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Showing 1,704 Results. Searched 200,619 documents.
AVO Responses: The Good, the Bad and the Evil
Per Avseth
GEO ExPro Magazine
... effects. It turned out that AVO crossplot analysis. The seismic section (top left) hides prestack information. By estimating AVO attributes from...
2005
Elastic reverse-time migration without wavefield decomposition
Daiguang Li, Shengchang Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
...: Geophysics, 36, 467–481, doi: https://doi.org/10.1190/1.1440185. Sun, R., 1999, Separating P- and S-waves in a prestack 2-dimensional elastic seismogram: 61st...
2022
How Sealed Is a Seal? - High Resolution Seal Integrity Evaluation Using 3D Seismic Data
Gary Yu
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... such as prestack depth migration (PSDM) and prestack inversion but they are more time consuming and expensive to perform and not the subject discussed...
2009
Common Reflection Surface (CRS) Stack: Limitations and Opportunities for High-Resolution Seismic Imaging; Real Data Cases
M. S. Jaya, E. A. Sentani, Yendri, Widjonarko, D. Santoso
Indonesian Petroleum Association
... e.g:ZO/FO CRS Stack Prestack/Poststack Migration Tomographic Velocity model Inversion Velocity Horizon Analysis Estimation of macro model Prestack...
2007
Overburden Compensation: A Pragmatic Solution to the Frequency Dependent Amplitude Losses Associated With Laterally Variable Overburden
Swee Leng NG, Martin Bayly
Indonesian Petroleum Association
... later in the processing flow using statics or preferably, prestack depth migration. Further process assumptions are: • The background trend...
2008
Risk Reduction for Prospecting in the Unconventional Niobrara Play
Tony Rebec, Marino Pareja
Unconventional Resources Technology Conference (URTEC)
... by elliptically inverting the S-wave impedances through simultaneous prestack elastic inversion computed from sectored pre-stack (OVT) migrated seismic...
2013
Tulip Field 3D Coil Shooting SurveyPreliminary Data Processing Results
Michele Buia, Riccardo Vercesi, Michelle Tham, Dmitry Nikolenko, Andreas Tyasbudi Waluyo, Swee Leng Ng
Indonesian Petroleum Association
... for the final round of 3D denoise routine in common offset and common azimuth domain and then to prestack migration. This was achieved by organizing the data...
2010
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)
... and offset variations through 5D trace interpolation and azimuth-offset separated prestack migration capture possible azimuthal anisotropy in the data...
2022
Integrated Interpretation of Seismically Derived Rock and Fracture Attributes for Shale Gas Reservoir Characterization
Gang Yu, Yusheng Zhang, Xing Liang, Uwe Strecker, Maggie Smith
Unconventional Resources Technology Conference (URTEC)
... as data quality allows. Well data, structural seismic information and prestack inversion products were combined in an integrated interpretation. Measured...
2014
Single-sensor towed streamer acquisition: a case study from the Gulf of Mexico
P. Munoz, J. Uribe, N. Moldoveanu
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... Migration velocity analysis Prestack time Kirchhoff migration CMP sorting and output Post-migration residual velocity analysis Final stack The first 5...
2003
2012 Update of Southern Mid-Continent Theses and Dissertations
Neil H. Suneson
Oklahoma City Geological Society
... in a tectonically active basin, offshore Colombia. MS. Guo, Shiguang, 2012, Noise suppression using preconditioned least-square prestack time migration...
2012
Shale Gas OVT Seismic Data Prestack Trace-Gather Optimization Technique
Yusheng Zhang, Gang Yu, Xing Liang, Benjing Liu, Guangming Hu
Unconventional Resources Technology Conference (URTEC)
...Shale Gas OVT Seismic Data Prestack Trace-Gather Optimization Technique Yusheng Zhang, Gang Yu, Xing Liang, Benjing Liu, Guangming Hu URTeC: 2153634...
2015
Deep carbonate reservoir characterization with unsupervised machine-learning approaches
Xuanying Zhu, Luanxiao Zhao, Xiangyuan Zhao, Yuchun You, Minghui Xu, Tengfei Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
.... This is followed by the prestack time migration (PSTM), which enables us to obtain 3D stacked image volumes (Cheng et al., 2012). The synthetic data includes 3D...
2023
Well Space Modeling, SRV Prediction Using Microseismic, Seismic Rock Properties and Structural Attributes in the Eagle Ford Shale of South Texas
Robert Meek, Bailo Suliman, Hector Bello, Robert A. Hull
Unconventional Resources Technology Conference (URTEC)
... and seismic structural and seismic derived rock properties from prestack inversion. The assumption is that the rock will behave similarly to what it did...
