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The AAPG/Datapages Combined Publications Database
Showing 560 Results. Searched 195,405 documents.
Applying Seismic Web-Avo Inversion For Uncertainty Reduction In Geothermal Exploration: An Example At Luttelgeest-01
Search and Discovery.com
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Fractured Bedrock Hydrogeologic Characterization Using Digital Rock Physics
Search and Discovery.com
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Abstract: 3-D Prestack Waveform Inversion - A Real Data Example; #90255 (2017)
Josiane Pafeng Tchuindjang, Subhashis Mallick, Hema Sharma
Search and Discovery.com
... are important for accurate inversion. Some methods like prestack waveform inversion (PWI) solve the full wave equation and have given high quality results. PWI...
2017
Imaging in Complex Environments Common Reflection Angle Migration
Graham A. Winbow
Indonesian Petroleum Association
... from the form of a typical velocity model. Thus more computationally intensive approaches such as Wave Equation Migration are not necessarily required...
2007
Current Trends in Geophysics
H. E. Stommel, J. M. Graul
Indonesian Petroleum Association
.... Processing has kept pace, aided by a trend toward industry-academic research and development projects. Developments include ever-expanding wave equation...
1978
Amplitude and Bandwidth Recovery Beneath Gas Zones Using Kirchhoff Prestack Depth Q-Migration
Jonathan Liu, Peter Traynin, J. M. Reilly
Indonesian Petroleum Association
..., frequency loss, and phase distortion below low Q anomalies. Several post-stack viscoaoustic wave-equation based methods have been proposed...
2007
The emergence and impact of scientific machine learning in geophysical exploration
Umair bin Waheed
International Meeting for Applied Geoscience and Energy (IMAGE)
... as a forward solver for the eikonal equation and the wave equation. For example, Waheed et al. (2020) and Smith et al. (2020) showed how PINNs could be used...
2023
Seismic Foldout: Revealing a Promising New Play Concept in the Salar Basin, Offshore Canada
Yermek Balabekov, Susana Tierrablanca, Sriram Arasanipalai, Nizar Chemingui, PGS
GEO ExPro Magazine
... RELIABLE EARTH PROPERTIES Using a wave equation parameterised in terms of velocity and reflectivity removes the need for a density assumption...
2023
De-risking Gas Saturation
Said Amiri Besheli, Panos Doulgeris
GEO ExPro Magazine
... in the Julimar field contracted Delft Inversion to deploy its innovative methodology called WEB-AVO – Wave Equation Based AVO Inversion. WEB-AVO METHOD WEB...
2023
ABSTRACT: TECHNIQUE OF FORECASTING COAL GAS ENRICHING SECTION
Shuangan Yang, Shunian Ning, Huixing Zhang
The Society for Organic Petrology (TSOP)
... wave equation in two-phase media based on Biot theory was studied in the article. The solve of equation shows that there are two kinds of primary...
2006
The Use of Modern 3D Seismic Data Processing Techniques, 5D Interpolation, and Anisotropic PSTM to Improve Existing 3D Data in South Louisiana Data—Pulling the Scales from our Eyes; New Truth from Existing Datasets
John Asma, John Stevens, Sukhdev Hyare, Dave Spaulding
GCAGS Transactions
... of the earth in time or depth. The process reverses the wave propagation defined by the wave equation. Whether Kirchhoff or wave equation techniques are used...
2013
Forward Modeling of Seismic Data: Part 7. Geophysical Methods
George Mellman, Paul A. Kunzinger
AAPG Special Volumes
..., again with approximations, but with significant time savings. There are two classes of seismic modeling: ray tracing and wave equation methods...
1992
1.2 Seismic Stratigraphy: 1.2.2 Unconformities: High Relief Topography on the Jurassic Unconformity (Alabama)
J. R. English and J. S. Oslund
AAPG Special Volumes
... and amplitude changes in the unconformity event. Conversely, frequency balancing and wave equation migration are necessary to ensure the best possible...
