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The AAPG/Datapages Combined Publications Database
Showing 947 Results. Searched 195,405 documents.
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: 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: Integrated Analysis and Inversion of 3D Refraction Travel Times; #90171 (2013)
Igor B. Morozov and Atul Jhajhria
Search and Discovery.com
... testing. Once the travel-time decomposition (1) is achieved, an inversion for an equivalent subsurface model is performed in the second stage. To allow...
2013
Bering Sea Velocity-amplitude Anomalies: Exploring the Distribution of Natural Gas and Gas-hydrate Indicators
Ginger A. Barth, David W. Scholl, and Jonathan R. Childs
AAPG Special Volumes
... anomalies (VAMPs), comprising coincident seismic traveltime anomalies and gas bright spots, are features widely identified in seismic reflection images from...
2009
Organic-rich Marcellus Shale lithofacies modeling and distribution pattern analysis in the Appalachian Basin
Guochang Wang, Timothy R. Carr
AAPG Bulletin
... productivity, and organic matter preservation and decomposition affected the distribution of Marcellus Shale lithofacies distribution, which may...
2013
Abstract: Relaxing the Near-Surface assumption in Estimating 3C Receiver Orientations: Azimuth-Stack Power Optimization of Reflected PS Data; #90187 (2014)
Nirupama (Pam) Nagarajappa, Peter Cary, and Chuck Ursenbach
Search and Discovery.com
... components to determine the respective orientations using vector decomposition. It can be shown that for simple earth models the P-wave first break waveform...
2014
Abstract: Using-MultiFocusing 3D Diffraction Imaging to Predict Fracture Corridors/swarms in the Bazhenov Formation; #90187 (2014)
Marianne Rauch-Davies, Alex Berkovitch, Danil Pelman, and Kostya Deev
Search and Discovery.com
... such as acoustic impedance, spectral decomposition, curvature attributes and so on. All available data types were integrated and correlated and horizon...
2014
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
Use of the Regulated Directional Reception Method in Exploration for Reefs in Bashkiria
Yu. N. Voskresenskiy, Ya. I. Shul’ts
Petroleum Geology: A Digest of Russian Literature
... of the section by summation without construction of traveltime curves has been put into practice. The possibility and necessity of such constructions where...
1961
Abstract: The Effect of Microseismic Array Configuration on the Determination of Hydraulic Fracture Parameters; #90172 (2014)
Adam Baig, Ted Urbancic, Margaret Seibel
Search and Discovery.com
..., the locations are highly accurate since the location algorithm uses the traveltime information from the P- and S-wave picks as well as hodograms to arrive...
2014
Traveltime Computations for Locating the Source of Micro Seismic Events and for Forming Gridded Traveltime Maps
John C. Bancroft
Search and Discovery.com
...Traveltime Computations for Locating the Source of Micro Seismic Events and for Forming Gridded Traveltime Maps John C. Bancroft Traveltime...
Unknown
Traveltime Computations for Locating the Source of Micro Seismic Events and for Forming Gridded Traveltime Maps
John C. Bancroft
Search and Discovery.com
...Traveltime Computations for Locating the Source of Micro Seismic Events and for Forming Gridded Traveltime Maps John C. Bancroft Traveltime...
Unknown
Improvement of inverse scattering angle-domain common image gathers using optical flow
Ammir A. Karsou, Sérgio L. E. F. da Silva, Felipe V. Capuzzo, Felipe T. Costa, Jorge Lopez, Roger M. Moreira, Marco Cetale
International Meeting for Applied Geoscience and Energy (IMAGE)
... matches the phase and traveltime of the reflected receiver wavefield in non-reflection points, which creates a low wavenumber artifact in the seismic...
2023
Estimation of Seismic Attenuation in the Delaware Basin Using Peak Frequencies
Małgorzata Drwiła, Leo Eisner, Zuzana Jechumtalová, Denis Anikiev, Randy Keller
Unconventional Resources Technology Conference (URTEC)
...) 𝑄 = 𝜋 ∗ 𝑓 𝑝𝑒𝑎𝑘 ∗ 𝑇 , where fpeak is the peak frequency of the direct wave (P- or S-wave) and T is the traveltime of the corresponding type of wave. This method can...
