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The AAPG/Datapages Combined Publications Database
Showing 560 Results. Searched 195,387 documents.
Abstract: Strategies to Include Geological Knowledge in Full Waveform Inversion; #90255 (2017)
Siddharth Sharma, Dries Gisolf, Stefan Luthi, Runhai Feng
Search and Discovery.com
... process where linear inversions are alternated with updates of the total wavefield, ultimately leading to a full solution of the elastic wave equation...
2017
Abstract: Advanced Seismic Acquisition Survey Design Based on Illumination Analysis; #90319 (2018)
Pavel Golikov, Emad Hemyari, Abdulaziz Almuhaidib
Search and Discovery.com
... adding target illumination analysis as an integral step in the survey design workflow. This illumination study can be achieved using wave-equation based...
2018
Abstract: Toward GPU Acceleration of the Reverse Time Migration Using Temporal Blocking; #91204 (2023)
Long Qu, Hatem Ltaief, Hussain Salim, Thierry Tonellot, David Keyes
Search and Discovery.com
... the three-dimensional acoustic wave equation to provide high-resolution images. RTM’s computational phases are predominantly composed of stencil...
2023
Abstract: Diffraction Imaging Using Multiplication Imaging Condition; #91204 (2023)
Dongliang Zhang, Constantine Tsingas
Search and Discovery.com
...- and positive-dip structure images. The wavefield calculation can be based on one-way or two-way wave-equation. For the migrated stack image, F-K...
2023
Removal of Surface and Internal Multiples from Land Data: Experience from North Africa Data
Search and Discovery.com
N/A
The Challenges of Hydrocarbon Exploration in a Deepwater Complex Salt Cored Fold and Thrust Belt, Block 31 Angola, by Geoffrey S. Hill; #90037 (2005)
Search and Discovery.com
2005
The Challenges of Hydrocarbon Exploration in Deepwater Complex Salt Cored Fold and Thrust Belt, Block 31, Angola, by Geoffrey S. Hill, Ilidio Domingoes Silva, and Andrew Los; #90037 (2005)
Search and Discovery.com
2005
A Review of Pre
Search and Discovery.com
N/A
Imaging of Fractures and Faults inside Granite Basement Using Controlled Beam Migration (Geophysics Paper 5)
Don Pham, Jason Sun, James Sun, Qingbing Tang, Graeme Bone, Nguyen Truong Giang
Geological Society of Malaysia (GSM)
... migration algorithm, representing a high-frequency approximation to the acoustic wave equation. When multi-arrivals occur, it has to select one...
2008
Abstracts: Nodal Galerkin Methods for Numerical Modelling of Linear Elasticity with Absorbing Boundary Conditions; #90173 (2015)
Matt McDonald, Michael Lamoureux, and Gary Margrave
Search and Discovery.com
... in the spatial domain and converges exponentially. It is appropriate for any formulation of the elastic wave equation in any number of spatial dimensions...
2015
Acoustic modelling with elastic AVA effects
Robin P. Fletcher, James Hobro, James Rickett
International Meeting for Applied Geoscience and Energy (IMAGE)
...-free shear wave propagation. In this paper we propose a new acoustic wave equation, derived using linearized plane-wave reflection coefficient theory...
2023
Optimal transport for elastic source inversion
Tyler Masthay, Björn Engquist
International Meeting for Applied Geoscience and Energy (IMAGE)
... the acoustic wave equation, which is less accurate than the elastic wave equation. In this paper, we extend these results to elastic source inversion in two...
2023
Beam Migration for Imaging of Complex Structures
Karl Schleicher, John Sherwood, Lynn Comeaux, Mazin Farouki
Indonesian Petroleum Association
... iterations of tomographic velocity updating. Results from the Beam migration are proving to be superior to Kirchhoff and wave equation results...
2009
Supercomputers for Beginners: PART III: GPU-Accelerated Computing
Lasse Amundsen, Martin Landrø, Børge Arntsen
GEO ExPro Magazine
..., and secondly an increase in the volume of acquired seismic data to be imaged. Elastic migration, based on the elastic, anisotropic wave equation...
2016
A Comparative Study of Wave Equation Multiple Suppression to Conventional Tau-p Deconvolution and Radon Multiple Attenuation Methods
Kriyanti Setiyono, Ken H. Matson
Indonesian Petroleum Association
...A Comparative Study of Wave Equation Multiple Suppression to Conventional Tau-p Deconvolution and Radon Multiple Attenuation Methods Kriyanti...
2000
Phase-Ray Maslov Summation: A Complete Finite-Frequency Ray Method
Tianfei Zhu
Search and Discovery.com
... Consider the wave equation in the frequency domain: 2 < Z2 V 2 (x ) < 0. (1) ART seeks an approximate solution to the wave equation in the form...
Unknown
Phase-Ray Maslov Summation: A Complete Finite-Frequency Ray Method
Tianfei Zhu
Search and Discovery.com
... Consider the wave equation in the frequency domain: 2 < Z2 V 2 (x ) < 0. (1) ART seeks an approximate solution to the wave equation in the form...
Unknown
Abstract: Parallel Implementation of Pre-stack Least-squares Migration for Distributed Systems; #90171 (2013)
Sam T. Kaplan
Search and Discovery.com
..., Canada [email protected] Summary Least-squares wave-equation pre-stack depth migration is a computationally expensive algorithm, requiring repeated...
2013
Time-domain extended-source full-waveform inversion for acoustic vertically transversely isotropic media: Theory and numerical validation
Gaoshan Guo, Stephane Operto, Hossein S. Aghamiry
International Meeting for Applied Geoscience and Energy (IMAGE)
... Inversion (ES-FWI) is a promising method to mitigate cycle-skipping resulting from crude initial models. Relaxing the wave equation constraint...
2023
Determination of Depth Models Through Self-Consistent Structural Modeling to Help Delineate Hydrocarbon Traps in the Uinta Basin
Alvin K. Benson
Utah Geological Association
... 219 226 Seismic reflection data can be modeled using the wave equation (or ray tracing) to help “unravel” complex geology. This approach is needed...
1992
Abstract: Full Waveform Inversion of Crosswell Seismic Data Using Automatic Differentiation; #90187 (2014)
Danping Cao and Wenyuan Liao
Search and Discovery.com
...-fitting procedure based on the seismic waveform data to estimate the model parameters, which usually appear as coefficients in a wave equation. The most...
2014
Image - Rays and the Treatment of Inhomogeneity in Migration
L. Hatton
Southeast Asia Petroleum Exploration Society (SEAPEX)
... in the treatment of inhomogeneity in wave-equation migration processes. A further object is to present some heuristic rules, using image-ray tracing, to enable...
1980
II. Migration to Remedy Geometric Distortions
Robert E. Sheriff
AAPG Special Volumes
... and Kirchhoff migration wave-equation migration (finite-difference migration and frequency-domain migration of several kinds). This list is rather...
1981
Eikonal equation-based adjoint-state characteristic reflection traveltime tomography: Method and application in real dataset
Jianming Zhang, Liangguo Dong, Jianhua Wang, Yilin Wang, Chao Huang
International Meeting for Applied Geoscience and Energy (IMAGE)
... to the fixed reflector in the conventional ASRT. Compared to the wave-equation-based reflection traveltime inversion methods, the inversion efficiency...
2023
What is Horizontal Resolution?
L. R. Denham, R. E. Sheriff
Indonesian Petroleum Association
...., LU, L., ROBERSON, R., SHERWOOD, J., 1976, The wave equation applied to migration. Geophysical Prospecting v. 24 pp. 380-3399. NEIDELL, N.S....
1981