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The AAPG/Datapages Combined Publications Database
Showing 1,123 Results. Searched 200,357 documents.
Imaging and fold comparison of mirror reverse time migration vs. interferometric imaging for VSP data
Liwei Cheng, James Simmons, Ali Tura
International Meeting for Applied Geoscience and Energy (IMAGE)
... finite-difference method with a 25 Hz Ricker wavelet and a free-surface boundary condition. The velocity model is shown in Figure 2a, and the density...
2022
Diffraction amplitudes as a quantitative fracture property interpretation tool
Donald C. Adams, César Barajas-Olalde, Nourelhouda Benouadah, Trevor L. Richards, Bethany A. Kurz
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Based on a two-dimensional elastic finite difference (2DFD) approach, subsurface models were built to simulate geologic conditions that generate...
2023
ADMM-based full-waveform inversion of ground-penetrating radar data
A. Jalali, H. S. Aghamiry, A. Gholami
International Meeting for Applied Geoscience and Energy (IMAGE)
... iteration, making this technique computationally expensive. So far, a time-domain FWI based on a finite-difference discretization of Maxwell’s equations...
2022
A Siamese network-based full-wave inversion: Application on real data
Omar M. Saad, Randy Harsuko, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
...–383. Smith, G. D., 1985, Numerical solution of partial differential equations: Finite difference methods: Oxford University Press. Virieux, J., 1986, P...
2024
New stability constraints for pseudo-acoustic finite difference TTI modelling and inversion
Rodrigo Fuck, Lorenzo Casasanta, Marcel Nauta
International Meeting for Applied Geoscience and Energy (IMAGE)
...New stability constraints for pseudo-acoustic finite difference TTI modelling and inversion Rodrigo Fuck, Lorenzo Casasanta, Marcel Nauta New...
2024
Improve Kirchhoff depth imaging using full-wave-equation traveltimes
Yongzhong Wang, Yang He, Alex Yeh, Faqi Liu, Bin Wang, Carlos Caldern
International Meeting for Applied Geoscience and Energy (IMAGE)
... project. Prestack Kirchhoff migration remains a viable algorithm for validating the fidelity of velocity models derived by FWI because of its flexibility...
2023
A novel vector PP imaging condition for elastic reverse-time migration
Bingkai Han, Weijian Mao, Xiao-Bi Xie
International Meeting for Applied Geoscience and Energy (IMAGE)
.../10.1190/segam2013-0177.1. Xie, X. B., Z. Ge, and T. Lay, 2005, Investigating explosion source energy partitioning and Lg-wave excitation using a finite-difference...
2023
A particle-based elastic wave simulation method in 3D arbitrary anisotropic media using GPU
Pinghao Wang, Xiaofeng Jia
International Meeting for Applied Geoscience and Energy (IMAGE)
...), the finite difference methods (FDMs; e.g., Madariaga 1976; Kelly et al. 1976; Virieux 1984,1986; Saenger et al. 2000) are widely used to give...
2023
Least-squares reverse time migration of seismic source coding based on Shearlet transform
Yingkaer Nabi, Xiangbo Gong, Zhuo Xu
International Meeting for Applied Geoscience and Energy (IMAGE)
... balances the number of iterative finite-difference solutions to the fluctuation equations of the LSM. In this paper, the author will use random source coding...
2022
Application of generalized radon transform migration to crosswell seismic geometry
Shujaat Ali, Olga Podgornova, Takashi Mizuno, Joel Le Calvez
International Meeting for Applied Geoscience and Energy (IMAGE)
... observed at high-frequency finite difference simulation. For the sake of simplicity, acoustic isotropic simulation was carried out (300-Hz maximum...
2024
Nightmare Multiples — A Step Towards a Solution
George Yao, Bob Estill, Daniel Heinze, Hans Tieman, Yusri, Jim Waugaman
Indonesian Petroleum Association
... and is computationally efficient. As with finite difference migration, we use the concept that, with an accurate velocity model, source and receiver beams...
2003
Section 3: Displays of Seismic Sections: Convergent Margin Off East Coast of North Island, New Zealand, Parts I and II
F.J. Davey, K. Lewis, J.R. Childs, and M.A. Hampton
AAPG Special Volumes
... pre-stack partial migration, velocity analysis, NMO correction, 24-fold stacking, filtering, finite-difference migration, AGC, filtering, and scaling...
