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The AAPG/Datapages Combined Publications Database
Showing 700 Results. Searched 200,357 documents.
Fast Gauss-Newton full-wavefield migration
Siamak Abolhassani, Eric Verschuur
International Meeting for Applied Geoscience and Energy (IMAGE)
..., Schneider (1978) for inventing Kirchhoff migration, Stolt (1978) and Gazdag (1978) for inventing and developing in wavenumber-frequency domain, Berkhout...
2022
Abstract: Velocity Updating for Converted-Wave Prestack Time Migration; #90211 (2015)
Xiaogui Miao
Search and Discovery.com
... Cited Dai, H., and X. Li, 2003, Velocity model updating in prestack Kirchhoff time migration for PS converted wave: Part I-Theory: EAP report, P...
2015
An optimal aperture crosscorrelation imaging condition for Marchenko imaging
Xiaochun Chen, Yezheng Hu, Yukai Wo, Weiping Cao, Xuri Huang
International Meeting for Applied Geoscience and Energy (IMAGE)
..., such as Kirchhoff migration (Schneider, 1978; Gray and May, 1994) and reverse time migration (Baysal et al., 1983; McMechan, 1983), are based on the assumption...
2022
Delivering a Step-Change in Imaging from Indonesias First Ocean Bottom Node 3D Seismic Survey at Tangguh
Christopher Birt, Hery Prastowo, Danang Priyambodo, Simon Wolfarth, Johnathan Stone
Indonesian Petroleum Association
... with the PZ summation data. Two migrations (Kirchhoff and RTM) were output. The Kirchhoff migration tends to be higher frequency (better for seeing detail...
2019
Application of full-waveform inversion to ultra-high-density OBN data at Clair field
Simon Luo, Xukai Shen, Philip Tillotson, Lindsey Smith, Dan Davies
International Meeting for Applied Geoscience and Energy (IMAGE)
... focused and exhibit more consistent dip relative to Figure 4(d). Comparison of surface-offset gathers computed with Kirchhoff migration also...
2022
Abstract: Simplified Processing of Converted Wave Data; #90224 (2015)
John C. Bancroft and Thais Guirigay
Search and Discovery.com
... the added value that P-S data can contribute to an interpretation. These concerns are reduced with simple prestack migration processing that provides...
2015
Integrated Study of Ancient Delta-Front Deposits, Using Outcrop, Ground-Penetrating Radar, and Three-Dimensional Photorealistic Data: Cretaceous Panther Tongue Sandstone, Utah, U.S.A.
Cornel Olariu, Janok P. Bhattacharya, Xueming Xu, Carlos L.V. Aiken, Xiaoxian Zeng, George A. Mcmechan
Special Publications of SEPM
... new (e.g., Fisher et al., 1992a; Fisher et al., 1992b); for data collected in this study, depth migration was done using a prestack Kirchhoff algorithm...
2005
UK Continental Shelf: An Evolution in 3D Seismic Imaging of the Central North Sea
Matthew Dack, Gregor Duval, CGG
GEO ExPro Magazine
... deconvolution, has dramatically improved the signal at depth. This, combined with Least-Squares Kirchhoff migration, which has further enhanced the deeper...
2021
Seismic Foldout: New plays in Southern Santos Basin revealed by large-scale, high quality 3D Multi-Client seismic
Milos Cvetkovic, Francisco Colina, TGS
GEO ExPro Magazine
... by industry. We use Tilted Traverse Isotropy Kirchhoff Pre-Stack Depth Migration (TTI KPSDM) as the main imaging algorithm for both Fast Track...
2024
Abstract: Non-Hyperbolic Reflection Tomography for Better Imaging and Interpretation, by Zhaobo Meng and Chengbin Peng; #90105 (2010)
Search and Discovery.com
2010
Prospect Investigation and De-Risking Using Cognitive Interpretation Workflows, Offshore Equatorial Guinea; #42170 (2017)
Tom Wooltorton, Stephen Leslie, Merritt Smith, Ryan M. Williams, Luis Gomez
Search and Discovery.com
.... ▪ The delivered migrated cubes used Kirchhoff pre-stack time migration, interpolated at 12.5 x 12.5m. ▪ Additional gather conditioning and noise reduction...
2017
High-precision seismic imaging for complex deep structures in the hydrocarbon exploration using a coherent-stacking-based least-squares migration
Jidong Yang, Jianping Huang, Tengfei Lin, Zhenchun Li, and Liang Chen
AAPG Bulletin
.... Kirchhoff migration is one of the most typical ray-based imaging methods (Gray, 1986; Docherty, 1991; Gray and May, 1994; Bevc, 1997). It calculates...
