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The AAPG/Datapages Combined Publications Database
Showing 16,567 Results. Searched 195,452 documents.
The Application of PSDM VTI Method to Generate a Velocity Model That Can Solve the Mistacking Problem
Aulia Ahmad Nafis, Hasan Nurudin, Ikhsan Hanurogo, Bagus Sapto M, Ahmad Zaenudin
Indonesian Petroleum Association
... image using a seismic method, it needs a velocity model that is able to define appropriately the velocity of wave propagation in the subsurface...
2018
Fault Shadow Issues and Resolution in Model and Real Data
Andrew J. Davidoff, Ika Ratna Novianti
Indonesian Petroleum Association
.... A model has been built using a simple velocity field with a high-angle normal fault. A variety of different types of ray tracing experiments were...
2002
Appendix A: Considerations for Optimum 3-D Survey Design, Acquisition and Processing
R. Malcolm Lansley
AAPG Special Volumes
... true common reflection point gathers and eliminates the dip dependence of the stacking velocities. It is, however, very sensitive to changes in both...
2011
Application of Full Waveform Inversion to Resolve an Eroded Shallow Carbonate Platform, North Madura, East Java, Indonesia
David Cavalin, Nurrul Ismail, Tom Paten, Kola Agbebi, Dave Lim
Indonesian Petroleum Association
... reflection tomography techniques provide long to mid wavelength velocity updates but generally fail in updating shallow water environments while giving...
2019
Abstracts: Attenuating 2D Noise in a 3D World; #90173 (2015)
David C. Henley
Search and Discovery.com
... coherent noise from a 3D source gather using 2D radial trace filtering. Introduction The objective of exploration reflection seismology is to create...
2015
Exploration and Development based on RTH Technology and AI
Gennady Erokhin, Mariia Erokhina, Kirill Safran, Alexandre Iakovlev
Unconventional Resources Technology Conference (URTEC)
... in common image gathers, using the time-reversal algorithms and on synthesis a seismic attributes. It is shown that a detailed analysis of the joint...
2023
High-Resolution Model Building in a Full-Azimuth Nodal Survey in the GOM
Sandip Chattopadhyay, Gary Rodriguez, Tefera Eshete, Guy Hilburn, TGS
GEO ExPro Magazine
... to was the starting velocity model for the project. The velocity anisotropy. Therefore, common image gathers (CIGs) model was converted to the depth...
2016
Seismic Imaging in Anisotropic Media. or... "A Better Way to Moveout and Migrate Long Offset Data"
Rolf Klotz, Martin Bayly, Sue Downie, Swee Leng
Indonesian Petroleum Association
... reflection angles are retained in processing for studies such as amplitude variation with offset (AVO) and depth conversion velocity analysis. Anisotropic...
2000
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
... azimuthal velocity variations (left) and after application of azimuthal velocities (right). Prior to AVO analysis, it is important to remove the effects...
2013
ABSTRACT: Reducing the Assumptions - AVO Processing Tools from BP's AVO Workbench, by Sublette, Victoria; #90026 (2004)
Search and Discovery.com
2004
Fit-for-Purpose Depth Imaging of Sub-Thrust and Strike-Slip Fault Regime Onshore Myanmar
Search and Discovery.com
N/A
Abstract: AVO Analysis of Long Offset 2D Data in the Western Gulf of Mexico, by Jess B. Kozman and Fred Hilterman; #90914(2000)
Search and Discovery.com
2000
Abstracts: A Non-Linear Conjugate Gradient (CG) Method to Solve for Vp, Vs and Density from Seismic Elastic Impedance; #90173 (2015)
Yexin Liu and Zhuoheng Chen
Search and Discovery.com
... equation from all available EI gathers to estimate compressional velocity, shear velocity and density, and ratio and Poisson’s ratio, which allows...
2015
Amplitude Versus Offset (AVO) Analysis: Part 7. Geophysical Methods
Allan T. Long, R. C. Anderson
AAPG Special Volumes
... Seismic data processing for AVO requires that certain steps be applied to common depth point (CDP) gathers (the individual traces prior to stacking...
1992
Geomechanical Approach to Resolve Severe Velocity Variations and Remove Image Distortions below Rugose Seafloor (Paper A16)
S. Birdus, A. Artyomov, L. Li, S. Xin
Geological Society of Malaysia (GSM)
... such anomalies using this knowledge. Geomechanical velocity modelling consists of 3 major steps: 1. Determine the sources of anomalous geo-stress. If we know...
2012
New Integrated Workflows for Improved Pore Pressure Prediction and Seismic Imaging
Search and Discovery.com
N/A
Benefits and uplift of focused post-migration gather conditioning over prospect specific areas - An Indonesian case study
David Jessup, Dave Goulding, Andy Kalil
Southeast Asia Petroleum Exploration Society (SEAPEX)
.... The input data for the conditioning were raw PSDM TWT migrated gathers which were analysed using full-volume QC attributes in order to design an optimized...
2022
Developing a New Technique Through Partnering with Contractors: Reservoir Prediction Utilizing AVO Walkaway VSP Data to Calibrate Surface Seismic Gathers, a Case Study in Indonesia
Patricia L. C. Henderson, Dan Hampson, Scott Leaney, Nigel Smith, John Rice, Dave Boreham
Indonesian Petroleum Association
... × 125M GRID SORTING OF THE EIGHT GROUPS OF 30 FOLD GATHERS INTO 240 FOLD "SUPER GATHER" NMO CORRECTION USING 3D STACKING VELOCITY FIELD RADON...
1994
Extracting Meaningful Estimates of Rock Properties from 3-D Anisotropic Velocity Models Derived from Borehole Microseismic
Scott Taylor, Jeremy King, Ben Schaeffer, Todd Hibbitts, Lucas McGreaham, Khaled Ghuneim
Unconventional Resources Technology Conference (URTEC)
... modeling is performed by two point ray tracing following the velocity approximations of Fomel (2004). For modeling, layers are constructed...
2016
High-Effort Seismic Acquisition: Improving Image Detail; #41568 (2015)
David C. Henley, Kevin Hall, Henry Bland, Eric Gallant, Gary Margrave, Malcolm Bertram
Search and Discovery.com
... short period multiples, and equalize reflection strength over angle (Henley, 2004). Moveout velocity and statics NMO Velocity analysis and statics...
2015
Taking Advantage of RTM Surface Offset Gathers for Iterative Salt Modeling and Subsalt Reservoir Image Enhancement
Search and Discovery.com
N/A
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)
..., but also correctly account for the source to receiver azimuth contribution of traces in common image point gathers (CIPs) when performing residual...
2012
Abstract: Nonlinear Inversion of the P-wave P-wave Reflection Coefficient Data, by A. J. Pate; #90952 (1996).
Search and Discovery.com
1996
Marine Multicomponent Seismic – The New Issues in the Developing Revolution
Jason Robinson
Indonesian Petroleum Association
..., A., 1988. Common reflection point data stacking technique for converted wave. Geophysical Prospecting, v. 36, pp. 671-688. Thomsen, L., 2001. Seismic...
2002
Q tomography workflow: Land case study in the Eagle Ford Play
Itai Sharabi, Matan Shustak, Orly Kletenik-Edelman, Ronit Levy, Zvi Koren
International Meeting for Applied Geoscience and Energy (IMAGE)
... for the refraction data and the residual moveouts automatically picked along full-azimuth reflection angle domain depth common image gathers (Shustak...
2023