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The AAPG/Datapages Combined Publications Database
Showing 560 Results. Searched 195,387 documents.
Abstract: Separated Wave-Field Imaging: Utilizing the Multiple Wavefield to Improve Sub-Surface Illumination for OBS Surveys; #90319 (2018)
Jyoti Kumar, Tony Martin, Julien Oukili
Search and Discovery.com
... Norway, Oslo, Norway. ABSTRACT Wave-equation migration consists of numerically extrapolating source and receiver wavefields into the subsurface, where...
2018
Application of Anisotropic 3D Reverse Time Migration to Complex North Sea Imaging; #41573 (2015)
M. A. Hall, I. F. Jones, M. C. Goodwin, I. D. Berranger, H. Zhou, P. A. Farmer
Search and Discovery.com
... solutions of the wave equation, such as Reverse Time Migration (RTM) have become commercially available: - these are suited for highly complex...
2015
Seismic Processing in the Papua New Guinea Fold Belt - Recent Experience
N. J. Fisher, F. R. Nicholson
Papua New Guinea (PNG) Petroleum Convention Proceedings
... wave-equation datuming (to endeavour to remove the effect of the irregular near surface in a manner more accurate than simple static corrections...
2000
Seismic simulations of experimental strata
Lincoln Pratson, Wences Gouveia
AAPG Bulletin
...-wave equation algorithm, which we use to produce a synthetic version of prestack, unmigrated, multichannel seismic data. Data generated by the latter...
2002
Abstract: DMO and Migration: Imaging Tools in Geophysics
Craig J. Beasley
Geological Society of Malaysia (GSM)
... are numerical processes based on the wave equation that attempt to focus the seismic images in much the same way as a camera lens focuses light...
1991
Study of Subtle Traps Using Horizontal Seismic Sections: ABSTRACT
Alistair R. Brown, C. G. Dahm, Robert J. Graebner
AAPG Bulletin
... of these features has been further studied using seismic logs, derived by wave equation inversion. Reservoirs thicker than 30 ft (9 m) have proved...
1981
Abstract: An RBF-FD Scheme on Hexagonal Grids to Solve the Helmholtz Equation with High Wavenumber; #90255 (2017)
Mauricio Londono
Search and Discovery.com
... in frequency-domain it is priority to have an accurate solver for wave equation, a.k.a Helmholtz equation, in many values of the frequency. Due to numerical...
2017
Abstract: Local Radial Basis Functions for Helmholtz Equation in Seismic Inversion; #90255 (2017)
Hebert Montegranario, Mauricio Londoño
Search and Discovery.com
... Solutions of Helmholtz equation are essential in Seismic imaging methods like full wave inversion, which needs to solve many times the wave equation...
2017
Simulation of seismic waves in the fluid-solid coupled thermoelastic medium
Sen Yang, Guochen Wu, Junzhen Shan, Hongying Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
... coupled media. The global simulation method does not consider the coupling interface information and adopts the same wave equation in different media...
2023
A Practical Review of Migration Issues and Solutions; #40723 (2011)
Ian F. Jones
Search and Discovery.com
..., both of which are numerical solutions to the wave equation. These two categories are the integral methods (including Kirchhoff and beam techniques...
2011
Simultaneous inversion of velocity and angle-dependent reflectivity
Nizar Chemingui, Yang Yang, Jaime Ramos-Martinez, Guanghui Huang, Dan Whitmore, Sean Crawley, Elena Klochikhina, Sriram Arasanipalai
International Meeting for Applied Geoscience and Energy (IMAGE)
... from the solution of the vector-reflectivity-based wave equation, which is a crucial step in the process. The incorporation of pre-stack angle gathers...
2023
Abstract: A New Approach to Seismic Interpretation in Challenging Imaging Environments, by C. Edward Helsing and David C. Berman; #90067 (2007)
Search and Discovery.com
2007
Abstract: Nonlinear Inverse Problems: Depth Imaging Challenges, by Sunjay S. Sunjay; #90081 (2008)
Search and Discovery.com
2008
Abstract: Intrinsic and Apparent Seismic Attenuation in VSP Data; #90211 (2015)
Arnim Haase and Robert Stewart
Search and Discovery.com
..., the stratigraphic Q caused by reverberations between layer interfaces, and a gain component. When comparing results from a 1D wave equation model...