2024
Seismic Foldout: Chasing the Many Plays of the Mauritanian Margin
ION, Elisabeth Gillbard, Paul Bellingham
GEO ExPro Magazine
...-multiple techniques, deghosting, interpretation-led FWI and tomographic velocity modelling, and high-frequency RTM alongside full bandwidth Kirchhoff...
2022
Application of Anisotropic Depth Imaging Onshore
Scott Sutherland, Marianne Rauch-Davies
Unconventional Resources Technology Conference (URTEC)
... in offshore processing sequences, however, conventional wisdom often dictates that pre-stack depth migration (PSDM) is unnecessary in the onshore, geologically...
2017
Angle-constrained VSP least-squares reverse-time migration based on a high-efficiency stabilized Poynting vector
Xuan Ke, Mauricio Sacchi, Ying Shi
International Meeting for Applied Geoscience and Energy (IMAGE)
...://doi.org/10.1190/geo2010-0314.1. Zhao, X., and S. Jin, 2015, Vertical seismic profile Kirchhoff migration with structure dip constraint: Interpretation, 3, n...
2023
Geomechanical prestack depth migration of the Kraken 3D (Browse Basin, Australia)
Jarrod Dunne, Ferudun Kilic, Matthew Zengerer, Pramod Kumar, Hamish Stein, Shiv Pujan Singh, Stephen Gallagher
Petroleum Exploration Society of Australia (PESA)
... lithologies expected in the Kraken 3D area. Kirchhoff prestack depth migration was revisited from archived preprocessed gathers using the geomechanical model...
2018
Seismic lineaments characterization using independent component analysis
Abdulmohsen AlAli, Yazeed Altowairqi, Constantinos Tsingas, Ali AlSultan
International Meeting for Applied Geoscience and Energy (IMAGE)
.... We use Kirchhoff time imaging to compute the 5D dip-angle gathers (Liu et al. 2016). Under this implementation, each imaging location is spread over...
2022
Abstracts: Feasibility of 4D Multicomponent Seismic Methods for Monitoring CO2 Storage in the Redwater Leduc Reef, Alberta; #90173 (2015)
Taher M. Sodagar and Don C. Lawton
Search and Discovery.com
... of trailing traces in the shot gathers for the PS data, followed by 3D Kirchhoff pre-stack time migration (PSTM) in ProMax software, and 3D Kirchhoff...
2015
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
...Practical Application of Adaptive Least-Squares Reverse Time Migration (LSRTM) to Advance Field Development and Uncover New Reserves in the Subsalt...
2016
Seismic Foldout: Offshore Brazil: Reducing Risk with Regional 3D Reprocessing
Andrew Hartwig, TGS
GEO ExPro Magazine
...: Reducing Risk with Regional 3D Reprocessing Kirchhoff migration, seismic cross section of Picanha Phase 7 with velocity model overlay in Santos Basin. 30...
2023
Imaging Beneath Gas - A Prestack Depth Migration Case Study (Paper 34)
Osman Khan, Uwe Klein-Helmkamp, Peter Whiting, Tim Chapman
Geological Society of Malaysia (GSM)
...Imaging Beneath Gas - A Prestack Depth Migration Case Study (Paper 34) Osman Khan, Uwe Klein-Helmkamp, Peter Whiting, Tim Chapman Warta Geologi...
2003
Stratigraphic and Structural Interpretations Using Diffraction Seismograms
Richard K. Snavely , A.K.M. Sarwar
GCAGS Transactions
..., Formation velocity and density - the diagnostic basics for stratigraphic traps: Geophysics, v. 39, p. 770-780. Hash, T.M., 1983, Kirchhoff...
1988
Application of 3D converted wave processing technology in imaging of gas cloud area
Mingxing Xue, Zhijun Zhang, Jinhui Zhang, Zhen Ma
International Meeting for Applied Geoscience and Energy (IMAGE)
... time migration,anisotropic prestack Kirchhoff time migration of converted wave can be Second International Meeting for Applied Geoscience & Energy...
2022
The Magic of Depth Imaging in a Complex Geological Setting A Case Study from Upper Indus Basin (Pakistan), #42330 (2018).
Syed Firasat Shah, Musharaf Sajjad
Search and Discovery.com
... of the upper Indus Basin of Pakistan. Based on a workflow for pre-stack depth imaging, Anisotropic Reverse Time Migration (TTI RTM) was carried out...
2018
Danish Sector: Insight into Mature and Deeper Plays
Will Bradbury, Steve Drewell, Gulnara Hickman, TGS
GEO ExPro Magazine
...-stack Kirchhoff time migration. A second pass of hi-resolution Radon de-multiple was performed post migration, followed by additional noise attenuation...
2013