Abstract: Near-Surface Velocity Estimation Using Source-Domain Full Traveltime Inversion and Waveform Inversion; #90319 (2018)

Lu Liu, Bowen Guo, Yi Luo

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... limitaions of ray theory and avoid manual picking, we propose to use wave-equation-based source-domain full traveltime inversion (FTI). This method...

Abstract: Reflection Full Traveltime Inversion in the Image Domain; #90319 (2018)

Yue Ma, Tong W. Fei, Yan Wu, Yi Luo

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... Full traveltime inversion (FTI) is a newly developed wave-equation-based traveltime inversion methodology to automatically invert a kinematically...

Best Practices for Sub

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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...

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...

Upscaling acoustic wave equation using renormalization group theory

Ajay Malkoti, Shravan M. Hanasoge, Rene Edouard Plessix

International Meeting for Applied Geoscience and Energy (IMAGE)

...Upscaling acoustic wave equation using renormalization group theory Ajay Malkoti, Shravan M. Hanasoge, Rene Edouard Plessix Upscaling acoustic wave...

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...

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...

Abstract: Forward Modelling Study of 2D Finite Difference Reverse-Time Migration for Downhole Seismic Data; #90224 (2015)

Dong Shi, Ramin Saleh, Bernd Milkereit

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... tests reverse-time migration based on finite difference (FD) solution of 2D wave equation for applying on synthetic borehole seismic data generated...

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...

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...

GEO 2012 The 10th Middle East Geosciences Conference and Exhibition, 4-7 March 2012, Manama, Bahrain; - Abstracts, #90141 (2012).

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Q-LSRTM using viscoacoustic VTI wave equation based on the nearly constant Q model

Zhang Shan-Shan, Gu Bing-Luo, Li Zhen-Chun

International Meeting for Applied Geoscience and Energy (IMAGE)

...Q-LSRTM using viscoacoustic VTI wave equation based on the nearly constant Q model Zhang Shan-Shan, Gu Bing-Luo, Li Zhen-Chun Q-LSRTM using...

Viscoacoustic wave propagation: Spectral-element simulations with a novel GSLS-type wave equation

Yu Chen, Bin He, Hejun Zhu

International Meeting for Applied Geoscience and Energy (IMAGE)

...Viscoacoustic wave propagation: Spectral-element simulations with a novel GSLS-type wave equation Yu Chen, Bin He, Hejun Zhu Viscoacoustic wave...

Prestack joint inversion based on multi-components seismic data using analytical solution of 1D elastic wave equation

Weiheng Geng, Wenkai Lu, Jingye Li, Xiaohong Chen, Yinshuo Li, Lei Han, Cao Song

International Meeting for Applied Geoscience and Energy (IMAGE)

...Prestack joint inversion based on multi-components seismic data using analytical solution of 1D elastic wave equation Weiheng Geng, Wenkai Lu, Jingye...

Mitigation of the 3D Cross-Line Acquisition Footprint Using Separated Wavefield Imaging of Dual-Sensor Streamer Seismic Data … A First Example from Malaysia

Mazin Farouki, Andrew Long, Richard Jones, Yee Ah Chim, Magdalene Tang, Hui LeGleut, Shaoping Lu, Dan Whitmore, Adam Betteridge

Indonesian Petroleum Association

... al., 2007). Whitmore et al. (2010) published an approach whereby one-way wave equation pre-stack depth migration (PSDM) is reconfigured to use up...

Toward elastic free-surface topography with immersed boundaries

Edward Caunt, Rhodri Nelson, Fabio Luporini, Gerard Gorman

International Meeting for Applied Geoscience and Energy (IMAGE)

... wave equation in the presence of tilted transverse isotropy, and outstanding challenges are considered. The staggered discretisation commonly used...

Abstract: The Phase Shift Time Stepping Equation and the Marmousi Data Set; #90171 (2013)

Ben D. Wards, Gary F. Margrave, and Michael P. Lamoureux

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... that does not use finite differences. An analytical solution to the acoustic wave equation (Etgen, 1989; Tal-Ezer, 1986) is computed exactly...

Full-waveform inversion using velocity-encoded physics-informed neural networks

Mohammad Taufik, Xinquan Huang, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

... this this work. INTRODUCTION The solution to the wave equation has been at the heart of various geophysical breakthroughs in applications ranging from seismic...

Extended Abstract: Full Waveform Inversion for Detailed Velocity Analysis

Jerry Kapoor, Denes Vigh

GCAGS Transactions

...) is an advanced velocity model building process that uses the full two-way wave equation. Existing methods use a ray-tracing approach to distribute velocity...

Study on fluid discrimination method based on prestack frequency-dispersion characteristics

Lien Bian, Jun Ming, Yuxiu Wang, Qian Yu

International Meeting for Applied Geoscience and Energy (IMAGE)

...) and fluid identification. Method Forward modeling of viscoelastic wave equation The target of this study is a heavy reservoir, and the viscoelastic...

Efficiently Solving Wave Equation Migration on Multicore Processors

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...Efficiently Solving Wave Equation Migration on Multicore Processors Efficiently Solving Wave Equation Migration on Multicore Processors Michael...

Application of Visco-Acoustic Full Waveform Inversion to Shallow-Water, Shallow-Gas Data, #41802 (2016).

Xin Cheng, Ronan Petton, Ian Anstey, Wai-Leong Lai, Denes Vigh, Gavin Menzel-Jones

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.... In order to fully resolve the compartmentalized nature of the gas bodies, a wave equation-based method to derive the Earth model is required. Many current...

Low-frequency signal-guided seismic amplitude preservation optimization and its application in Paleogene reservoir prestack inversion

Xie Xiang, Zhang Zhongqiao, Qiao Zhu, Wang Jinghan

International Meeting for Applied Geoscience and Energy (IMAGE)

... are density and P wave velocity of strata respectively. Equation (2) demonstrates that the amplitude attenuation coefficient of seismic wave has...

Reservoir Oriented Non-Linear Full Waveform Inversion of Seismic Data

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