchhoff migration is performed...
2013
Optimización de Migración Pre-Apilado en Tiempo Tipo Kirchhoff para Datos Sísmicos 3D en los Llanos Orientales [PAPER IN SPANISH] Migration Optimization of Pre-Stack Kirchhoff Time Type of 3D Seismic Data in the Eastern Plains
María Isabel Prieto, José María Jaramillo
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
...Optimización de Migración Pre-Apilado en Tiempo Tipo Kirchhoff para Datos Sísmicos 3D en los Llanos Orientales [PAPER IN SPANISH] Migration...
2009
Advances in Depth Imaging Technology: Rock Physics Guided Migration of Seismic Data in 3D
Nader C. Dutta, Sherman Yang, Jianchun Dai
Indonesian Petroleum Association
... window in depth). This deficiency applies to all depth imaging algorithms, be it Kirchhoff Prestack Depth migration (KPSDM), Gaussian Packet Beam...
2012
Integrated Full Waveform Inversion and Dip Constrained Tomography for Complex Carbonate Imaging - Case Study from Indonesia
Yonghe Guo, Jun Wang, Pongga Wardaya, Riaz Alai, M Afiq B Mokhtar, Rizki Krishna Pratama, Haryono Haryanto
Indonesian Petroleum Association
... resolution depth velocity model. Kirchhoff PSDM is a ray-based migration and has difficulty in handling sharp velocity boundaries. Multi-arrivals...
2018
Mitigating cycle skipping in FWI through preconditioned multidimensional optimal transport
James McLeman, Tim Burgess, Tom Rayment, Victor Chua
International Meeting for Applied Geoscience and Energy (IMAGE)
... on their respective Kirchhoff prestack depth migration (preSDM) stacks are shown in Figure 2. L2 FWI has demonstrated some improvement in the shallow-water region...
2022
Abstract: Navigating through the Red Sea Subsalt Structures: A Look-Ahead VSP Case Study from Saudi Arabia; #90319 (2018)
Ali A. Aldawood, Carlos Planchart
Search and Discovery.com
... Kirchhoff migration. The migrated image is remarkable as it better delineates the subsalt reflectors. It also predicts their dip direction, which...
2018
-- no title --
user1
Search and Discovery.com
...user1 AAPG International Conference and Exhibition (ICE) Muscat, Oman, 30 September - 2 October, 2024. A Comprehensive Pre-Migration Solution...
Unknown
Abstract: Seismic Imaging near and within the Basement Offshore Malaysia; Including Comparisons of Imaging Algorithms (Geophysics Paper 19)
Nabil El Kady, M. Shah Sulaiman, Zabidi M Dom, Tang Wai Hoong, Lee Mei Lu, Pavel Vasilyev, Martin Bayly
Geological Society of Malaysia (GSM)
... was fully depth migrated with both Kirchhoff and Adaptive Beam Migration methods. Adaptive Beam Migration (ABM) is an implementation of Pre-stack Depth...
2011
Application of least squares one-way wave migration in irregular sampling data of Bohai Bay Basin
Lv Yongchang, Li Daoshan, Wang Yongming, Meng Jie, Feng Xukui, Hu Dan, Wu Xiaofeng, Kong Zhaoju
International Meeting for Applied Geoscience and Energy (IMAGE)
... squares migration method can be implemented based on different migration operators, such as Kirchhoff migration method, one-way wave migration, Reverse time...
2022
ABSTRACT: Squeezing every drop out of a new OBN dataset (Columbus Basin, Trinidad & Tobago)
Avinash Ramroopsing
Geological Society of Trinidad & Tobago
... deliverables throughout the project and final data (Kirchhoff PSDM/RTLSOM0 PSDM) being delivered in February 2019. In the deeper section, the new data...
2022
High Resolution Diffraction Imaging of Small Scale Fractures in the Eagle Ford Unconventional Shale Play
A. M. Popovici¹, I. Sturzu¹, I. Musat¹, N. Tanushev¹, and T. J. Moser²
Houston Geological Society Bulletin
..., 2011; Dell and Gajewski, 2011). Figure 1: Details on a fault from a synthetic model. (a) Kirchhoff migration stack using the exact velocity model. (b...
2012