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The AAPG/Datapages Combined Publications Database
Showing 33,169 Results. Searched 200,691 documents.
High-resolution imaging using Gaussian beam point-spread-function deconvolution
Jidong Yang, Jianping Huang, Hejun Zhu, George McMechan
International Meeting for Applied Geoscience and Energy (IMAGE)
...(x; xs , t )G(xr ; x, t − t )dt dt 0 0 ∂ 2 f (t − t ) ∂t 2 × G(y; xs , t )G(xr ; y, t − t )dt dt dt, (1) where v0 denotes the migration velocity, x...
2023
A Comparison of the Various Methods of Dip Migration
H. Bruce Mayo
Oklahoma City Geological Society
...A Comparison of the Various Methods of Dip Migration H. Bruce Mayo 1958 322 324 In the preliminary discussions covering the material to be presented...
1958
High Performance Seismic Data Migration for High Resolution Interpretation
C. N. Chernoff
Indonesian Petroleum Association
.... If the subsurface velocity distribution is varying slowly, a good 3-D time migration algoirthm will suffice. If the subsurface velocity changes rapidly...
1983
Seismic Foldout: The Most Advanced Datasets Offshore Barbados and T&T
Jeniffer Masi, Jeroen Hoogeveen, Nick Tanushev, John Walker, Alexander Mihai Popovici, Geoex MCG, Z-Terra
GEO ExPro Magazine
... velocity grid, that was estimated by global tomography was input into both the pre-stack time migration (PSTM) and the prestack depth migration (PSDM...
2022
Abstract: Green Canyon Block 205: Geophysical Analysis of a Deepwater Gulf of Mexico Discovery
Bernard Regel
Houston Geological Society Bulletin
... migration velocity analyses with velocities 10% faster than the checkshot surveys, enhanced the seismic imaging and established strong well ties...
1994
Tengiz field fault shadows mitigation with combined joint FWI-tomography, Q-tomography, and least-square migration
Tianjiang Li, King Sim Lee, Bin Gong, Kai Yang, Kai Zhang, Assem Bibolova, Zhanibek Katrenov
International Meeting for Applied Geoscience and Energy (IMAGE)
.../10.1190/geo2011-0395.1. Meng, Z., N. Bleistein, and K. D. Wyatt, 1999, 3-D analytical migration velocity analysis I: two-step velocity estimation by reflector...
2022
Where Is My Horizontal Well? Use of Borehole Seismic Where Velocities Vary Laterally
Agus Muharam, Frank Musgrove
Indonesian Petroleum Association
... error due to inaccurate migration velocity if top reservoir is not nearly flat, Error in picking checkshot first break up to 2 ms = 13 feet, Error...
1998
A Breakthrough of Bekapai Converted S-Wave Processing and its Positive Impact to Structural Interpretation
Effendy Siawira, Andy Kristianto, Jaques Bonnafe, Natalia Anggriani, Cepi M. Adam, Zainal Abidin, Firman B. Kurniawan, Supriady, Claudio Strobbia, Yang Liu, Youning Li, Xiagui Miao, Libo Zi, Guishui Wang
Indonesian Petroleum Association
... velocity analysis to handle wide azimuth OBC data, as well as the technologies used for PS data pre-processing, velocity and effective gamma updating...
2015
Addressing the complex near-surface challenges in the Delaware basin through recent FWI advancements
Ali Mohamed, Dmitry Kulakov, Daniel Suren, Wilfrid Milan, Larry Holifield, Vasudhaven Sudhakar
International Meeting for Applied Geoscience and Energy (IMAGE)
... quality starting velocity model. Third, the source wavelet embedded in the acquired data, which was prepared by a thorough analysis of the phase...
2022
Appendix A: Considerations for Optimum 3-D Survey Design, Acquisition and Processing
R. Malcolm Lansley
AAPG Special Volumes
.... With the improved offset and azimuth sampling, it is often possible to observe different velocities along different azimuths. Unless the velocity analysis...
2011
Southwest Palawan, Philippines: A Case Study in Seismic Imaging and Interpretation of Complex Structures
Philip M. Rimando, Geronimo A. Manuel, Raymundo A. Reyes, Jr.
Southeast Asia Petroleum Exploration Society (SEAPEX)
.... Hence, a coarse spatial sampling interval in terms of velocity analysis locations may result in poor definition of the velocity field...
