Multidomain simultaneous joint inversion for near-surface characterization A case study from onshore US

Nate Johnson, Ali Ahmed Hussein Mohamed, Zhanna Jackson, Seth Riseman, Kevin Douglas

International Meeting for Applied Geoscience and Energy (IMAGE)

... deep penetration, up to thousands of feet, but in practice provide only a long-wavelength solution with limited information about the very shallow...

Potential of FWI imaging for shallow turbidite shadow zone: A case study

Swarup Sarkar, James Sheng, Faqi Liu, Daniel Davies, Roy Ha

International Meeting for Applied Geoscience and Energy (IMAGE)

... 60Hz Kirchhoff PSDM (Figure 3). The corresponding FWI imaging much better delineates the complex geobody itself and the structures in the shadow zone...

Abstract: Challenges for Seismic Imaging Using Explicit Wavefield Extrapolation, by Saleh Alsaleh; #90077 (2008)

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ABSTRACT: Seismic Technology Evolution to Support Prospect Evaluation, Exploration Well, and Geological Appraisal, by Brewton, James; Quist, Yan; #90155 (2012)

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Abstract: Application of 3D Diffracted Wave’s Analysis to Improve Imaging in Poor Signal/Noise Conditions, by F. Alonaizi, R. Pevzner, K. Tertyshnikov, A. Bona, and B. Gurevich, #90188 (2014)

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Full Waveform Inversion: Early Start of Model Building Process to Resolve the Complex near Surface Model in the Exmouth Sub-Basin, North West Shelf Australia

Lianping Zhang, Haryo Trihutomo, Yuelian Gong, BeeJik Lim, Alexander Karvelas

Australian Petroleum Production & Exploration Association (APPEA) Journal

... Final migration CIP Tomography Model preparation for CIP Tomography CIP Tomography update 01 Frequency band 01 update Adjustive FWI CIP Tomography...

Metal Earth: Role of multidisciplinary geophysical methods to improve knowledge of mineral deposition across Precambrian rocks

Esmaeil Eshaghi, Richard Smith, Mostafa Naghizadeh, Graham James Hill, Eric Roots, Amir Maleki Ghahfarokhi, Saeid Cheraghi, John Ayer

Petroleum Exploration Society of Australia (PESA)

... migrated using the pre-stack Kirchhoff time migration (PSTM) algorithm. Overall, the processing workflow for Metal Earth seismic data was focused...

Unconventional Reservoir Characterization Using Azimuthal Seismic Diffraction Imaging

Dmitrii Merzlikin, Sergey Fomel, Xinming Wu, Mason Phillips

Unconventional Resources Technology Conference (URTEC)

...., 2007; Reshef and Landa, 2009; Klokov and Fomel, 2012); and 3) modification of Kirchhoff migration kernel to eliminate specular energy coming from...

North Belut 3D Seismic Processing Experience: The First High-Resolution High-Density Q-Marine Survey Conducted in Indonesia

Andreas T. Waluyo, Michael I. Challis

Indonesian Petroleum Association

... Median provided a better solution for imaging (Figure 2c). Further processing steps included fold regularization, Kirchhoff Pre-stack Time Migration...

Integrating legacy data with new towed-streamer acquisition tuned for imaging objectives: A Campos Basin case study

Jon Burren, Derek Unger

International Meeting for Applied Geoscience and Energy (IMAGE)

... driven updates to the velocity model. Well Calibration Final Assessment The dataset was imaged using a TTI Kirchhoff Pre-Stack Depth Migration (KPSDM...

Reinvigorating exploration in the Nile Delta and East Mediterranean, Egypt

Gebril Saleh, Amr Talaat, Karim Ali, Ramy Eid, Sugandha Tewari, Hosny Diab, Mohamed Radwan, Mohamed Helal

International Meeting for Applied Geoscience and Energy (IMAGE)

... the final velocity model, regional depth volumes were generated using both pre-stack Kirchhoff depth migration (KDM) and reverse time migration (RTM...

Development of Vertical Cable Seismic System

Eiichi Asakawa, Fumitoshi Murakami, Yoshihiro Sekino, Taku Okamoto

Indonesian Petroleum Association

... in vertical cable seismic, 61st EAGE meeting, Expanded Abstracts, P6-08. Wang, H., and Li, X.-Y. , 2001, S Application of prestack kirchhoff migration...

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)

...-based tomography example from a towed-streamer 3D seismic dataset from offshore NW Australia. In this case, the guide is the image obtained from Kirchhoff...

