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The AAPG/Datapages Combined Publications Database
Showing 29,091 Results. Searched 195,387 documents.
How to Increase the Bandwidth of your Plains Data
Search and Discovery.com
... [email protected] Summary In this paper, we present comparisons of poststack time migration, prestack time migration, and anisotropic depth migration...
2013
Abstract: A Comparison of Standard Migration with EOM for Hussar Data; #90174 (2014)
Thais A. Guirigay, John C. Bancroft, and J. Helen Isaac
Search and Discovery.com
...) is a method of prestack time migration based on the principles of Kirchhoff prestack time migration. It is simpler, faster, flexible and more reliable...
2014
Imaging Subsurface Structures Under Gas Clounds by Multi-Component Technology
Xiaogui Miao, Loh Fong Cheen, Libo Zi, Jing Du, Magali Beele, Jacques Bonnafe, Natalia Anggriani, Gilles Vallon, Claudio Strobbia
Indonesian Petroleum Association
... converted-wave data only to update vc and e the prestack time migration was carried out to get a better solution. The final PS converted wave migration...
2014
Abstract: Efficency and Accuracy Enhancement for One-way Wave Equation Migration Through Improved Mapping Function in the Time-shift Imaging Condition; #90171 (2013)
Mark Ng
Search and Discovery.com
... extrapolation apply actual velocity layer + Correction C(x,zsurf ) extrapolation. Depth z Figure 1: Migration depth level transitioning through...
2013
3-D Tomographic Amplitude Inversion for Compensating Transmission Losses in the Overburden
Barry Hung, Kefeng Xin, Sergey Birdus, James Sun
Indonesian Petroleum Association
... after the correction. CONCLUSIONS We have developed and demonstrated an inversion method based on a post-migration common-imagegather tomography...
2009
Two Inversion Case Studies from the SCOOP and STACK Area of Oklahoma
Satinder Chopra, Ritesh Kumar Sharma, James Keay
Unconventional Resources Technology Conference (URTEC)
.... The processing of this volume was completed with Q phase-only correction, radon demultiple, prestack time migration gathers and stacked volume with 5D...
2019
Calibration of PS Shear Wave Anisotropy in a Mississippi Lime Play, North-Central Oklahoma
Scott Singleton, Shihong Chi, Lisa Sanford, Paul Constance
Unconventional Resources Technology Conference (URTEC)
... flattened by birefringence correction. Recommended fixes for these phenomena are 5D interpolation to fill in missing data and depth migration (preSDM...
2016
Abstract: First-Arrival TomoStatics and Residual Statics for Near-Surface Corrections; #90211 (2015)
Jie Zhang, Oz Yilmaz, and Nanxun Dai
Search and Discovery.com
... imaging. Introduction Near-surface corrections are often critically important for both prestack and post-stack land data processing. In order to estimate...
2015
High Performance Computation by Graphics Processor Unit Technology for Geophysical Seismic Signal Processing, #40727 (2011)
Sunjay Sunjay
Search and Discovery.com
... is 'inverted', allowing it to be translated into real geological structures. References Biondi, B., and G. Palacharla, 1996, 3-D Prestack Migration...
2011
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)
... model for 3D prestack depth migration. Application to a sparse 3D dataset from the Alberta Foothills indicate that we can begin to image under carbonate...
1997
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
...., 2001). 2. Azimuthal spherical divergence correction (Xu and Tsvankin, 2006). 3. 5D interpolation (Trad et al., 2005). 4. Migration of Common Offset...
2013
U-net based primary alignment
Ricard Durall, Ammar Ghanim, Norman Ettrich
International Meeting for Applied Geoscience and Energy (IMAGE)
..., prestack migration and demultiple processes. This is particularly essential for amplitude versus offset (AVO) studies, as flat gathers are necessary...
