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The AAPG/Datapages Combined Publications Database
Showing 1,098 Results. Searched 200,756 documents.
From trash to treasure: Three-dimensional basement imaging with “excess” data from oil and gas explorations
Doyeon Kim, and Larry D. Brown
AAPG Bulletin
... to produce common reflection point (CRP) stacks for the intended exploration purpose (typically equivalent to a 5-s two-way traveltime or less). In fact...
2019
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
... in the migration because of accumulative traveltime errors caused by an inaccurate velocity model. To mitigate this issue, we present a coherent-stack...
2024
Abstract: Determining Scale Properties from Seismic Transmission Responses: A Modeling Study; #90171 (2013)
Emmanuel L. Bongajum and Bernd Milkereit
Search and Discovery.com
... in the amplitudes, traveltime and phase distortions observed in the seismic waves. Wu (1989) classified the scattering effects by various scale heterogeneities...
2013
Abstract: 3D, Anisotropic Phase Shift Operators; #90171 (2013)
Robert J. Ferguson and Gary F. Margrave
Search and Discovery.com
... a joint inversion of p-wave and sv-wave traveltime error: Geophysical Prospecting, 52, 547-558. Foster, D. J., and Mosher, C. C., 1992, Suppression...
2013
ABSTRACT 4D Seismic Monitoring of CO2: Practical Considerations, #90103 (2010)
David Lumley
Search and Discovery.com
... information (such as traveltime, velocity and amplitude) from prestack seismic data or images, as required input for any inversion algorithm. References...
2010
Abstract: Determining Scale Properties from Seismic Transmission Responses: A Modeling Study; #90171 (2013)
Emmanuel L. Bongajum and Bernd Milkereit
Search and Discovery.com
... in the amplitudes, traveltime and phase distortions observed in the seismic waves. Wu (1989) classified the scattering effects by various scale heterogeneities...
2013
Abstract: 3D, Anisotropic Phase Shift Operators; #90171 (2013)
Robert J. Ferguson and Gary F. Margrave
Search and Discovery.com
... a joint inversion of p-wave and sv-wave traveltime error: Geophysical Prospecting, 52, 547-558. Foster, D. J., and Mosher, C. C., 1992, Suppression...
2013
Abstract: An Azimuthal-AVO-Compliant 3D Land Seismic Processing Flow; #90171 (2013)
David Gray, Darren Schmidt, Nirupama Nagarajappa, Charles Ursenbach, and Jon Downton
Search and Discovery.com
..., calculating the loss function from the wavefront curvature which are derived from the traveltime expressions. Orthorhombic velocities may be used...
2013
Abstract: Towards an Optimal Workflow for Azimuthal AVO; #90171 (2013)
David Gray and Shangxu Wang
Search and Discovery.com
... of seismic records: Geophysics, 69, 6, 1560-1568. Lynn, H.B., Simon, K.M. and Bates, C.R., 1996, Correlation between P-wave AVOA and S-wave traveltime...
2013
Abstract: Feasibility Testing of Time-lapse Seismic Monitoring with Full Waveform Tomography; #90171 (2013)
Chad Hogan, Ken Hedlin, Gary Margrave, and Michael Lamoureux
Search and Discovery.com
... Waveform tomography represents a natural extension of the concept of standard traveltime tomography. In this approach, the whole waveform...
2013
Abstract: Integrated Analysis and Inversion of 3D Refraction Travel Times; #90171 (2013)
Igor B. Morozov and Atul Jhajhria
Search and Discovery.com
... traveltime equations. Combined at all points xM, these models form a 3D, layered model (Figure 2) which serves as a starting model for further inversion...
2013
Abstract: Beam Migration of Canadian Foothills Datasets; #90171 (2013)
Tianfei Zhu, Terrence Krishnasamy, and Daniel Trad
Search and Discovery.com
... of the beam, which will in turn lead to inaccuracy in traveltime extrapolation along the beam fronts and produce migration swinging artifacts. This can...
