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The AAPG/Datapages Combined Publications Database
Showing 45,589 Results. Searched 200,293 documents.
Abstract: Maximize the Potential of Seismic Data in Shale Exploration and Production Examples from the Barnett Shale and the Eagle Ford Shale; #90187 (2014)
Joanne Wang and Duane Dopkin
Search and Discovery.com
... Model for HTI/VTI Layered Media, SEG 2009 Annual Meeting Igor Ravve et al., 2009. Moveout Approximation for HTI/VTI Layered Media, SEG 2009 Annual...
2014
Imaging below Seafloor Canyons and other Rugose Features
Dominic Fell, Kiran Dyal, Tony Hallam, Sebastian Nixon
Australian Petroleum Production & Exploration Association (APPEA) Journal
... starting velocity with a first iteration of canyon-related near surface complex velocity variation modelling. This model was input into the second phase...
2017
Abstracts: The Reflectivity Response of Multiple Fractures and its Implications for Azimuthal AVO Inversion; #90173 (2015)
Olivia Collet, Benjamin Roure, Jon Downton
Search and Discovery.com
... of fractures characterized by their dip, azimuth, intensity and linear slip parameters and calculated the stiffness matrix of the effective media...
2015
How to Improve the Definition of Seismic Reflection Data
D. Michon, R. Garotta
Indonesian Petroleum Association
... to the normal moveout. Fig. 2. Let us consider a one second two-way time reflection. For a few offsets the apparent horizontal velocity, as given by the slope...
1979
S/N RATIO AND BANDWIDTH CONSIDERATIONS WHEN UTILIZING SEISMIC DATA IN EXPLORING FOR SUBTLE TRAPS - EXAMPLES FROM THE KNOX PLAY
Edward R. Tegland, Exploration Development, Inc., S. Pikes Peak Dr., Parker, CO Patrick H. Bygott, Exploration Development, Inc., S. Pikes Peak Dr., Parker, CO
Ohio Geological Society
... Hale,D., 1984, Dip Moveout by Fourier Transform (Stacking NMO): Geophysics, v. 49, p. 741-757. Sheriff, R. E., 1968...
1999
An Interpreter's Guide to Improvements in Depth Imaging Through Model-Based Velocity Estimation and Refinement
Andy Furniss
Indonesian Petroleum Association
... Would be Frequently Overlooked. The second flaw in the interpretation workflow is the inaccuracy caused by traditional depth conversion methods where...
2000
Seismic simulations of experimental strata
Lincoln Pratson, Wences Gouveia
AAPG Bulletin
...) deconvolving the data, (4) correcting the data for dip-dependent normal moveout, (5) conducting velocity analysis, and (6) stacking the data. Figure...
2002
Accelerated deep learning-based estimation of wavefront dips and curvatures and their application to 3D prestack data enhancement
Kirill Gadylshin, Ilya Silvestrov, Andrey Bakulin
International Meeting for Applied Geoscience and Energy (IMAGE)
... with an improved signal-to-noise ratio (Mann et al., 1999). A general representation of the local stacking operators as second-order traveltime...
2022
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)
.... The reprocessing of multiple vintage surveys into one contiguous dataset allows for complete imaging of the Figure 1: Map of input surveys Second...
2022
Abstract: Greedy Least-Squares and its Application in Radon Transforms; #90171 (2013)
Juefu Wang and Mark Ng
Search and Discovery.com
... of the greedy approach using prioritized moveout parameters can significantly reduce computational cost ( Ng and Perz, 2004). In this research we...
2013
Abstract: TTI Anisotropic Depth Migration: Which Tilt Estimate Should We Use?; #90211 (2015)
Francois Audebert and Volker Dirks
Search and Discovery.com
... polar velocity equal to 2000m per second. Throughout the modeling experiments, we vary the dip of the reflecting facet, as well as the tilt of the TTI...
2015
Reconstruction of Flexure Folds by Concentric-Arc Method: GEOLOGICAL NOTES
C. G. Higgins
AAPG Bulletin
... presents two different solutions (1929, p. 22-28), so bristles with difficulties that apparently no later author has attempted to present his second...
