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The AAPG/Datapages Combined Publications Database
Showing 17,715 Results. Searched 200,626 documents.
Diving wave tomography: Velocity modelling using first arrival traveltime
Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu
Geological Society of Malaysia (GSM)
... the ideal stack (Yilmaz, 2001). For a relatively simple geological setting, one can first achieve optimal stack through velocity analysis qualitatively using...
2022
Azimuthal Velocity Analysis of 3-D Pre-Stack Seismic Data for Fracture-Induced Anisotropy in the Altamont-Bluebell Field
Khaled Al Dulaijan, Gary Margrave
Unconventional Resources Technology Conference (URTEC)
...Azimuthal Velocity Analysis of 3-D Pre-Stack Seismic Data for Fracture-Induced Anisotropy in the Altamont-Bluebell Field Khaled Al Dulaijan, Gary...
2016
Impact of Pre-Stack Depth Migration on the Anama Prospect, Papuan Foreland Basin
K. Bradey
Papua New Guinea (PNG) Petroleum Convention Proceedings
... field for depth conversion purposes. The problems associated with localised velocity anomalies when using seismic data to determine the velocity field...
2000
Revealing the discontinuities by 3D prestack diffraction separation and imaging
Chuangjian Li, Suping Peng, Xiaoqin Cui, Peng Lin
International Meeting for Applied Geoscience and Energy (IMAGE)
... the homeomorphic imaging common shot point approximation, Khaidukov et al. (2004) estimated the reflection traveltime and focused reflections on the imaginary...
2022
Leveraging source-over-cable marine seismic field data for near offset reconstruction with deep learning
Owen Rohwer Huff, Jan Erik Lie, Andreas Kjelsrud Evensen, Aina Juell Bugge
International Meeting for Applied Geoscience and Energy (IMAGE)
... the near offset gap of source-over-cable common depth point gathers acquired in the North Sea, yielding low reconstruction error on unseen gathers...
2024
Gas Hydrate Geohazard Assessment in the Northern Gulf of Mexico Using a Vertical Line Array, by Erika Géresi, N.R. Chapman, T.M. McGee, and J.R. Woolsey, Article #40159 (2005)
Search and Discovery.com
2005
The Use of Physical Modeling to Resolve Offshore Seismic Problems
B. J. Evans, M. Urosevic
Indonesian Petroleum Association
... with a velocity of 2020 m/s, while the thick sedimentary column (3140 m/s) was simulated with a marble-like filler mixture. The base was constructed using...
1995
Chapter 8: Amplitude Versus Offset
Tom Wittick
North Texas Geological Society
... showed that this conversion is dependent on the incidence angle. At a given reflection point on a specific reflector the Poisson’s ratios of the rocks...
1992
Amplitude Versus Offset
Abilene Geological Society
... is dependent on the incidence angle. At a given reflection point on a specific reflector the Poisson's ratios of the rocks above and below...
1993
3D3C seismic exploration for tight sand reservoirs: Case study in western China
Wang QinGeng, Hu Shanzheng, Zhao Rongrong, Xie Wanxue, Zhou Ming, Ren Cong, Jing Longjiang, Luo Ji
International Meeting for Applied Geoscience and Energy (IMAGE)
... solve the converted wave statics problem, which combines the cross-correlation method for both PP and PS common receiver-station point stacked sections...
2023
Abstracts: Recovery of Low Frequency Data from 10Hz Geophones; #90173 (2015)
Malcolm B. Bertram, Gary F. Margrave
Search and Discovery.com
... for the gathers from one dynamite shot. The MEMs data was integrated to provide velocity information. In this case, the acquisition parameters included a 3Hz...
2015
Geostatistical Inversion on Broadband Seismic Data: A Case Study Offshore Malaysia
Francois Baillard, Murthy Jayanthi Venkata Satyanarayana, Rakesh Doshi, Kwong Wee Poh, Rajat Rathore, Siew Mun Tan, Loic Michel, Eric Andersen, Shivaji Maitra, Riccardo Vercesi, Lam Hoang Do
Indonesian Petroleum Association
... the 1989 gathers are limited to a maximum angle of incidence of 30 degrees. Additional analysis, including deterministic prestack inversion around...
2016
Determination of Depth Models Through Self-Consistent Structural Modeling to Help Delineate Hydrocarbon Traps in the Uinta Basin
Alvin K. Benson
Utah Geological Association
... and then stacked according to the common reflection point assumption. Figure 4. Synthetic surface data (x-t plane) generated from the syncline model using...
