Gas hydrates characterization in the southern Hikurangi margin using full waveform inversion

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ABSTRACT: Seismic Noise Tomography in the Chile Ridge Subduction Region; #90113 (2010)

Alejandro Gallego, Raymond M. Russo, Diana Comte, Victor I. Mocanu, Ruth E. Murdie, and John C. Vandecar

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...ABSTRACT: Seismic Noise Tomography in the Chile Ridge Subduction Region; #90113 (2010) Alejandro Gallego, Raymond M. Russo, Diana Comte, Victor I...

Abstract: Revealing the True Subsurface Image of Nile Delta, Offshore Egypt; #90255 (2017)

Mahmoud Shabana

Search and Discovery.com

... sequence including seismic preconditioning, Full Wave Inversion followed by reflection tomography to update the velocity model then depth migration using...

Imaging challenges at Gulf of Papua (PNG) and their solutions through high-end imaging technology

Zongying Gong, Subhash Chandra, Xiaodong Wu, Yajing Li, Min Zhi, Michael Szczepaniak, Barry Hung

Petroleum Exploration Society of Australia (PESA)

...., and Alperin, P.J., 2018, Non-linear scanning tomography for velocity model building in seismic-obscured areas: SEG Technical Program Expanded Abstracts...

Velocity model building from 3D surface seismic data at the Utah FORGE EGS site

Yun-Ha Jung, Nori Nakata, Sea-Eun Park, Ju-Won Oh

International Meeting for Applied Geoscience and Energy (IMAGE)

... velocity model building from 3D land surface seismic data acquired at Utah FORGE EGS site. We first apply 3D travel-time tomography to build smoothed...

Abstract: Full-Waveform Inversion of Field Data in the Foothills: Results and Challenges with Long-Offset Seismic; #90172 (2014)

Andrew J. Brenders, R. Gerhard Pratt, Sylvestre Charles

Search and Discovery.com

... lowfrequency data with a usable signal-to-noise ratio. Data preconditioning is essential to successful Waveform Tomography with seismic data from...

Extended Abstract: Advances and Challenges in Seismic Data Processing and Imaging for Geologically Complex Areas

Ruben D. Martinez

GCAGS Transactions

...) azimuth field designs. Seismic imaging in depth has also evolved. Velocity model building using true azimuth 3D tomography is used to provide not only...

Geobody-oriented interpretable velocity fusion modeling in depth domain with seismic facies informed segmentation method

Meng Li, Qingcai Zeng, Hao Shou, Nan Qin, Chunming Wang, Tongsheng Zeng

International Meeting for Applied Geoscience and Energy (IMAGE)

... are independent of each other, therefore, by performing individual velocity interpretation on each geobody and then integrating them with seismic tomography...

The Use Of Full Waveform Inversion And Other Advanced Seismic Processing Techniques To Improve An Already Good Dataset – Nong Yao Field, Gulf Of Thailand

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Hierarchical elastic velocities reconstruction with Eikonal-equation-based characteristic reflection traveltime tomography

Jianhua Wang, Jianming Zhang, Liangguo Dong, Yandong Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... seismic data, hindering its applications in practical seismic exploration. The Eikonal equation-based reflection traveltime tomography method (Huang...

A case study of TORT migration imaging of strike-slip faults in Mahu area, Junggar Basin

Hanqing Huang, Daoshan Li, Wei Chai, Hongdan Gu, Yongchang Lv, Yong Wang, Lijuan Huang, WenShan Luo

International Meeting for Applied Geoscience and Energy (IMAGE)

... ratio was up to 0.63. The rich azimuth seismic acquisition is very suitable for multi-azimuth grid tomography velocity model building and TORT parameters...

Crosswell Seismic in Carbonate Reservoirs – Examples of High-Resolution Reservoir Delineation, by Paul M. (Mitch) Harris #40307 (2008)

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Abstract: Near Surface Imaging by Joint Traveltime and Q-Factor Inversion; #90319 (2018)

Aldo Vesnaver, Pier Paolo Bruno, Rongzhi Lin, Jinyeob Na

Search and Discovery.com

..., 199, 1544-1533, doi: 10.1093/gji/ggu352. Quan, Y. and Harris, J. M. [1997] Seismic attenuation tomography using the frequency shift method. Geophysics...