2015
Abstract: Application of Viscoacoustic Full Waveform Inversion to Shallow-Water, Shallow-Gas Data; #90246 (2016)
Xin Cheng, Ronan Petton, Ian Anstey, Wai-Leong Lai, Denes Vigh, Gavin Menzel-Jones
Search and Discovery.com
... to fully resolve the compartmentalized nature of the gas bodies, a wave equation-based method to derive the Earth model is required. Many current...
2016
Abstract: Near-Surface Velocity Estimation Using Source-Domain Full Traveltime Inversion and Waveform Inversion; #90319 (2018)
Lu Liu, Bowen Guo, Yi Luo
Search and Discovery.com
... limitaions of ray theory and avoid manual picking, we propose to use wave-equation-based source-domain full traveltime inversion (FTI). This method...
2018
Abstract: Reflection Full Traveltime Inversion in the Image Domain; #90319 (2018)
Yue Ma, Tong W. Fei, Yan Wu, Yi Luo
Search and Discovery.com
... Full traveltime inversion (FTI) is a newly developed wave-equation-based traveltime inversion methodology to automatically invert a kinematically...
2018
Best Practices for Sub
Search and Discovery.com
N/A
Recent Developments in Marine Acquisition and Data Processing Technology to Improve Imaging through Complex Overburdens
Timothy Bunting, Jerry Kapoor, Nick Moldoveanu, Jeremy Browett
GCAGS Transactions
... overburdens and adoption of the full two way wave equation and use of complex earth models for imaging. The combination of these technologies has...
2011
The Wave Equation Applied to Migration
D. Loewenthal, L. Lu, R. Roberson, J. Sherwood
Southeast Asia Petroleum Exploration Society (SEAPEX)
...The Wave Equation Applied to Migration D. Loewenthal, L. Lu, R. Roberson, J. Sherwood 1978 72 80 Claerbout’s method has been implemented...
1978
Depth Imaging Seeing the Invisible
Vetle Vinje
GEO ExPro Magazine
... in the model. A numerical solution of the acoustic wave equation is used in Reverse Time Migration and One-way Wave Equation Migration, while...
2010
EXTENDED ABSTRACT: Applications of Wave Imaging Technologies to Improve Deep Gulf Prospecting
Morgan P. Brown, Joseph H. Higginbotham, Cosmin Macesanu, Oscar E. Ramirez
GCAGS Transactions
... in the Gulf Coast. When the velocity complexity is severe, such as under Gulf of Mexico salt, Wave Equation PSDM (WEM) algorithms generally produce...
2010
Abstract: Forward Modelling Study of 2D Finite Difference Reverse-Time Migration for Downhole Seismic Data; #90224 (2015)
Dong Shi, Ramin Saleh, Bernd Milkereit
Search and Discovery.com
... tests reverse-time migration based on finite difference (FD) solution of 2D wave equation for applying on synthetic borehole seismic data generated...
2015
Un Caso de Obtención de Imágenes Sísmicas en Zonas Complejas de Colombia [PAPER IN SPANISH] A Case of Seismic Imaging in Complex Areas of Colombia
S. E. Guevara, T. Salinas, A. Tada
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
...., 1988: Encyclopedic Dictionary of Exploration Geophysics, SEG Shtivelman, V. y Canning, A., 1988, Datum correction by wave equation extrapolation...
2004
Structure and Hydrocarbons in the Sareba Block, "Bird's Neck", West Papua
Kevin C. Hill, Nick Hoffman, Peter Lunt, Robert Paul
Indonesian Petroleum Association
... Flooding the topography: Wave-equation datuming of land data with rugged acquisition topography. Geophysics 62, no 5, 1558-1569. Bradshaw, J., Sayers, J...
2002