1992
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
.... QPSDM was then performed using the initial Q model. Since a good velocity model has been built through velocity tomography in 2010, initial Q model...
2015
Estimate near-surface velocity with reversals using deep learning and full-waveform inversion
Yong Ma, Xu Ji, Weiguang He, Tong Fei
International Meeting for Applied Geoscience and Energy (IMAGE)
...Estimate near-surface velocity with reversals using deep learning and full-waveform inversion Yong Ma, Xu Ji, Weiguang He, Tong Fei Estimate near...
2022
The identification and cause analysis of abnormal velocity in the western part of Shaleitian Bulge
Zongyu Zhen, Gang Peng, Xuefeng Zhou, Bo Xi
International Meeting for Applied Geoscience and Energy (IMAGE)
..., time-depth conversion and structural analysis. The common geological velocity includes sonic logging velocity, VSP logging ， seismic wave velocity...
2024
High-precision seismic imaging for complex deep structures in the hydrocarbon exploration using a coherent-stacking-based least-squares migration
Jidong Yang, Jianping Huang, Tengfei Lin, Zhenchun Li, and Liang Chen
AAPG Bulletin
... reflections in the common-source gathers (Figure 19A). The migration velocity model (Figure 19B) is estimated using ray-based tomography, which...
2024
Pre-Stack Inversion to Seismic Rock Type Predictability (SRT) Case Study: Gabus Zone 3B in Belanak Field
Baskoro Arif Kurniawan, Maria Fransisca Meirita, Aguslianto Efendy Harahap, Haniva Navilova, Willy Gunary Abadi
Indonesian Petroleum Association
.... Furthermore, this paper will cover a practical workflow, which consists of gather conditioning process, application of Pre-Stack Inversion using Simultaneous...
2019
Niobrara Fracture Prospecting Through Integrated Structural and Azimuthal Seismic Interpretation, Silo Field Area, Wyoming; #20148 (2012)
Galen Treadgold, Gloria Eisenstadt, John Maher, Joe Fuller, and Bruce Campbell
Search and Discovery.com
... for an elastic inversion. Initial analysis of the layer anisotropy was performed on isotropically migrated gathers using a simultaneous picking tool...
2012
Combined P and S Waves Survey for Hydrocarbon Exploration
Basuki Puspoputro
Indonesian Petroleum Association
..., the position of common reflection point (CRP) and normal moveout corrections (NMO). The differences are caused by the distinct raypaths of P-wave and P/SV...
1990
New geological insights gained from the reprocessing, imaging, and interpretation of legacy seismic datasetsOffshore Mauritania
Kranthi Garidepalli, Elisabeth Gillbard, Simon Dean, Darren Judd, Nassim Kettouche, Paul Bellingham
International Meeting for Applied Geoscience and Energy (IMAGE)
... sediments and salt, and the interactions of the two. Velocity analysis of the Jurassic and Early Cretaceous structures shows them to be highly variable...
2022
Abstract: A Southern North Sea Multi-Survey preSDM using Hybrid Gridded Tomography; #90211 (2015)
Ian Jones, Emma Evans, Darren Judd, Alan Campbell, and Steve Elam
Search and Discovery.com
...Abstract: A Southern North Sea Multi-Survey preSDM using Hybrid Gridded Tomography; #90211 (2015) Ian Jones, Emma Evans, Darren Judd, Alan Campbell...
2015
New Integrated Workflows for Improved Pore Pressure Prediction and Seismic Imaging, #41705 (2015).
Marek Kacewicz, Sankar Muhuri, Weihong Fei
Search and Discovery.com
... using petrophysics established Vertical Effective Stress – Velocity transforms. Step 1 is optional and depends on MEM availability. Based on our...
2015
A shallow velocity model building using full-waveform inversion on 3D onshore dataset
Young Seo Kim, Jewoo Yoo, Tong Fei, Ali Almomin
International Meeting for Applied Geoscience and Energy (IMAGE)
...first breaks as a guidance cannot perfectly remove all reflection Figure 1: Workflow of velocity model building using WTI and TTFWI. Figure 1 ...
2022
Abstract: Extract More Information from the Full Seismic Wavefield in the Local Angle Domain; #90286 (2017)
Christophe Rimlinger
Search and Discovery.com
... the discontinuities that define feature edges and fractures that are often lost when using conventional seismic processing and imaging methods. Additionally...
2017