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The AAPG/Datapages Combined Publications Database
Showing 1,030 Results. Searched 195,354 documents.
Abstract: 3D Localized Prestack Depth Migration from Workstations, by Xiaomin Zhao, Jianming Sheng, Ying Hu, and Chengbin Peng; #90105 (2010)
Search and Discovery.com
2010
A Comprehensive Approach to Depth Imaging in Thrust Belt Environments
Ron Schmid, Brian Link, Patrick Butler
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
..., to a sparsely shot 3D dataset to assess the value and limitations of current technology. METHODOLOGY The large volume of prestack data (and attendant...
1997
Abstract: Fourier Domain Regularization 5D and More; #90174 (2014)
V. Khatchatrian
Search and Discovery.com
... number domain in a meaningful way. Method To perform a regularization of prestack seismic data we create a new desired regular grid filled...
2014
Anisotropic Multi-Azimuthal Velocity Model Building and Depth Imaging on Tulip 3D Coil Shooting Survey
Michele Buia, Suyang Chen, Olga Zdraveva, Swee Leng Ng, Martin Bayly, Michelle Tham
Indonesian Petroleum Association
... discovery in August-September 2008. The acquired data was processed through to depth imaging utilizing multi-azimuthal tomographic velocity model...
2011
Depth Imaging Through Surface Carbonates: A 2D Example from the Canadian Rocky Mountains; #41554 (2015)
Yong Hua, Don Lawton
Search and Discovery.com
... in structurally complex environments such as the Canadian Rocky Mountains. Prestack depth migration (PSDM) is necessary to resolve complex structures...
2015
Abstracts: Full Waveform Inversion Using One-way Migration and Well Calibration; #90173 (2015)
Gary F. Margrave, Robert J. Ferguson, and Chad M. Hogan
Search and Discovery.com
... and modelled data). In a gradient descent inversion iteration, the model is updated by stepping in the direction of the negative gradient (e.g. steepest...
2015
Delineating Thin-Bed Tight Gas Sand Reservoir with Prestack Joint PP/PS Inversion, #41363 (2014)
Zhiwen Deng, Ming Qiang, Shuanghu Shi, Xiaofeng Liang, Yang Zhu, Yijun Zhou, Qingjia Tong
Search and Discovery.com
... to real data to estimate the P- and shear-wave impedance, density and velocity ratio. The application of prestack stochastic inversion of joint PP...
2014
Abstract: Improved Imaging of a Fold and Thrust Belt Regime, Onshore Trinidad, by Means of the Common Reflection Surface (CRS) Method; #90238 (2015)
Dennis Otto, Philip Schlueter, Terrell Dhanpaul, Samuel Ragbir, Curtis Archie, and Nancy Gallai-Ragobar
Search and Discovery.com
... gathers were calculated and inputted into another iteration of stacking velocity analysis. Thus, the velocity analysis could benefit from the improved...
2015
Application of Full-Waveform Inversion for Shale Diapirs and Carbonate Rafts in the U.S. Central Gulf of Mexico
Search and Discovery.com
N/A
U-net based primary alignment
Ricard Durall, Ammar Ghanim, Norman Ettrich
International Meeting for Applied Geoscience and Energy (IMAGE)
... alignment of primaries in prestack seismic gathers, regardless of the domain and characteristics of the data. Our methodology includes a tailored loss...
2023
High Resolution Seismic Data Derived From Prestack Inversion and Machine Learning to Accurately Position Horizontal Wells in the Midland Basin, Texas
Robert Meek, Buzz Davis, Hector Bello
Unconventional Resources Technology Conference (URTEC)
...High Resolution Seismic Data Derived From Prestack Inversion and Machine Learning to Accurately Position Horizontal Wells in the Midland Basin, Texas...
2017
2D Survey Earth Model Building and Depth Imaging Using 3D Grid-Based Tomography Technology
Eric Pearson, Suyang Chen
Indonesian Petroleum Association
... TOMOGRAPHY TECHNOLOGY Eric Pearson* Suyang Chen** ABSTRACT The seismic database utilised for the Kumawa PSC 2D PSDM (prestack depth migration...
2012
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)
... the horizons on these prestack depth migrated gathers twice, each iteration of picking followed by PreSDM to re-position and improve focusing...
