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The AAPG/Datapages Combined Publications Database
Showing 17,696 Results. Searched 200,357 documents.
Deep-Water Seabed Characterization Using Geostatistical Analysis of High Density/High Resolution Velocity Field
Search and Discovery.com
N/A
Anisotropic depth migration in the Colombian Llanos Foothills as a key to understanding the structure in depth
emamedov
Search and Discovery.com
... volume with an optimum image that also yields accurate reflector depths. Velocity updates employed traditional image-gather analysis (Zhu et al...
Unknown
ABSTRACT: Velocity-Depth Model Estimation for a Subsalt Target from the Southern Gas Basin of the North Sea, by Oz Yilmaz, Jeff Rutledge, Ottar Sandvin, and Bob Godfrey; #91019 (1996)
Search and Discovery.com
1996
Midland Basin Spraberry Exploration Using High Resolution Elastic Inversion; #11013 (2017)
Yasser Metwally, Richard Koseluk, John Castagna
Search and Discovery.com
... seismic data to 7-100 Hz through the inversion process. The results were validated using well log data. Rock physics analysis of the well logs suggests...
2017
2-D and 3-D Prestack Depth Migration for Complex Geologic Structures Offshore Indonesia
M. Murphy, R. Ottolini, R. Estill, E. Lumadyo, M. Mathias
Indonesian Petroleum Association
... moveout of the shallow layers' common reflection point (CRP), and then proceeds to the next deeper layer. Model building of the 2-D lines had better...
1996
Abstract: Analysis Of Surface Seismic Multi Wave Modes (Pp, P-Sv And Sv-Sv) And Simultaneous 3d 3c Vsp: A Winning Pair; #90254 (2016)
Michel Denis, Laurence Nicoletis, Philippe Feugere, Eric Suaudeau
Search and Discovery.com
... it converts back into P mode in the WZ. The SV-SV mode is also present on surface seismic and NMO corrected gathers with SV velocity show coherent events...
2016
Synthetic-data-driven deep learning method for elastic parameter inversion
Shuai Sun, Luanxiao Zhao, Huaizhen Chen, Zhiliang He, Jianhua Geng
International Meeting for Applied Geoscience and Energy (IMAGE)
... and randomly combine to form a series of reflection coefficient sequences, and synthesize pre-stack AVO gathers using the Zoeppritz equation. The generative...
2023
Abstract: Optimising Reservoir Characterisation Through Seismic Data Conditioning: A Case Study of Block22/NCMA4, Trinidad; #90238 (2015)
Dale Baptiste, Russ Creath, and Vishal Nagassar
Search and Discovery.com
... response at the key reservoirs using Zoeppritz’s equations. Synthetic CMP gathers were then generated and compared to actual seismic CMPs at the key...
2015
Abstract: Several Case Studies of Onshore 2-D Depth Migrations Completed on a Workstation, by B. L. Weinman; #90960 (1995).
Search and Discovery.com
1995
Abstract: Iterative Dip-Steering Median Filter: A New Approach to Separation of Simultaneous Sources, by S. Huo, W. Zhu, C. Tsingas, Y. Luo, and P. Kelamis, #90188 (2014)
Search and Discovery.com
2014
Seismic Attenuation Analysis for Reservoir Description
Search and Discovery.com
... CMP gather using peak frequency variation with offset analysis (PFVO), which is similar to AVO analysis to reduce the stacking effect on the waveform...
2013
2D Pre-Stack Depth Migration : Application to Inverted Grabens
C. Bunks, P. L. Pichon, L. Ben Brahim, Sekar Sakti
Indonesian Petroleum Association
... and, consequently, classic methods of velocity analysis are inaccurate. To reduce exploration risk in complicated geological zones Total has developed...
