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The AAPG/Datapages Combined Publications Database
Showing 19,417 Results. Searched 200,639 documents.
Integrating advanced azimuthal tomography and FWI to improve complicated carbonate fracture-cavity reservoirs in ShunBei oil fields, Tarim Basin
Lanlan Yan, Jiashun Yao, Hao Zheng, Kai Guo, Yong Zhang, Feiluo Peng, Yan Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... Image gathers from migrating different velocity models (Figure 2(a) and Figure 2(b)) repeatedly demonstrated the deficiency of ray-based tomographic...
2024
ABSTRACT: TTI Tomography for Dual-Azimuth Data in Gulf of Mexico
Tony Huang, Sheng Xu, Juan Wang, Gentiana Ionescu
GCAGS Transactions
... an increasing demand to incorporate anisotropy in prestack depth imaging workflows. Incorporating anisotropy improves image quality and well/seismic misties...
2008
Abstract: Better Imaging of the Subsurface using Primaries and Multiples: A Synthetic Example
Abdul Rahim Md Arshad, Deva Ghosh
Geological Society of Malaysia (GSM)
... and the multiples. The motivation for this approach are 1) illumination from multiples covers greater subsurface extent, 2) angle gathers generated from imaging...
2017
ABSTRACT: Anisotropic Imaging of Okubotin 3-D Seismic Survey; #90115 (2010)
Adeboye A. Oni, Gislain Madiba, and Berti Ozumba
Search and Discovery.com
... moveout on Common Mid Point (CMP) gathers to give better image for the deep exploration plays in the field. This paper presents a simple workflow...
2010
High Resolution Diffraction Imaging of Small Scale Fractures in Shale and Carbonate Reservoirs
Alexander M. Popovici, Ioan Sturzu, Tijmen J. Moser
Unconventional Resources Technology Conference (URTEC)
... that are present in the data are often lost during standard processing. Specularity Gathers A conventional full wave Kirchhoff migration forms a seismic image...
2015
Reservoir Description by Interferometric Imaging of VSP Data in Transition Zones
Thomas Radford, Martin Karrenbach, Ferry Yustiana, Willi Brianno, Dhea Wachju
Indonesian Petroleum Association
... below the receiver array. The usable image extent is roughly 15000ft while the receiver array only extended 10000ft. The source gathers were amplitude...
2013
A denoising diffusion probabilistic modeling (DDPM) approach for predicting CO2 plume evolution from seismic shot gathers
Alexander Y. Sun, Zi Xian Leong, Tieyuan Zhu
International Meeting for Applied Geoscience and Energy (IMAGE)
... to impose on the image generation process. Specifically, in the context of this work we would like to use the seismic gathers and time step as conditions...
2023
Chapter 10-part 3: 3-D Depth Image Interpretation
William L. Abriel, Joseph P. Stefani, Robert D. Shank, David C. Bartel
AAPG Special Volumes
... to image these. The signal-to-noise ratio of these gathers is very high, and one can readily relate the same signal from the gathers to the stacked seismic...
2011
ABSTRACT: Wave Equation Prestack Depth Migration for Deep Gulf Coast Prospecting
Morgan Brown, Joe Higginbotham, Cosmin Macesanu
GCAGS Transactions
... implies that prestack time migration (PSTM) methods generally suffice to produce a drillable image. In recent years, however, an exciting frontier has...
2009
ABSTRACT: Velocity Inversion Using Geological Constraints, by Jos Van Trier; #91035 (2010)
Search and Discovery.com
2010
Abstract: 3D PreSDM Model Building Via CRP Image Gather Scans: A North Sea Case Study, by I. F. Jones, M. Grimshaw, K. Ibbotson, and B. Jolley; #90942 (1997).
Search and Discovery.com
1997
Best Practices for Sub
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
... are picked from depth migrated common-image point (CIP) gathers and 3D ray tracing is used to derive an updated velocity model.Gridded tomography...
2012
Application of Data Reconstruction Techniques Based on Compressive Sensing in Onshore Acquisition; #70244 (2017)
Jinglei Yang
Search and Discovery.com
... algorithm was used to restore and reconstruct the incomplete seismic data. The comparison of the CMP gathers and PSTM sections demonstrates...
2017
Practical considerations for computing the kernels of reflection-based full-waveform inversion
Houzhu (James) Zhang, Hong Liang, Hongwei Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
... procedures for pre-processing and post-processing steps in RFWI. • Compute the common image gathers from input data pobs ( t , x r ) based v0 ( x ) on using...
2022
East Coast Canada: So How Difficult Could a 3D PreSDM Be?
Ali Karagül
Search and Discovery.com
.... The problem: Waterbottom topography of one of the surveys: -A very complex surface to try to image through! Figure 2. PreSDM Gathers after...
Unknown
East Coast Canada: So How Difficult Could a 3D PreSDM Be?
Ali Karagül
Search and Discovery.com
.... The problem: Waterbottom topography of one of the surveys: -A very complex surface to try to image through! Figure 2. PreSDM Gathers after...
Unknown
Abstract: Improving the Image: 5D Interpolation and COV Gathering of a MegaBin Survey; #90171 (2013)
Darren P. Schmidt, David Gray, Xinxiang Li, Daniel Trad, and Jon Downton
Search and Discovery.com
... to image subsurface structures, producing gathers that are almost indistinguishable from those shot in a much more intense survey. It should be noted...
2013
Abstract: Depth Velocity Model Optimization Using Beam Migration in a Mediterranean Field Offshore Egypt, by Ahmed El Bassiony, Bertrand Caselitz, Vira Matsourak, and Charles Zeltser; #90105 (2010)
Search and Discovery.com
2010
Abstract: An Azimuthal-AVO-Compliant 3D Land Seismic Processing Flow; #90171 (2013)
David Gray, Darren Schmidt, Nirupama Nagarajappa, Charles Ursenbach, and Jon Downton
Search and Discovery.com
...) of Common Offset Vectors (e.g. Schmidt et al., 2009). Examples These modifications to the processing flow all improve the output image, while maintaining...
2013
Seismic lineaments characterization using independent component analysis
Abdulmohsen AlAli, Yazeed Altowairqi, Constantinos Tsingas, Ali AlSultan
International Meeting for Applied Geoscience and Energy (IMAGE)
... with an image log to confirm the nature and fill of the seismic lineaments. Understanding the variation in length and intensity of those events is critical...
2022
Monument Butte 3DReprocessing case study in Uinta Basin
Mitch Preston, Xinxiang Li, Seth Berman, Phillip Keith, Christopher Egger, Josef Heim, Nebojsa Pralica, David Brookes, James Beck
International Meeting for Applied Geoscience and Energy (IMAGE)
... deconvolution, along with the attenuation of various types of noise in several domains at different processing stages. The resulting final PSTM gathers...
2022
Abstract: Anisotropic Depth Imaging and Interpretation in Thrust-Belt Exploration, by Don Lawton; #90073 (2007)
Search and Discovery.com
2007
Recent Advances and Experiences in Subsalt Seismic Imaging
Search and Discovery.com
N/A
Abstract: Converted Wave Shot Profile Wave Equation Migration Toolbox Kit; #90224 (2015)
Mark Ng
Search and Discovery.com
.... Biondi and P. Sava, 2008, wave-equation angle-domain common-image gathers for converted waves, Geophysics, 73, no.1, S17-S26. Datapages/Search...
2015