1986
Porosity Reduction in Sandstone by Quartz Overgrowth: DISCUSSION
Jeffrey S. Hanor
AAPG Bulletin
.... 1713-1728. Narasimhan, T. N., and P. A. Witherspoon, 1976, An integrated finite difference method for analyzing fluid flow in porous media: Water...
1988
Abstracts: Fracture Prediction Verified by Well Results and Forward Modeling; #90173 (2015)
Brian H. Link, Inga Y. Khromova, and Alexander S. Kostyukevych
Search and Discovery.com
...., Roganov, Y. and Mershchiy, V. [2001] Finite-difference modeling of duplex waves reflected from sub-vertical boundaries. Geophysical Journal (Ukraine...
2015
Extremely weak supervision inversion of multiphysical properties
Shihang Feng, Peng Jin, Xitong Zhang, Yinpeng Chen, David Alumbaugh, Michael Commer, Youzuo Lin
International Meeting for Applied Geoscience and Energy (IMAGE)
... data are simulated using the finite-difference method (Moczo et al., 2007). Each of them captures vibration signals as time-series data of length 1,001...
2022
3D installation of fiber cables for acquiring 3C DAS array data
Yingping Li, David Li, Lianjie Huang, Yingcai Zheng
International Meeting for Applied Geoscience and Energy (IMAGE)
... using a finite difference method with absorbing boundary conditions (ABC) for two P-wave velocity models (Fig 5a), which are a constant velocity (2000...
2023
Abstract: Finite-difference Elastic Modelling Below a Structured Free Surface; #90171 (2013)
P. M. Manning
Search and Discovery.com
...Abstract: Finite-difference Elastic Modelling Below a Structured Free Surface; #90171 (2013) P. M. Manning Finite-difference Elastic Modelling Below...
2013
A new reverse time migration denoising method based on diffusion filtering with X-shaped denoising operator
Chongpeng Huang, Yingming Qu, Zhenchun Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... discretize the diffusion filtering method by the finite difference method. The discretized diffusion filtering equation is shown as follows � � � � ��+1...
2022
A fast sweeping method based on coordinate transformation for eikonal equation on unstructured triangular meshes
Xin Chen, Danping Cao, Xin Fu
International Meeting for Applied Geoscience and Energy (IMAGE)
... a difference scheme within the reference triangle to approximate the partial derivatives in the eikonal equation. The finite-difference method introduced...
2024
2D isotropic and vertical transversely isotropic RTM using SEG Hess VTI Model
Richa Rastogi, Abhishek Srivastava, Monika Gawade, Nithu Mangalath, Laxmaiah Bathula, Bhushan Mahajan, Suhas Phadke
International Meeting for Applied Geoscience and Energy (IMAGE)
... order Finite Difference (FD) scheme is used to discretize the two-way scalar wave equation in Isotropic (ISO) and Vertical Transversely Isotropic (VTI...
2022
The Framework of Hydrocarbon Generation and Migration, Gulf of Mexico Continental Slope
Jeffrey A. Nunn , Roger Sassen
GCAGS Transactions
..., a finite-difference model is used to simulate the thermal evolution of the Gulf of Mexico and Central Mississippi Salt Basins. The thermal model is designed...
1986
Abstract: Fracturing is Distinctly Revealed by Duplex Wave Migration; #90171 (2013)
Alexander Kostyukevych, I.U. Khromova, N. Marmalevskyi, and Y. Roganov
Search and Discovery.com
..., May 4-8, 2009 References Kostyudevych A. C., Marmalevsky N. A., Gornyak Z. V., Roganov Y. B., Mershchy V. V., Finite Difference Modeling of duplex...
2013
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
Aspects to the Resolving Power of 3D Seismic Surveys
Wolfgang Houba
Geological Society of Malaysia (GSM)
... are different from each other in their implementation: - 3D migration as splitting approach, using finite difference techniques, - 3D migration as two-step...
1985
Staggered source acquisition to improve images fidelity
Chunming Wang, Hongwei Guo, Gengxin Peng, Ying Hu, Junru Jiao, Bin Yang, Kun Xu, Grace Yan, Xianhuai Zhu
International Meeting for Applied Geoscience and Energy (IMAGE)
... finite difference algorithm for seismic grid forward modeling (Liu and Sen, 2010) we propose 2010), staggered sources for a 3D acquisition layout...
2022