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The AAPG/Datapages Combined Publications Database
Showing 17,696 Results. Searched 200,357 documents.
Influence of Lithology and Neogene Uplift on Seismic Velocities in Denmark: Implications for Depth Conversion of Maps
Peter Japsen
AAPG Bulletin
... velocity parameters have been determined for several geological and seismic units within two geological provinces in Denmark. One analysis was based on 59...
1993
ABSTRACT: Amplitude Vs. Offset Analysis in Finely Layered Media, by Herbert W. Swan; #91022 (1989)
Search and Discovery.com
1989
ABSTRACT: A Multi-Azimuth VSP Experiment for Fracture Orientation Detection in HMD Field, Algeria; #90051 (2006)
Foudil Babaia, Farid Chegrouche
Search and Discovery.com
... fractures by two analysis methods; shear wave splitting and P wave velocity anisotropy based on an anisotropic ratio computed from four offset VSP...
Unknown
Hybridised Weighted Boot-Strap Differential Semblance
Hamish Wilson, Lutz Gross
Petroleum Exploration Society of Australia (PESA)
... Sciences [email protected] SUMMARY Velocity analysis is often necessary in pre-stack seismic processing to produce a good estimate of subsurface velocities...
2016
A seasonal-dependent water velocity model for the Gulf of Mexico
Claudio Bagaini
International Meeting for Applied Geoscience and Energy (IMAGE)
...A seasonal-dependent water velocity model for the Gulf of Mexico Claudio Bagaini A seasonal-dependent water velocity model for the Gulf of Mexico...
2024
AAPG Memoir 76, Chapter 19: The Future of Pressure Prediction Using Geophysical Methods
Alan R. Huffman
AAPG Special Volumes
... the velocity in the zone being determined in the analysis and correlates with the velocity D in Figure 4B. Point A represents the maximum loading case...
2001
Chapter 8: Evaluation of Anomalous Pressuring and Gas Saturation Using 2-D and 3-D Visualizations of Well Log Information
Zun S. Jiao, Ronald C. Surdam
Montana Geological Society
... be detected and delineated using the sonic velocity analysis and advanced 3D visualization techniques developed by IER. In the present...
1997
Velocity and Velocity
M. Al-Chalabi
Petroleum Exploration Society of Australia (PESA)
.... 589-596. u Q) 3.0 3.0 CZl ...... ~ .s ..... Q) DEREGOWSKI, S., 1990--Common-offset migrations and velocity analysis. First Break, v.8(6), p...
2000
Seismic Velocity Model Building in an Area of Complex Geology, Southern Alberta, Canada
Helen Isaac and Don Lawton
Search and Discovery.com
... sections, near-surface velocity models from refraction statics analysis, averaged sonic interval velocities and limited migration velocity analysis...
2009
Simultaneous inversion of velocity and angle-dependent reflectivity
Nizar Chemingui, Yang Yang, Jaime Ramos-Martinez, Guanghui Huang, Dan Whitmore, Sean Crawley, Elena Klochikhina, Sriram Arasanipalai
International Meeting for Applied Geoscience and Energy (IMAGE)
... is crucial for AVA analysis. In our work, we expand on Yang et al.'s (2022) simultaneous inversion workflow, which updates velocity and stacked 3D...
2023
P-wave velocity inversion with average velocity analysis method
Yan Yuefeng, Jing Shaodong, Wang Yingwei, Zhong Chuhan
International Meeting for Applied Geoscience and Energy (IMAGE)
...P-wave velocity inversion with average velocity analysis method Yan Yuefeng, Jing Shaodong, Wang Yingwei, Zhong Chuhan P-wave Velocity Inversion...
2024
Rapid Multiple-Scenario Depth Structure Risk Analysis Case Study in Cuulong Basin, Vietnam
Nguyen Nam, Hong Shien Lee
Indonesian Petroleum Association
... then used to generate maps in velocity and depth domain. Eight depth structure maps were compared for uncertainty analysis and then for choosing the base...
2008
Estimation of shear wave velocity based on adaptive step size algorithm
Yipeng Gu, Jiajia Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
...Estimation of shear wave velocity based on adaptive step size algorithm Yipeng Gu, Jiajia Zhang Estimation of shear wave velocity based on adaptive...
2023
Importance of Good Time to Depth Conversion Method to Reduce GRV Uncertainties of Producing Fields in the South Sumatra Block, #20494 (2020).
Danar Yudhatama, Aurora Juniarti, Erwin Muhamad Indra Kusumah, Yudi Yanto,
Search and Discovery.com
... (based on the GRV) that is indicated by good match with production data. The variogram analysis to distribute the lateral velocity by adding regional...
2020
Abstract: The Pony Discovery, Green Canyon Block 468, U.S. Gulf of Mexico: Structural Uncertainty Analysis, by Ryan Mann, Henry Zollinger, and Steve Checkles; #90124 (2011)
Search and Discovery.com
2011
CMP domain near-surface velocity model building based on deep learning
Yihao Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
...CMP domain near-surface velocity model building based on deep learning Yihao Wang CMP domain near-surface velocity model building based on deep...
2022
Wave scattering by the formation velocity perturbation surrounding a fluid-filled borehole
Zhou-Tuo Wei
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Theoretical analysis In order to investigate the velocity variation with radial distance, the functional form of velocity variation within...
2022
Section 2: Improvement of Seismic Images of Complex Tectonic Structure in Deep Water with Research-Level Processing Sequences
John Miller and Roland von Huene
AAPG Special Volumes
... by the opposing dips of faults and by the changing vergence of folds (Figure 2.1). Careful velocity analysis and a special processing sequence are needed...
1986
Abstract: Optimum Aperture Length for Improving Dispersion Curve Analysis in CMP Cross-Correlation of Surface Waves; #90187 (2014)
Roohollah Askari, Robert J. Ferguson, and Helen Isaac
Search and Discovery.com
... Analysis of Surface Waves (SASW) (Nazarian et al., 1983) is a conventional method for the determination of 1D shear wave velocity for the near surface...
2014
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
.... Smoothing was applied to only keep the long wavelength velocity variations. Conventional tomography by residual move out analysis has been adopted for most...
2018
Abstract: Near Surface and Anisotropy Modeling Strategies for Fast-Track Land Depth Imaging; #90319 (2018)
Ernesto Sandoval-Curiel, Daniele Colombo
Search and Discovery.com
... analysis and anisotropic parameter scanning for the deep structure. The long wavelength part of the near surface velocity variations is solved...
2018
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)
... was necessary to get a better solution to this problem. A sub-volume was, therefore, selected for detailed hi-resolution velocity analysis followed...
2003
Abstract: Near Surface Velocity Modeling Using Surface Wave Analysis Modeling and Inversion (SWAMI): An Application for Noise Attenuation from 3D Seismic Data; #91204 (2023)
Noor Albalawi, Kashif Adeel Mohammed, Cherif Belguermi
Search and Discovery.com
...Abstract: Near Surface Velocity Modeling Using Surface Wave Analysis Modeling and Inversion (SWAMI): An Application for Noise Attenuation from 3D...
2023
Application of Advanced Depth Imaging Technology in Shallow Water Offshore Indonesia
Michael Gidding, Suyang Chen, Steven Wiseman, Moch Asrori, Richard Bolton
Indonesian Petroleum Association
..., Building a 3-D anisotropic model: Its implications to traveltime calculation and velocity analysis: 70th Annual Woodward, M. J., Nicholas, D...
2012