2018
G. Non-Normal Incidence Reflections and the Determination of Lithology - Use of Shear Waves and Amplitude with Offset
Norman S. Neidell
AAPG Special Volumes
...) Robertson (J.D.), "Carbonate Porosity from S/P Traveltime Ratios," Preprint, 53rd Annual Mtg. SEG, Las Vegas, Sept. 11-15, 1983. (6) Corbin (R.J.), Bell...
1987
Abstract: Towards an Optimal Workflow for Azimuthal AVO; #90171 (2013)
David Gray and Shangxu Wang
Search and Discovery.com
...). An important part of this process is to compare how current practice using azimuthallysectored migration (Zheng and Wang, 2005) compares with calculating...
2013
Application of Traveltime Tomography and Kirchhoff Migration Methods to Improve the Seismic Cross-Section Resolution on 2D Land Seismic Data
Harmita Lestari, Nur Ayu Anas, Muh. Resky Ariansyah, Sabrianto Aswad, Heri Winarto
Indonesian Petroleum Association
...Application of Traveltime Tomography and Kirchhoff Migration Methods to Improve the Seismic Cross-Section Resolution on 2D Land Seismic Data Harmita...
2019
Abstract: Full-Waveform Inversion of Field Data in the Foothills: Results and Challenges with Long-Offset Seismic; #90172 (2014)
Andrew J. Brenders, R. Gerhard Pratt, Sylvestre Charles
Search and Discovery.com
...-frequency sensors, could potentially yield accurate, high-resolution velocity models when processed by Waveform Tomography (traveltime tomography followed...
2014
Abstract: Kirchhoff Prestack Time Migration with Angle Domain Common Image Gathers; #90174 (2014)
Jianhua Pan, Robert Tilson, Gerry Schlosser, and Elvis Floreani
Search and Discovery.com
... the traveltime relations with a constant background velocity. With a constant background velocity, source-rays and receiver-rays are straight...
2014
Enhancing Seismic Interpretation Using Crosswell Seismic: Case Study From Indonesia
Tri Handayani, Zeppy Irwanzah, M. Taslim, Sanjeev Dogra, Ajay Nalonnil, Bruce Marion, Pedro Carrillo Reyes
Indonesian Petroleum Association
... be used as a velocity model for reflection imaging. The velocity model is exploited in the general flow, where traveltime inversion is used to produce...
2011
Seismic interpretation workflows for deep-water systems: A practical guide for the subsurface
Mike Mayall and Ben Kneller
AAPG Bulletin
... using frequency decomposition and RGB blending: First Break, v. 30, p. 57–65. McHargue, T., M. J. Pyrcz, J. D. Clark, A. Fildani, B. W. Romans, J...
2021
Estimation of Formation Pressures from Log-Derived Shale Properties(*)
C. E. Hottman , R. K. Johnson
GCAGS Transactions
.... Soc. America Bull., v. 70, p. 115-166. 5. Terzhaghi, Karl, and Peck, R. B., 1948, Soil mechanics in engineering practice: John Wiley and Sons, Inc...
1965
A Comparison between Geostatistical Inversion and Conventional Geostatistical-simulation Practices for Reservoir Delineation
C. Torres-Verdn, A. Grijalba-Cuenca, H. W. J. Debeye
AAPG Special Volumes
... of geostatistical inversion is the need to convert well-log data from depth to seismic traveltime. In addition, geostatistical inversion may be rendered...
2006
Abstract: Application of a Tomographic Velocity Model to the Prestack Depth Migration of a Buried Valley; #90172 (2014)
Oluwafemi Ogunsuyi, Douglas R. Schmitt
Search and Discovery.com
... of a tomographic velocity model, the reprocessing of the reflection seismic and its corresponding depth migration using velocities derived from the traveltime...
2014
Deep Dix: Enhancing interval velocity model estimation through adversarial regularization
Joseph Stitt, Robert Clapp, Biondo Biondi
International Meeting for Applied Geoscience and Energy (IMAGE)
...: Singular Value Decomposition Analysis Additionally, to further understand how the neural network regularizer better conditions the Dix inversion problem...
2023