2013
Abstract: Local Stretch Zeroing NMO Correction; #90174 (2014)
N. Kazemi and H. R. Siahkoohi
Search and Discovery.com
..., Series approximation in Velocity and traveltime computations: Geophys. Prosp., 21, 783-795. Brouwer, J. H., 2002, Improved nmo correction...
2014
Abstract: Full Waveform Inversion Algorithm using Time Imaging Methods; #90174 (2014)
Hassan Khaniani, John C. Bancroft, Gary F. Margrave, and Eric von Lunen
Search and Discovery.com
... traveltime approximation for PSTM that includes the time from the source to the scatter point plus the time from the scatter point to the receiver...
2014
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
..., the event would be flat cross the azimuth. The reflection event over the azimuth range from 40 to 75 degrees appears to have a larger traveltime than...
2014
Abstracts: Synthetic Microseismic Files; #90173 (2015)
J. Wong, P. M. Manning, L. Han, and J. B. Bancroft
Search and Discovery.com
.... Traveltime calculation and prestack depth migration in tilted transversely isotropic media: Geophysics, 69, 37-44. Manning, P.M., 2008. Techniques to enhance...
2015
Abstracts: Challenges and Solutions in Locating and Interpreting Microseismic Events from Surveys in the Horn River Basin; #90173 (2015)
Ulrich Zimmer
Search and Discovery.com
... these traveltime residuals (Figure 1) provides a quantitative measure of the expected location accuracy for an event with a particular pattern...
2015
Relative Impedance Inversion of Seismic Traces by Means of Complex Trace Attributes (CTA Inversion) 40 Years On!, #42179 (2018).
Kurt Grubbe, Sean McQuaid
Search and Discovery.com
... to identify possible reservoirs. Isolated layers as thin as a few milliseconds two-way traveltime may be resolved, if the noise level of the data is low. Field...
2018
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
Argillaceous Rock Compaction and Primary Migration in the Mangnai Depression, Qaidam Basin, China
Chen Heli
Circum Pacific Council Publications
...) The normal trend lines of traveltime vs. depth curves are the basis to determine the quality and quantity of pore pressure in argillaceous rock...
1989
Upscaling acoustic wave equation using renormalization group theory
Ajay Malkoti, Shravan M. Hanasoge, Rene Edouard Plessix
International Meeting for Applied Geoscience and Energy (IMAGE)
..., 5 Hz, all models produce nearly identical seismograms. However, as the source frequency increases (up to 15 Hz), there is an onset of traveltime...
2022
High Resolution Diffraction Imaging of Small Scale Fractures in Shale and Carbonate Reservoirs
Alexander M. Popovici, Ioan Sturzu, Tijmen J. Moser
Unconventional Resources Technology Conference (URTEC)
...) is the stacking traveltime trajectory given by the traveltime from the source to the image point x and back to the receiver, td(s,x,r) =T(s,x)+T(x,r...
2015
Monitoring Sea-floor Instability Caused by the Presence of Gas Hydrate Using Ocean Acoustical and Geophysical Techniques in the Northern Gulf of Mexico
Erika Geresi, Ross Chapman, Tom McGee, Bob Woolsey
AAPG Special Volumes
... field is handled theoretically. Typically, the traveltime is known analytically by solving the eikonal (ray) equation directly or by ray tracing...
2009
1.5 Crustal Sections: A Wide Angle Seismic Profile
V. J. Hughes, R. S. White, E. J. W. Jones, D. H. Matthews, J. A. Brewer, and D. K. Smythe
AAPG Special Volumes
... with great accuracy. The change in basement traveltime along the profile reflects the variations in the delay time through the sedimentary section; the delay...
1983
Crustal Structure in Gulf of Mexico from OBS Refraction and Multichannel Reflection Data
A. K. Ibrahim, J. Carye, G. Latham, R. T. Buffler
AAPG Bulletin
... sections. The distance for each shot was obtained from the traveltime of the water wave or its multiple. The traveltime of the water wave and ground...
1981