1994
Improvement of Seismic Depth Imaging on Carbonate Reef Through the Application of Common Reflection Angle Migration: An Example From Salawati Basin, Indonesia
Search and Discovery.com
N/A
Quantitative Modeling of Secondary Migration: Understanding the Origin of Natural Gas Charge of the Haynesville Formation in the Sabine Uplift Area of Louisiana and Texas
Lauri A. Burke
GCAGS Journal
... are approached differently than secondary migration modeling for basin analysis and total petroleum systems that occur at basin scales over geologic...
2021
Mini Seismic Processing System for Training and Research Purposes
Suprajitno Munadi, Bambang Triharjanto
Indonesian Petroleum Association
... spatial aliasing. Another training example is the velocity analysis exercise as shown in Figure 7. The trainee are provided with the modelling...
1993
ABSTRACT: Quantitative Seismic Analysis Using Noise Abatement in a Tight Sand Horizontal Play; #90133 (2011)
Mike Burnett
Search and Discovery.com
... to resolve typical ambiguities between statics and velocity solutions. The resulting dataset going into migration does not have the noise component...
2011
ABSTRACT: Quantitative Seismic Analysis Using Noise Abatement in a Tight Sand Horizontal Play; #90129 (2011)
Mike Burnett
Search and Discovery.com
... between statics and velocity solutions. The resulting dataset going into migration does not have the noise component. Not migrating noise is always...
2011
Abstract: Improving Petroleum System Analysis With Better Understanding of Seismic Input Uncertainties, by Duan, Ling and Liu, Jianchang; #90166 (2013)
Search and Discovery.com
2013
Pore Pressure Prediction Based on High Resolution Velocity Inversion in Carbonate Rocks, Offshore Sirte Basin - Libya; #40551 (2010)
Robert M. Gruenwald, Javier Buitrago, Jack Dessay, Alan Huffman, Carlos Moreno, Jose Maria Gonzalez Munoz, Carlos Diaz, Khaeri Segayer Tawengi
Search and Discovery.com
...., Houston, TX 2 Abstract ResidualTM velocity analysis was employed to refine the input gathers and velocity field for pressure prediction in Cretaceous...
2010
Abstract: Exploration Concepts in the New "Sub-Salt" Play, Off- and Onshore Gulf Coast Region, by J.-C. Pratsch; #90957 (1995).
Search and Discovery.com
1995
Abstract: Precaspian Basin: Vanishing Salt, by S. Klarner, M. Koerbe, and P. Krajewski; #90942 (1997).
Search and Discovery.com
1997
ABSTRACT: Confirming Depth Models using Differential Wide Aperture Seismic; #90061 (2006)
James H. Leven
Search and Discovery.com
...-stack depth migration or for precise depth conversion, particularly for field definition. Normal moveout (NMO) “velocity” analysis is a relatively...
2006
ABSTRACT Plays and Prospectivity Offshore Lebanon, Syria and Cyprus: New Insights from Depth-Imaged Seismic Data, #90104 (2010)
Roberts Glyn; Harmer Charles; Peace David
Search and Discovery.com
...) Consultant, Surrey, United Kingdom. This paper illustrates the nature of the Levantine Basin and adjacent areas based on an analysis of modern seismic...
2010
Visco-Acoustic Full-Waveform Inversion: A Case Study to Resolve High-Resolution Shallow Channel Absorption, Offshore Indonesia
Jun Wang, Yonghe Guo, Putri Supriandini, Kelik Moersidin, Rahmad Hidayat
Indonesian Petroleum Association
...-resolution velocity and Q models of the shallow channel system, providing superior imaging when using Qcompensated pre-stack depth migration (Q-PSDM...
2022
3D seismic modelling fast adaptability in the face of operational constraints A case study
Clemence Cuvilliez, Aline Robin, Veronique Duprat, Camille Le Magoarou, Bruno Pagliccia, Severin Rubio, Enrico Zamboni
International Meeting for Applied Geoscience and Energy (IMAGE)
... the implementation of a Kirchhoff de-migration/re-migration workflow for seismic modelling, focusing on a deep-offshore OBN acquisition case study. This study aimed...
2024
3-D Tomographic Amplitude Inversion for Compensating Transmission Losses in the Overburden
Barry Hung, Kefeng Xin, Sergey Birdus, James Sun
Indonesian Petroleum Association
... that are not restricted to originate from near surface. The analysis is performed on the migrated data and based on the tomographic velocity updating algorithm described...
2009