1993
Integrated Workflow for Fracture Characterization ; From Well Bore Analysis, Post-Stack Geometrical Attributes and Pre-Stack Azimuthal Inversion; Case Study for Fractured Volcanic Reservoir Analysis in Jatibarang Field, North West Java Basin
Aji Rahmat Ginanjar, Andreas Wasi Kuncoro, Muhammad Taslim, Tri Sunarno Irianto, Arrie Kurniawan, Oddy Pranidhana
Indonesian Petroleum Association
... anisotropic velocity analysis for full azimuth gathers using AVAZ: 79th Annual International Meeting, SEG, Expanded Abstracts, 201–205. Rüger, A., 2002...
2017
Multi-Component Seismic (3C) Data Acquisition A Case Study from Oil India Ltd. Operational Area in Upper Assam Basin, #40728 (2011)
K. L. Mandal, A. K. Khanna, Dr. R. Dasgupta
Search and Discovery.com
... analysis shows that reservoir sands of Barails have anomalous S wave velocity character that may be identified using converted wave methods. Because...
2011
Abstract: Pitfalls in Velocity Analysis Using Common-Offset Time Migration, by Y. C. Kim and J. R. Krebs; #90981 (1994).
Search and Discovery.com
1994
Fractured Reservoir Prediction A Case Study in the Sichuan Basin; #10512 (2013)
Ling Yun, Xiangyu Guo, Qianggong Song, and Weisheng He
Search and Discovery.com
... velocity and flattened CMP gathers are shown in Figure 14a at well position. If using of ZVSP’s velocity for the conventional NMO correction, the same...
2013
3-D seismic Data in Delineating Productive Ismay Algal Mounds in Southern Paradox Basin, Utah, By, R.O. Louden, D.D. Lehman, W.E. Johnson and D.L. Edwards, Search and Discovery Article #40048 (2002)
Search and Discovery.com
2002
Migration Velocity Analysis Using Seismic Multiples, by C. D. Manuel; #90902 (2001)
Search and Discovery.com
2001
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
... are limited, and also the first velocity to correct the deepest reflectors push down effect. The FWI model provides a good starting model for reflection...
2015
Quantifying the Benefit from Pressure Gradient Data in Wavefield Reconstruction for Time-Lapse Seismic, #40843 (2011)
Phil Christie, Kurt Eggenberger, Everhard Muyzert, Massimiliano Vassallo, Ali Özbek
Search and Discovery.com
... into CMP gathers and compared, after 2004 vintage. Data from both surveys were stacked using the velocity model from the 2004 survey and repeatability...
2011
A denoising diffusion probabilistic modeling (DDPM) approach for predicting CO2 plume evolution from seismic shot gathers
Alexander Y. Sun, Zi Xian Leong, Tieyuan Zhu
International Meeting for Applied Geoscience and Energy (IMAGE)
... experiments was used. At inference time, our model predicts CO2 saturation distributions using seismic gathers and prediction times as conditions. Unlike...
2023
Depth Imaging Seeing the Invisible
Vetle Vinje
GEO ExPro Magazine
... estimation. Residual Move Out (RMO) curves picked on image gathers are the primary input to the reflection tomography methods used in velocity model...
2010
A method for assessing earth model uncertainty in the Taranaki Basin, New Zealand
Edward Lewis, Dennis van der Burg, Tony Martin, Lorenzo Russo, Tony Bell
Petroleum Exploration Society of Australia (PESA)
.... The velocity model building was done using a combination of reflection tomography, full waveform inversion and wavelet shift tomography techniques...
2018
Genesis and regularity of bright spots in Guantao Formation and its significance for oil and gas indication
Jinhui Zhang, Zhijun Zhang, Hongtao Shen, Hongbo Ding
International Meeting for Applied Geoscience and Energy (IMAGE)
... that the velocity of sand and mudstone is close, while the density of sandstone is less than mudstone (Figure 1). 2. Analysis of influence of mudstone...
2022
Rock Physics Guided Velocity Modeling and Reverse-Time Migration for Pore Pressure Prediction and Depth Imaging in Complex Areas
Nader C. Duta, Sherman Yang, Yangjun (Kevin) Liu, Lawrence Cho, Jie Cui
Indonesian Petroleum Association
... a velocity model that not only flattens the CIP gathers but also limits the velocity field to its physically and geologically plausible ranges...
2015