2023
Abstract: Successful Imaging Below Salt: Technique and 2 Case Histories, by R. Marschall, H.-J. Zoch, C. Henke, M. Krieger, and F. Kockel; #90923 (1999)
Search and Discovery.com
1999
Application of Traveltime Tomography and Kirchhoff Migration Methods to Improve the Seismic Cross-Section Resolution on 2D Land Seismic Data
Harmita Lestari, Nur Ayu Anas, Muh. Resky Ariansyah, Sabrianto Aswad, Heri Winarto
Indonesian Petroleum Association
... input, static correction, filtering, and migration to get a cross section with high resolution of PSTM and PSDM for later interpretation. Therefore, we...
2019
High-resolution imaging using least-squares migration in the image domain (LSMi) for a marine distributed acoustic sensing (DAS) 3D-VSP
Ali Sayed, Francesca Twynam, Ran Bachrach, Maud Cavalca, Leo Leon, Maria Shadrina, Qingsong Li, Reetam Biswas, Daniel Tebo, Sam Buist
International Meeting for Applied Geoscience and Energy (IMAGE)
...High-resolution imaging using least-squares migration in the image domain (LSMi) for a marine distributed acoustic sensing (DAS) 3D-VSP Ali Sayed...
2023
Abstract: Time Domain Least-squares Prestack Migration; #90172 (2014)
Ricardo C. Rebollo, Mauricio D. Sacchi
Search and Discovery.com
...-regularized prestack least squares migration (minimum norm solution). b) Local dip-dependent derivative regularization. 4...
2014
Observations of Azimuthal Anisotropy in Prestack Seismic Data, #41572 (2015).
David Gray
Search and Discovery.com
... for in processing and interpretation of all seismic data. Introduction Visualizing anisotropy in prestack seismic data has been difficult. Cheadle et al...
2015
Anisotropic depth migration in the Colombian Llanos Foothills as a key to understanding the structure in depth
emamedov
Search and Discovery.com
... of the events when migrating from time to depth. We decided to perform a prestack anisotropic depth migration, which incorporates the anisotropic variables...
Unknown
Combining PSDM and Seismic Modeling to Reduce Uncertainties in Time Structural Interpretation
William Agudelo, José Fernando Gamboa, Saúl Guevara, Carlos Piedrahita, Luis Ernesto Rojas, Martín Morales, Héctor Alfonso
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... time processing noise attenuation and static correction are performed. Prestack migration in time and depth assumes that all statics are applied in CDP...
2009
Amplitude and Bandwidth Recovery Beneath Gas Zones Using Kirchhoff Prestack Depth Q-Migration
Jonathan Liu, Peter Traynin, J. M. Reilly
Indonesian Petroleum Association
...Amplitude and Bandwidth Recovery Beneath Gas Zones Using Kirchhoff Prestack Depth Q-Migration Jonathan Liu, Peter Traynin, J. M. Reilly © IPA, 2011...
2007
Abstract: Prestack Depth Migration with the Gabor Transform; #90211 (2015)
Yongwang Ma and Gary Margrave
Search and Discovery.com
... integral. We will illustrate the performance of this algorithm with images from prestack depth migration of the Marmousi dataset. Introduction Migration...
2015
Abstract: Violet Grove Time-Lapse Data Revisited: A Surface-Consistent Matching Filters Application; #90187 (2014)
Mahdi H. Almutlaq and Gary F. Margrave
Search and Discovery.com
.... Introduction CO2 sequestration, also known as carbon capture and storage (CCS) in deep geological formations, is a multidisciplinary technology that involves...
2014
Seismic Migration Interpolation using Time-Shift Imaging Condition
Mark Ng
Search and Discovery.com
... which can be used to estimate the migrated image in between actual migration depth steps. The technique improves the computational efficiency for prestack...
Unknown
Seismic Migration Interpolation using Time-Shift Imaging Condition
Mark Ng
Search and Discovery.com
... which can be used to estimate the migrated image in between actual migration depth steps. The technique improves the computational efficiency for prestack...
Unknown
Abstract: The Design and Application of Converted-wave COVs; #90187 (2014)
Richard Bale, Tobin Marchand, Keith Wilkinson, and Jeff Deere
Search and Discovery.com
... domain could certainly be extended to more advanced processing methods such as time-variant CCP stacking or to prestack time migration. As for PP...
2014