1983
Abstract: Time Domain Least-squares Prestack Migration; #90172 (2014)
Ricardo C. Rebollo, Mauricio D. Sacchi
Search and Discovery.com
... migration with dip, SEG, Expanded Abstracts, 28, 2864. Kuehl H. and Sacchi M.D., 2003, Least-squares wave-equation migration for AVP/AVA inversion...
2014
Abstract: Testing the Viability of the Sharpe Hollow Cavity Model in Modelling Explosive Pressure Sources; #90187 (2014)
Christopher C. Petten and Gary F. Margrave
Search and Discovery.com
... a theoretical perspective since wave motion in this region cannot be predicted by the linear wave equation. The SHCM introduced by Joseph Sharpe in the late...
2014
Prestack Depth Migration for "Easy" Unconventional Plays?, #41056 (2012)
Morgan Brown
Search and Discovery.com
... only for imaging ‘complex’ geology. Offshore subsalt imaging drives application of the most advanced wave equation PSDM technologies, like ReverseTime...
2012
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)
..., seismic imaging methods have evolved from ray-based Kirchhoff migration (Wiggins, 1984; Keho and Beydoun, 1988), through one-way wave equation migration...
2023
2D seismic surveys as an alternative for CO2 monitoring in the North Dakota CarbonSAFE project
César Barajas-Olalde, Donald C. Adams, Hansel Gonzalez, Mengmeng Zhang, Pablo Benitez, Ryan J. Klapperich, Wesley D. Peck, Panos Doulgeris
International Meeting for Applied Geoscience and Energy (IMAGE)
... for CO2 monitoring. 2D and 3D surveys were compared using wave equation-based amplitude-versus-offset (WEB-AVO) inversion. The encouraging WEB-AVO results...
2023
Abstract: Reverse Time Migration of Prestack Elastic Data; #90224 (2015)
R. Ferner and M. D. Sacchi
Search and Discovery.com
... of finite-difference solutions to the elastic wave-equation are well documented in geophysical literature. These finite-difference solutions model elastic...
2015
-- no title --
Ehsan, Athar
Search and Discovery.com
..., 2017). The following are the cons of using the regular scheme: regular coarse grids results into inaccurate solution of the wave equation; also...
Unknown
Abstract: 3D Time Domain Full Waveform Inversion Based on Multiscale Adapted Variable Grid Method Case Study Majunga Basin East African Coast; #91204 (2023)
Mukiibi Ssewannyaga Ivan, Jian-Ping Huang, Zi-Ying Wang, Jidong Yang, Jin Keji
Search and Discovery.com
... grids results into inaccurate solution of the wave equation; also it results into redundancy mainly in the deep high velocity zones resulting...
2023
High-resolution angle gather tomography with Fourier neural operators
Sean Crawley, Guanghui Huang, Ramzi Djebbi, Jaime Ramos, Nizar Chemingui
International Meeting for Applied Geoscience and Energy (IMAGE)
... the acoustic VTI wave-equation: 82nd Annual International Conference and Exhibition, EAGE, Extended Abstracts, doi: https://doi.org/10.3997/2214-4609.202113304...
2023
Marine Seismic Sources: Part XII: Sound in the Sea
Martin Landrø, Lasse Amundsen
GEO ExPro Magazine
... to formulate the wave equation, a mathematical means of describing sound waves that is the basis for all work on acoustics. His work set the stage...
2012
The Next Generation of Microseismic Imaging
Marc-André Lambert, Paul West
GEO ExPro Magazine
... ExPro APRIL 2012 33 Elastic wave-equation migration of multi-component data is the more natural and most physically complete approach. How does...
2012
Designing Coal-Bed Methane Seismic Acquisition Survey Parameters Using Finite Difference Modeling
Abdul Haris, Befriko Murdianto, Adriansyah
Indonesian Petroleum Association
... to the scalar wave equation. Additionally, absorbing boundary can also be implemented to reduce the edge effect artifacts. For 2-D scalar wave equation, we can...
2009