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The AAPG/Datapages Combined Publications Database
Showing 791 Results. Searched 198,559 documents.
Bridging the gap: Deep learning on seismic field data with synthetic training for building Gulf of Mexico velocity models
Stuart Farris, Robert Clapp
International Meeting for Applied Geoscience and Energy (IMAGE)
... body. The CNNs were trained on three datasets: field data, data generated with the acoustic constant-density isotropic wave equation, and data...
2023
Image processing of jointly acquired 3D DAS-VSP data with an OBN survey in the Middle East
G. Yu, H. Liu, Y. Zhang, H. Chen, X. Li, L. Duan, G. Cambois, J. Cowell, J. Mason, Y. Chen, J. Wu
International Meeting for Applied Geoscience and Energy (IMAGE)
... procedure, joint domain full waveform inversion (JDFWI) for velocity model update, and one way wave equation multiple migration (OWEMM) method were...
2024
Localized wavefield inversion (LWI): An adaptation of multi-block ADMM for localized FWI
Hossein S. Aghamiry, Ali Gholami, Stephane Operto, Alison Malcolm
International Meeting for Applied Geoscience and Energy (IMAGE)
... where the redatumed data on the part of the medium or localized solvers for the wave equation are used. On the other hand, the classical formulation...
2022
Accelerating innovation with software abstractions for scalable computational geophysics
Mathias Louboutin, Philipp Witte, Ali Siahkoohi, Gabrio Rizzuti, Ziyi Yin, Rafael Orozco, Felix J. Herrmann
International Meeting for Applied Geoscience and Energy (IMAGE)
..., inverse problems based on the wave-equation (e.g., medical ultrasound). We developed a software environment aimed at scalable research and development...
2022
Finding the reservoir in an intensely scattered wavefield: A case study from the Central Sichuan Basin, China
John Coffin, Mengmeng Zhang, Panos Doulgeris, Peter Haffinger, Angie Kelsay, Jinsong Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... was to embrace this multiple scattered and mode-converted energy by using a wave equation based inversion scheme (WEB-AVO). This allowed us to reliably...
2022
Finite Difference Modelling: Part III: Time-Step n-Tupling
Lasse Amundsen, Ørjan Pedersen, Martin Landrø
GEO ExPro Magazine
... by the sum of second partial derivatives of the wavefield with respect to each of the space variables. The FD solution of the wave equation (1), Peter Lax...
2018
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)
... been widely used in practical production. However, due to the use of the twoway wave equation and the time-coherent imaging criterion, RTM image...
2022
3D anisotropic seismic simulation for fracture prediction in Sichuans Wufeng shale gas reservoirs
Xiang Li, Ziduo Hu, Chunhui Xie, Yancan Tian, Wei Liu, Xinyu Fang, Gang Yao
International Meeting for Applied Geoscience and Energy (IMAGE)
... to simplify the quasi-P (qP) wave equation from the elastic wave equation in Horizontal Transverse Isotropy (HTI) media, thereby enabling more accurate...
2024
Finite-frequency transmission traveltime tomography in VTI media
Fei Luo, Lanlan Yan, Jiexiong Cai
International Meeting for Applied Geoscience and Energy (IMAGE)
... wave equation often assumes that the shear wave velocity is 0. When this happens, the wave field propagation will be unstable. Based on this, this paper...
2024
Derivation of Seismic Depth Sections
H. Buchholtz, W. Houba
Geological Society of Malaysia (GSM)
... for the wave equation migration of seismic data leading to more reliable depth sections. The effectiveness of the method is illustrated by a sequence...
1987
Finite Difference Modelling: Part IV
Lasse Amundsen, Ørjan Pedersen, Martin Landrø
GEO ExPro Magazine
... the discussion that was started in GEO ExPro Vol. 15, No. 2. The finite difference method applied to the acoustic wave equation gives beautiful wave...
2019
Tomographic waveform inversion (TWI) applied to real seismic data
Jlio Oliva Frigrio, Biondo Biondi
International Meeting for Applied Geoscience and Energy (IMAGE)
.../10.1190/segam2018-2998613.1. Biondi, B., and A. Almomin, 2012, Tomographic full waveform inversion (TFWI) by combining full waveform inversion with wave-equation...
2022
Viscoelastic anisotropic seismic wave modeling using recursive convolution method and curvilinear collocated finite difference method for different boundaries
Chao Jin, Bing Zhou
International Meeting for Applied Geoscience and Energy (IMAGE)
..., UAE Summary We proposed a generalized viscoelastic anisotropic wave equation based on the General Maxwell Body, which can accommodate various medium...
2023
Abstract: Deghost + Denoise + Demultiple + Velocity & Q Inversion + Depropagate = Seismic Imaging (Geophysics Paper 17)
Mehmet Ferruh Akalin
Geological Society of Malaysia (GSM)
...: Geophysics, 32, 859-881. TANER, M.T. AND KOEHLER, F., 1977, Wave-equation migration: Technical brochure, Seiscom-Delta, Inc. ULRYCH, T. J. AND SACCHI...
2011
Abstract: Time-Lapse FullWaveform Inversion Application To Seismic Monitoring Of CO2 Sequestration; #90224 (2015)
Wubshet Alemie
Search and Discovery.com
... frequency domain acoustic wave equation with PML boundary conditions and discretized with second order in space finite difference. The resulting linear...
2015
Adventures in Pre-Stack Depth Migration; #110121 (2010)
James Allen
Search and Discovery.com
... the best pre-stack time imaging available is suggested. 3. The choice of PSDM method, Kirchhoff or Wave-Equation, can be a factor. 1provide guidelines...
2010
Depth Imaging Seismic Data to Help Delineate Gas Reservoirs in Southwest Wyoming
Alvin K. Benson
Wyoming Geological Association
... that the propagation of energy through the earth is governed by the acoustic wave equation. The spatial and time dependence of the amplitudes P of a wave...
1989
Abstract: Method for Analysis and Display of Elastic Synthetic Shot Gathers, by K. H. Wrolstad, F. Aminzadeh, and C. K. von Kahrs; #90992 (1993).
Search and Discovery.com
1993
ABSTRACT: Imaging and Interpretation in Fold and Thrust Belts, by E. D. Bowering, A. J. Fox, R. Gonzalez, A. K. Mathur, M. P. Thornton, R. W. Wiener; #91020 (1995).
Search and Discovery.com
1995
Abstract: Permo-Triassic Evaporates of Southeastern Europe - The Search for Their Basin Setting, by Darko D. Tufekcic; #90072 (2007)
Search and Discovery.com
2007
Abstract: Next-Generation Seismic Imaging: High-Fidelity Algorithms and High-End Computing, by Dimitri Bevc, Francisco Ortigosa, Antoine Guitton, and Bruno Kaelin; #90077 (2008)
Search and Discovery.com
2008
ABSTRACT: Full Waveform Inversion — Its Promise and Challenge, by Fei, Tong; Luo, Yi; Qin, Fuhao; Zhang, Sanzong; #90141 (2012)
Search and Discovery.com
2012
ABSTRACT: Full Data Reconstruction of 3-D Wide Azimuth Data Using Sparse Radon Transforms, by Tsingas, Constantine; Verschuur, Eric; #90141 (2012)
Search and Discovery.com
2012