High-resolution passive surface wave tomography using natural and anthropogenic noise sources in a mineral exploration context

Daniela Teodor, Charles Beard, Laura Pinzon-Rincon, Aurlien Mordret, Franois Lavou, Sophie Beaupretre, Dan Hollis, John McBride, Pierre Bou, Florent Brenguier

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Kang, T., and J. S. Shin, 2006, Surface-wave tomography from ambient seismic noise of accelerograph networks in southern Korea: Geophysical Research...

Anisotropic Pre-Stack Depth Migration in the Cusiana and Cupiagua Sur Fields

J. Checa, M. Mesa, N. Burke, J. Calderon, H. Alfonso, U. Egozi, B. Ver West, M. Yates

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

.... This was followed by in-sequence thrusting that produced the main structures and finally a phase of out-of-sequence thrusting. Seismic imaging of the BP operated...

How Reliable Is The Negative Anisotropy In Carbonate Rocks? - Offshore East Java Basin Case Study

Jun Wang, Yonghe Guo, Pongga Wardaya, M Afiq B Mokhtar, Riaz Alai, Rizki Krishna Pratama, Haryono Haryanto

Indonesian Petroleum Association

... waves was used to build a high-resolution velocity model. After FWI and tomography, the gathers were already flat but the seismic velocity at carbonate...

High frequency refraction/reflection full-waveform inversion case study from North West Shelf offshore Australia

David Dickinson, Fabio Mancini, Xiang Li, Kai Zhao

Petroleum Exploration Society of Australia (PESA)

... North-West Shelf (NWS) Australia utilizing full wave-field. Starting from a high-quality reflection tomography VTI model, a top-down approach has been...

Velocity model building for pressure and converted wave imaging using surface-DAS data: A North Sea case study

M. ElAttar, H. Malak, A. Cooke, O. Lewis, C. Thorgersen

International Meeting for Applied Geoscience and Energy (IMAGE)

... waves and PP-PS tomography to achieve updated compressional and shear velocity fields. Introduction Using horizontally deployed fiber optic cable...

Imaging Solutions for Geophysical Challenges in South East Asia (Paper A13)

N. El Kady, Z. Mohd Dom, Y. Prasetyo, M. Bayly, G. Nyein, P. Vasilyev, N. Mat Don Ya

Geological Society of Malaysia (GSM)

..., if not resolved, can result in poor seismic images and non-hyperbolic moveout. For this project a Fault Constrained Tomography (FCT) approach has...

ABSTRACT: Carbonate Reservoir Delineation from Seismic Data … Examples of Crosswell Seismic; #90061 (2006)

Paul Harris

Search and Discovery.com

... Delineation from Seismic Data – Examples of Crosswell Seismic Harris, Paul, Chevron Energy Technology Company, San Ramon, CA Crosswell seismic tomography...

Fast and efficient structure-oriented preconditioning with on-the-fly dip estimation

Rodrigo Felicio Fuck, Lorenzo Casasanta

International Meeting for Applied Geoscience and Energy (IMAGE)

... applications of the guided filter to seismic reflection tomography. are computed inside a rectangular running window (or stencil) wk — centered...

Abstract: Improving the Statics Solution through De-migration: A Canadian Foothills A-PSDM Case History; #90172 (2014)

Jiwu Lin, Sylvestre Charles, Josef Heim

Search and Discovery.com

... process. The error was only discovered in the middle of the depth imaging phase as the tomography velocity model building iterations were no longer...

Characterization of Subsurface Hydraulic Parameters Using Geophysical Signatures - Abstract

Peter Calvin

Alaska Geological Society

... of a limited physical data set in conjunction with geophysical signatures resulting from electro-magnetic tomography (EMT) and seismic surveys. The root...

Tomographic Velocity Images by Artificial Neural Networks

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Improvement of Seismic Tomographic Imaging by Downward Continuation and Modified SIRT

Teuku A. Sanny, D. Santoso, D. Dahrin, Fatkhan, Alfian B.

Indonesian Petroleum Association

... Near Surface Low Velocity Layer by Seismic Tomography, Proceeding of The 3rd SEGJ/SEG International Symposium on Geotomography, Tokyo, November, 8-10...