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The AAPG/Datapages Combined Publications Database

Showing 791 Results. Searched 198,559 documents.

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ABSTRACT Numerical Estimation of Effective Properties of Rocks Using 3D Tomographic Images, #90104 (2010)

Saenger Erik; Enzmann F.; Keehm Y.

Search and Discovery.com

... to solve the elastodynamic wave equation. An accurate approximation of a Newtonian fluid  is implemented in this technique by using a generalized...

2010

-- no title --

user

Search and Discovery.com

... recently, full two-way solutions of the wave equation, such as Reverse Time Migration (RTM) have become commercially available:- these are suited...

Unknown

Seismic Migration Interpolation using Time-Shift Imaging Condition

Mark Ng

Search and Discovery.com

... wave-equation downward continuation shot migration without loosing significant accuracy. Introduction The zero time (lag) imaging condition has been...

Unknown

Abstract: Prestack Gaussian-Beam Depth Migration in Anisotropic Media; #90211 (2015)

Tianfei Zhu, Sam Gray, and Daoliu Wang

Search and Discovery.com

... to Kirchhoff and wave-equation (WE) migrations: It overcomes the inability of Kirchhoff migration in imaging multiple arrivals while retaining its...

2015

Abstract: Full-Waveform Inversion by Multi-Scale Temporal Integration; #90255 (2017)

Pan Deng, Wei Huang, Hua-Wei Zhou

Search and Discovery.com

... and satisfies the wave equation through a temporal integrated source wavefield. The new method is validated using the Marmousi synthetic velocity model. Using...

2017

Abstract: A Comparative Study of Different Time Integration Schemes Applied to Finite Difference Elastic Wave Simulations; #90255 (2017)

Otilio Rojas, Josep De La Puente, Jose Cela, Santiago Fernández

Search and Discovery.com

... explicit time-domain finite-difference algorithms for the elastic wave equation. Our tests involve both different propagation distances and Courant numbers...

2017

Abstract: Wavepath Imaging for Passive Data; #91204 (2023)

Yicheng Zhou, Sherif Hanafy

Search and Discovery.com

... method, here the seismic energy is smeared along the whole image volume, which may increase the level of artefacts, and (3) using wave-equation-based...

2023

Sparsity and Continuity Enhancing Seismic Imaging, #41532 (2015).

Peyman P. Moghaddam, Felix Herrmann, and Chris Stolk

Search and Discovery.com

... are promoted as part of this optimization. Our method is tested with a reverse-time 'wave-equation' migration code simulating the acoustic wave...

2015

Multiple Diffractions

Search and Discovery.com

N/A

Frequency-domain GFDM with optimal coefficient for undulating interface

Zongfeng Jia, Guochen Wu, Bo Zhang, Hongying Liu, Sen Yang

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the frequencydomain acoustic wave equation. S    m0u0   mi ui  S    i 1   0 (10) c0u0   ci ui    S   v2  i 1    n0u0   ni ui  i 1   2...

2024

Three-Dimensional Depth Imaging of Seismic Data to Help Delineate Petroleum Reservoirs in the Williston Basin

Alvin K. Benson

Williston Basin Symposium

... subsurface as an acoustic medium, we assume that the propagation of energy through the earth is governed by the acoustic wave equation...

1995

Supporting Oil Drilling Rigs in Indonesian Swamps

Paul M. Reed, Johannes Karundeng

Indonesian Petroleum Association

... on previous experience, is to determine resistance by dynamic formulas. The most reliable one is the wave equation. Fig. 8 shows how this method models...

1982

Reverse-time migration of mobile marine vibrator data

Khalid Almuteri, Paul Sava, Jeffrey Shragge

International Meeting for Applied Geoscience and Energy (IMAGE)

... in the seismic wavefield. We compute the wavefields required by RTM using the acoustic wave equation in a generalized coordinate system that takes...

2022

Decoupled approximation of qP- and qSV-wave in attenuated TI media

Rong Huang, Zhiliang Wang, Guojie Song

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the Earth’s internal structure. In seismic exploration, the anisotropic viscoelastic wave equation is a reliable way to describe the propagation of seismic...

2023

Application of wave-equation reflection traveltime inversion to the Liwan deep-water streamer data in the South China Sea

Yilin Wang, Liangguo Dong, Chao Huang, Jianming Zhang, Yuzhu Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

...Application of wave-equation reflection traveltime inversion to the Liwan deep-water streamer data in the South China Sea Yilin Wang, Liangguo Dong...

2024

A novel viscous pure-acoustic wave equation and its numerical implementation in 3D TTI media

Long Wu, Yixian Xu, Shigang Xu

International Meeting for Applied Geoscience and Energy (IMAGE)

...A novel viscous pure-acoustic wave equation and its numerical implementation in 3D TTI media Long Wu, Yixian Xu, Shigang Xu A novel viscous pure...

2024

Multicomponent Seismic Technology Assessment of Fluid-gas Expulsion Geology and Gas-hydrate Systems: Gulf of Mexico

B. A. Hardage, P. E. Murray, R. Remington, M. De Angelo, D. Sava, H. H. Roberts, W. Shedd, J. Hunt Jr.

AAPG Special Volumes

... strata. Our ongoing work uses a different data-processing strategy based on common-receiver trace gathers that eliminate the need to do wave-equation...

2009

Multicomponent Seismic Studies of the Gas-hydrate System at the Storegga Slide

Stefan Bunz, Jurgen Mienert, Karin Andreassen

AAPG Special Volumes

..., bandpass filtering of 3110 Hz, prestack wave-equation datuming, true amplitude recovery, frequency-renumber (F-K) filtering, predictive deconvolution...

2009

Seismic Migration: Part 7. Geophysical Methods

Ken Larner, David Hale

AAPG Special Volumes

... it is done. All of the many methods of doing migration are founded on solutions to the scalar wave equation, a partial differential equation that models how...

1992

III Columbia Oil & Gas Investment Conference: Conventional & Unconventional Hydrocarbon Resources - Abstracts

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... after 3D prestack wave-equation depth migration. The complex wave propagation of the primaries is unravelled by the prestack migration, making...

2008

3D velocity model building based upon hybrid neural network

Herurisa Rusmanugroho, Junxiao Li, M. Daniel Davis Muhammed, Jian Sun

International Meeting for Applied Geoscience and Energy (IMAGE)

.... The wave equation is written in terms of the second-order finite difference solution, p (r,t + ∆t) = c (r)2 ∆t 2 ∇2 p (r,t) + f (r,t) δ (r − rs ) +2p (r...

2022

Q-compensation imaging of anisotropic viscous quasi-acoustic media along wavefield propagation path

Bohan Zhang, Huazhong Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... absorption attenuation media based on two-way wave equation, however, the mathematical derivation and numerical implementation of two-way wave equation...

2022

New numerical schemes for time-domain seismic wave modeling in viscoelastic media

Bing Zhou, Moosoo Won, Chao Jin

International Meeting for Applied Geoscience and Energy (IMAGE)

...r the 1st-order or 2nd-order wave equation, e.g. basing on equations (5), (6), (8), (9) and (10), one obtains the two versions of wave equatio...

2022

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