2015
Improve Kirchhoff depth imaging using full-wave-equation traveltimes
Yongzhong Wang, Yang He, Alex Yeh, Faqi Liu, Bin Wang, Carlos Caldern
International Meeting for Applied Geoscience and Energy (IMAGE)
... project. Prestack Kirchhoff migration remains a viable algorithm for validating the fidelity of velocity models derived by FWI because of its flexibility...
2023
High-Resolution Anisotropic Earth Model Building on Conventional Seismic Data Using Full-Waveform Inversion: an Offshore Australia Case Study
Bee Jik Lim, Denes Vigh, Stephen Alwon, Saeeda Hydal, Martin Bayly, Chris Manuel, Dimitri Chagalov, Gary Hampson, Dimitri Bevc
Indonesian Petroleum Association
... an anisotropic prestack time migration workflow and in 2006; a subset of the data was further processed using anisotropic pre-stack depth migration...
2014
Research and application of diffraction imaging based on the full-azimuth angle migration
Shengtao Zang, Xingrong Xu, Zhe Yang, Yanxiang Wang, Jiaqing Sun
International Meeting for Applied Geoscience and Energy (IMAGE)
...-azimuth local angle domain prestack depth migration, and applies this method to the seismic data of the T oilfield in Western China, which...
2024
Resolving Seismic Attenuation Issue through Q-Migration, a Case Study in Sisi-Nubi Field, Indonesia
Bastian Hutahayan, Keat Huat Teng, Kelik Moersidin, Jacques Bonnafe, Natalia Anggriani, Cepi M. Adam
Indonesian Petroleum Association
..., Expanded Abstracts, 4014-4017. Xie, Y., Xin, K., Sun, J., Notfors, C., Biswal, A.K., and Balasubramaniam, M.K.., 2009, 3D prestack depth migration...
2015
Land seismic multi-parameter FWI imaging
Mason Phillips, James McLeman, Vlada Avramovic, Tom Rayment, Stuart Schmitt, Mike Varner, Yasser Khalifeh, Ahmad Ammar Chahine, Eskil Jersing
International Meeting for Applied Geoscience and Energy (IMAGE)
... processing and imaging workflow, we migrated the fully processed seismic data using both COV Kirchhoff prestack depth migration (KDM) and reverse-time...
2024
Application of Inverse-Q Filter and Deconvolution to Improve Seismic Data Quality in the Deep Section
Deddy F. Djanawir, Frans Langitan
Indonesian Petroleum Association
... accurately) the basal Tertiary sediment that overlies the basement. In prestack, the S/N ratio is low and multiples dominate the section and lower...
2004
Evolution of the Geological Model, Lobster Field (Ewing Bank 873)
Mitchell K. Burk, Gregory L. Brown and David R. Petro
GCAGS Transactions
... field performance. Constraint geometry from inverted, prestack time-migrated 3-D seismic data sharpened Bul. 1 lobe definition. Understanding...
1999
Automatic Fault Extraction as an Exploratory Tool
Laura Evins, Andy Furniss
Petroleum Exploration Society of Australia (PESA)
... strategy. with the automated processes but find that the surfaces generated by automatic fault A. Dip Steered Smoothing of Prestack Migrated volume prior...
2011
Pre-Stack Imaging: Time or Depth? (Paper 25)
Carl Notfors, Peter Whiting, Geoff Mansfield
Geological Society of Malaysia (GSM)
..., with NMO and DMO, only does this approximately. Prestack Kirchhoff imaging avoids approximation and can image seismic data more precisely. Real & synthetic...
2000
CRS-Stack and NIP-Wave Tomography Implemented to the SH-Wave Reflection Seismic Data for Shallow Hydrocarbon Prospecting (Paper P30)
M. R. Sule, A. A. Valencia, A. Hendriyana, U. Polom, C. M. Krawczyk
Geological Society of Malaysia (GSM)
... curvatures RNIP and RN. Those fluctuated values because they are determined independently for CRS attributes extracted from prestack seismic data by using...
2012
Abstract: Delineating Sand Channels using 3D-3C Seismic Data: Manitou Lake Heavy Oilfield, Saskatchewan; #90171 (2013)
Roxana M. Varga and Robert R. Stewart
Search and Discovery.com
... the simultaneous inversion following the AVO analysis performed on prestack gathers (P impedance, S impedance, density and Vp/Vs volumes were compared...
2013