2003
Depth Imaging Coil Data: Multi Azimuthal Tomographic Earth Model Building and Imaging of Tulip (Paper A15)
S. Chen, M. Buia, L. Livraghi, M. Bakhrudin, M. Tham, M. Bayly, S. Ng, O. Zdraveva
Geological Society of Malaysia (GSM)
... data, this displays velocity details corresponding to the geology and reflection boundaries. Figure 5 shows a comparison stack of the prestack time...
2012
A Comparison of Prestack Depth and Prestack Time Imaging of the Paktoa Complex, Canadian Beaufort MacKenzie Basin
G. R. Elsley, H. Tieman
AAPG Special Volumes
... they approximate the original prestack time data minus noise and other events not of exploration interest.A typical workflow consists of taking a suitably...
2010
Abstract: Migration Velocity Analysis of Incomplete Data Using LSPSM CIGs; #90174 (2014)
Abdolnaser Yousefzadeh, John C. Bancroft, and Gary F. Margrave
Search and Discovery.com
... coherencies on common image gather (CIG)s is extended to the least squares prestack migration (LSPSM) CIGs. It is shown that when the data are incompletely...
2014
One-Dimensional Prestack Seismic Inversion with Very Fast Simulated Annealing using Edge-Preserving-Smoothing Filter; #41576 (2015)
Somanath Misra, Mauricio Sacchi
Search and Discovery.com
... and Edge-Preserving-Smoothing Filter We used a forward model based on ray-tracing algorithm to generate predicted data at each VFSA iteration. The time...
2015
Abstracts: Evaluation of a New 5D Seismic Volume Reconstruction Method: Tensor Completion versus Fourier Reconstruction; #90173 (2015)
Nadia Kreimer and Mauricio D. Sacchi
Search and Discovery.com
... a new technique for 5D interpolation based on multilinear algebra. Prestack seismic data is organized in a tensor, which is assumed to be a low rank...
2015
Model-Based, 2-D Seismic Definition of Subthrust Structure in the Uranium Peak Area, Northwest Colorado
George C. Robertson, Dirk W. McDermott, Rex L. Tang
Rocky Mountain Association of Geologists
... employing model-based, prestack depth migration of 2-D seismic data was utilized to predict the presence of a subthrust Paleozoic section in this frontier...
1995
Precise Sediment Density Determination by Gamma-Ray Attenuation Alone: ERRATUM
Robert B. Whitmarsh
Journal of Sedimentary Research (SEPM)
... of the paper: "The iteration method has been checked using data obtained from a variety of deep-sea sediments during leg 12 of the Deep-Sea Drilling...
1971
Anisotropic PP and PSv Prestack Depth Migration of 4C (OBC) Seismic Data, Offshore Trinidad
Tony Johns
Search and Discovery.com
...Anisotropic PP and PSv Prestack Depth Migration of 4C (OBC) Seismic Data, Offshore Trinidad Tony Johns Anisotropic PP and PSv Prestack Depth...
Unknown
Anisotropic PP and PSv Prestack Depth Migration of 4C (OBC) Seismic Data, Offshore Trinidad
Tony Johns
Search and Discovery.com
...Anisotropic PP and PSv Prestack Depth Migration of 4C (OBC) Seismic Data, Offshore Trinidad Tony Johns Anisotropic PP and PSv Prestack Depth...
Unknown
Abstract: A Joint LSPSM/Inversion Algorithm for High Resolution Time Lapse Imaging; #90187 (2014)
Abdolnaser Yousefzadeh and John C. Bancroft
Search and Discovery.com
... to the production or injection of fluids. A joint least squares Kirchhoff prestack migration (LSPSM) of both baseline and monitor data is introduced which attenuates...
2014
Quantitative Interpretation in the Bedout Sub-basin: The value of seismic inversion in areas of sub-optimal seismic data quality
M. Kongawoin, A. Pauli, A. Locke, L. Hansen
Petroleum Exploration Society of Australia (PESA)
... for fluid prediction when thinner sands are present. Each iteration of QI has emphasised the importance of the far angle data. For most wells...
2019
A Breakthrough of Bekapai Converted S-Wave Processing and its Positive Impact to Structural Interpretation
Effendy Siawira, Andy Kristianto, Jaques Bonnafe, Natalia Anggriani, Cepi M. Adam, Zainal Abidin, Firman B. Kurniawan, Supriady, Claudio Strobbia, Yang Liu, Youning Li, Xiagui Miao, Libo Zi, Guishui Wang
Indonesian Petroleum Association
... 3D registration for the deep part together with epsilon and delta from the last iteration, the PS data was re-migrated to 100m x 50m grids...
2015