1962
Abstract: Estimation of Q-factor and Phase Velocity Using the Recovered Stress-strain Relaxation Spectrum; #90172 (2014)
Dali Zhang, Michael P. Lamoureux, Gary F. Margrave
Search and Discovery.com
... representation of the complex modulus using rational ( [ p, q] -Padé) approximation. The approximation is obtained by solving a constrained least...
2014
Tomographic waveform inversion (TWI) applied to real seismic data
Jlio Oliva Frigrio, Biondo Biondi
International Meeting for Applied Geoscience and Energy (IMAGE)
..., and given by: ∂J [ ∂m i ] ˜ I μ =const = ∂uμ * uμ − u 0) ( ∂m i ) ( (5) (1) Second International Meeting for Applied Geoscience & Energy...
2022
New Solutions to Old Problems: A Seismic Reprocessing Case History, DC and BQ Fields, Malacca Strait PSC
Charles A. Hinson
Indonesian Petroleum Association
... and resulted in the discovery of the Lalang and Mengkapan Fields (Figure 2). The second exploration phase targeted the Sihapas Formation in low-relief...
1993
Impact of an Integrated Seismic Data Processing Approach: A Case Study in Central Sumatra
Mars E. Semaan, Eddy Murhantoro, Maryanto, Achmad Bermawi, Budi Subianto, Hari Santoso
Indonesian Petroleum Association
.... This multivalued effect may be caused by the explicit dip dependence of moveout or by the fact that different events travel along different raypaths...
1992
An Electronic Seismic Dip Plotter
J. A. Westphal
Oklahoma City Geological Society
... the nearest approximation to the actual velocity distribution in the earth and the migrated depth points, when dip is present, would still be as accurate...
1958
Exploration of the North Seribu Area, Northwest Java Sea
Roberto Fainstein
Indonesian Petroleum Association
... with a zero-phase output, and fault imaging, using an experimental dip moveout technique (DMO). The data were also phase corrected relative to the 1985...
1987
Finding the reservoir in an intensely scattered wavefield: A case study from the Central Sichuan Basin, China
John Coffin, Mengmeng Zhang, Panos Doulgeris, Peter Haffinger, Angie Kelsay, Jinsong Li
International Meeting for Applied Geoscience and Energy (IMAGE)
...). Second International Meeting for Applied Geoscience & Energy 10.1190/image2022-3747029.1 Page 2193 © 2022 Society of Exploration Geophysicists...
2022
Wide-angle AVO-inversion using constant P-traces: AVP-inversion
Dennis Cooke
International Meeting for Applied Geoscience and Energy (IMAGE)
... noise, a wide-angle inversion is preferable. Second International Meeting for Applied Geoscience & Energy 10.1190/image2022-3750245.1 Page 189...
2022
Geomechanical Approach to Resolve Severe Velocity Variations and Remove Image Distortions below Rugose Seafloor (Paper A16)
S. Birdus, A. Artyomov, L. Li, S. Xin
Geological Society of Malaysia (GSM)
..., so we do not have enough offsets to estimate moveout immediately below the seafloor and (b) the anomalies can have significant magnitudes (up to more...
2012
Forward Modeling of Seismic Data: Part 7. Geophysical Methods
George Mellman, Paul A. Kunzinger
AAPG Special Volumes
... incidence ray tracing), while the second represents a synthetic migrated section (created using image ray tracing). The objective of modeling...
1992
Cross Sections from Dipmeter Data (1)
ARNAUD ETCHECOPAR and JEAN-LUC BONNETAIN
AAPG Bulletin
.... The similar-fold method is robust and can be used whatever the structure because, in a first approximation, folds, drags, and rollovers can be described...
1992
P- and PS-Wave Vector Wavefields for Anisotropic Petrophysics
James Gaiser
Petroleum Exploration Society of Australia (PESA)
... as from long wavelength moveout behaviour. Key words: Petrophysical properties, vector wavefield, converted waves, anisotropy, joint inversion INTRODUCTION...
2016
A Comparative Study of 3-D Noise Attenuation Techniques
Daniel Wheaton, Yendri, Kusnarya
Indonesian Petroleum Association
... Normal Moveout Correction and Mute Long Gate (2 sec) Trace Equalization Stack Dip moveout (DMO) has not been applied for testing purposes to avoid...
1996