A simple modeling experiment for understanding the impact of noise on high-resolution high-density near surface seismic reflection data

Ted Stieglitz, Jim Pfeiffer, Juan Ortega, Doug Laymon

International Meeting for Applied Geoscience and Energy (IMAGE)

... source over a conventional air gun. The work presented here modestly explores the tradeoff of data density against noise. In a Kirchhoff sense...

Unlock uncertainties of land FWI over complex areas

Bin Yu, Wei Yang, Jun Liu, XueJun Ma, ZongJie Li, Chang Hua Zhang, XueJian Liu, Min Zhou, Mingqiu Luo, Yequan Chen

International Meeting for Applied Geoscience and Energy (IMAGE)

... migration (RTM) results with conventional FWI model using derived source signature from shallow seismic events (Figure 2a) and source independency FWI...

The Global Offset Seismic Approach: Improving Seismic Imaging In Complex Geological Settings

Paolo Dell'Aversana

Petroleum Exploration Society of Australia (PESA)

.../interface mode l). It is successively used for improving the time processing work-flow and the depth migration process, including also large offset data...

Visco-Acoustic Full-Waveform Inversion: A Case Study to Resolve High-Resolution Shallow Channel Absorption, Offshore Indonesia

Jun Wang, Yonghe Guo, Putri Supriandini, Kelik Moersidin, Rahmad Hidayat

Indonesian Petroleum Association

... in Figure 1 by the increased stack response and improved continuity on the Kirchhoff pre-stack depth migration (PSDM). To solve the distortion effect...

VSP Survey in the Thonex Geothermal Well … New Characterization of Potential Carbonatic Geothermal Reservoirs, #80646 (2018).

Luca Guglielmetti, Andrea Moscariello, Flavio Poletto,, Piero Corubolo,, A. Scheifer,, B. Farina, Fabio Meneghini, Francois Martin, Carole Nawratil de Bono,, Michel Meyer, Chrystel Dezayes, Adnand Bitri

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... resonant system. A Kirchhoff migration algorithm was applied and Full waveform inversion (FWI) was tested on VSP4. A detailed starting model based...

The Gippsland Basin: Reprocessing Reveals New Opportunities in a Mature Basin

Peter Baillie, Paul Carter, Jarrad Grahame, Joe Zhou, Nigel Mudge

Australian Petroleum Production & Exploration Association (APPEA) Journal

...., and Casasanta, L. (2017). Least Square Q-Kirchhoff Migration: Implementation and Application. In ‘79th EAGE Conference & Exhibition 2017, Paris, 12–15...

Seismic Velocity Model Building in an Area of Complex Geology, Southern Alberta, Canada

Helen Isaac and Don Lawton

Search and Discovery.com

... at 7000 m depth. The data were pre-stack-depth migrated from topography using a shot-based Kirchhoff migration developed in the Fold-Fault Research...

Specialized processing of a massive distributed acoustic sensing (DAS) 3D VSP in a producing well

Ali Sayed, Francesca Twynam, Ran Bachrach, Philippe Caprioli, Marcus Holloway, Qingsong Li, Reetam Biswas, Daniel Tebo, Sam Buist

International Meeting for Applied Geoscience and Energy (IMAGE)

... reverse time migration (RTM) and Kirchhoff depth migration (KDM) images are structurally consistent and show superior resolution when compared...

Integrated workflow for characterization of CO2 subsurface storage sites

Nomie Pernin, Cyrille Reiser, Eric Mueller

International Meeting for Applied Geoscience and Energy (IMAGE)

... went through an advanced depth imaging workflow using anisotropic velocity model building and Kirchhoff depth migration including compensation for earth...

A case study using FWI to image pre-Messinian target in the East Mediterranean Sea

Jyoti Kumar, Marcus Bell, Tamer Darwish, Mai Ahmed, Mahmoud Ahmed, Moataz Ahmed

International Meeting for Applied Geoscience and Energy (IMAGE)

... Migration (RTM) were used for ray-based tomography in the pre-Messinian model building sequence. Since two-way wave energy can appropriately map...

Improved channel imaging using full-waveform inversion for deepwater Lingshui giant gas reservoir in South China Sea

Tao Wu, Dun Deng, Zijing Gong, Jie Cui, Rong Li, Lianlian Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

... velocity model with associated Kirchhoff pre-stack depth migration (KDM) image overlaid, and the new high-resolution velocity model overlaid with associated...

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)

... is not properly recorded. Figures 5a and 5b show PS Kirchhoff depth migration (PS KDM) images with the velocity overlay showing reduced undulations and similar...