Deep compressed learning for 3D seismic inversion

Maayan Gelboim, Amir Adler, Yen Sun, Mauricio Araya-Polo

International Meeting for Applied Geoscience and Energy (IMAGE)

..., as required by Full Waveform Inversion. We presented a solution that jointly optimizes the compressed sensing operator with the 3D inversion network, leading...

Abstract: Case Study- High Resolution Velocity Model Building to Improve Carbonate Reefs Image in Tz Area; #91204 (2023)

Hongjun Zhang, Yang Chen, Zhengzheng Zhou, Xiang Li, Hotma Yusuf, Haryono Haryanto, Farid Dasa Marianto

Search and Discovery.com

... building with sonic and RMS Full Waveform Inversion Basic theory Full waveform inversion, abbreviated as FWI, is a high-resolution, high-fidelity...

Elastic FWI imaging of a complex presalt structure using NATS data

Arthur Henrique, Luiz Felão, Sergio Barragan, Florian Jouno

International Meeting for Applied Geoscience and Energy (IMAGE)

... distortions due to poor illumination. Recent technology advances such as full-waveform inversion (FWI) imaging can provide an uplift over classical...

Re-imaging of 2D legacy data in Brazils Equatorial Margin via pseudo-3D model building

David Butler, Daryineth Fernandez, Oscar Perez, Raul Ysaccis, Jason Thekkekara, Juan Perdomo, Christopher McMorland, Aurora Rodriguez Castelan

International Meeting for Applied Geoscience and Energy (IMAGE)

... seismic data. This work documents these reprocessing efforts; detailing the pseudo-3D model updates which included tomography and full-waveform inversion...

Deep Learning Enhanced Joint Inversion for Mineral Exploration Using Airborne Geophysics: Application in Decorah Area

Yanyan Hu, Xiaolong Wei, Xuqing Wu, Jiajia Sun, Jiefu Chen, Yueqin Huang

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Chen, 2022a, Efficient progressive transfer learning for full-waveform inversion with extrapolated lowfrequency reflection seismic data: IEEE...

Joint inversion of first-break and early-arrival wave for near surface imaging

Yiming Pan, Kai Zhang, Yipeng Xu, Hailin Wang, Ping Jiang

International Meeting for Applied Geoscience and Energy (IMAGE)

... information in full-waveform inversion. It also better captures the sparsity of the velocity model gradient, thereby preserving important underground...

Mitigating the effects of guided waves in OBN data for acoustic FWI using data reconstruction: A data example from the Yggdrasil area

M. A. H. Zuberi, E. Cho, T. Seher, R. Myklebust

International Meeting for Applied Geoscience and Energy (IMAGE)

... full waveform inversion (FWI) because modelling these guided waves accurately can be expensive and attempts to remove them can harm refractions. We...

Abstract: Integrating Borehole Imaging and Full Waveform Dipole Sonic Data to Estimate Fracture Porosity in Tight Formations: A Workflow for Accurate Characterization of Natural Fractures; #91206 (2023)

Doina Irofti, Ghoulem Ifrene, Fethi Ali Cheddad, Safouane Djemai

Search and Discovery.com

...Abstract: Integrating Borehole Imaging and Full Waveform Dipole Sonic Data to Estimate Fracture Porosity in Tight Formations: A Workflow for Accurate...

Application of generalized radon transform migration to crosswell seismic geometry

Shujaat Ali, Olga Podgornova, Takashi Mizuno, Joel Le Calvez

International Meeting for Applied Geoscience and Energy (IMAGE)

... and/or smooth initial model. A multi parameter elastic full waveform inversion was used to obtain high resolution anisotropic velocity model (Podgornova et al...

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)

... streamer seismic data acquisition, traditional full waveform inversion often fails to achieve accurate velocity estimation in these field data...

Abstract: Elastodynamic FWI Efficiency Study With Partial Stacking in 2D; #90224 (2015)

Vladimir N. Zubov, Gary F. Margrave, and Michael P. Lamoureux

Search and Discovery.com

... of accelerating conventional full waveform inversion using a data sampling approach implemented as partial stacking or fractional shots...

Elastic AWI and RWI in the Santos Basin

Tenice Nangoo, Nikhil Shah, Adrian Umpleby, John Armitage, Mike Warner, Gustavo Catao Alves, Andre Bulcao, Analena Mileo Camara de Oliveira

International Meeting for Applied Geoscience and Energy (IMAGE)

..., London. Gustavo Catao Alves, Andre Bulcao, Analena Mileo Camara de Oliveira: Petrobras. Summary Acoustic full-waveform inversion is often able...

Fault Shadow Correction by Advanced Tomographic Velocity Model Building

Search and Discovery.com

Reservoir Characterization and Monitoring: From Inversion to Reservoir Characterization; #70243 (2017)

Runhai Feng, Stefan M. Luthi, Dries Gisolf, Siddharth Sharma

Search and Discovery.com

... author directly. 1 Delft University of Technology, Delft, Netherlands ([email protected]) Abstract A non-linear full-waveform inversion scheme (FWI-res...

Abstracts: Evidence of Shallow Gas in the Queen Charlotte Basin from Waveform Tomography of Seismic Reflection Data; #90173 (2015)

Eric M. Takam Takougang and Andrew J. Calvert

Search and Discovery.com

... of the valhall model from synthetic obc data by frequency domain elastic full-waveform inversion: SEG Technical Program Expanded Abstracts, 28, 2293–2297...

The Impact of Anisotropic Mechanical Properties on Stimulation and Wellbore Stability in the Beetaloo Basin, Northern Territory, Australia

J Adam Donald, Thomas J. Neville

Unconventional Resources Technology Conference (URTEC)

... predictions based on an anisotropic rock model and a generic isotropic rock model. This new inversion workflow using the full waveform sonic data provides...

Semi-global multiparameter FWI using public cloud HPC

Henry A. Debens, David Knodel, Fabio Mancini, Darryl Harris, Mike Warner, Adrian Umpleby

International Meeting for Applied Geoscience and Energy (IMAGE)

... deployment of a semi-global approach to multi-parameter full-waveform inversion (FWI) over large areas. We introduce several novel aspects to semi-global...

Improving Marcellus Imaging Through the Use of FWI and Joint Tomographic Inversion for Velocity and Epsilon

David McCann

Unconventional Resources Technology Conference (URTEC)

.... This interval may be too thin for either refraction tomography or Full-waveform inversion to model correctly. Figure 1 shows a cartoon of mine collapse...

Next-generation resolution through multiparameter FWI imaging

Tom Rayment, James McLeman, Karen Dancer, Tim Burgess

International Meeting for Applied Geoscience and Energy (IMAGE)

... they are performed in a linear fashion and require significant effort to parameterize and apply. Multi-parameter full waveform inversion (FWI...

Application of high-end seismic imaging technologies for field development in NWS Australia

Min Lee Chua, Kai Zhao, Narcisa Lazarescu, Wai King Yong, Sergey Birdus, Alexey Artemov, Xiang Li

Petroleum Exploration Society of Australia (PESA)

...beneath if unresolved. Full waveform inversion (FWI) has been proven to be effective in generating high-resolution and high-fidelity velocity models (...

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)

..., M. A. Mayorga, L. L. Villanueva, and A. V. Cantu, 2022, Simultaneous joint inversion strengthening full-waveform inversion in the Southern Gulf...

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)

.... Enhanced template matching full-waveform inversion: 84th EAGE Annual Conference & Exhibition. European Association of Geoscientists & Engineers, doi...

Pushing the boundary of WAZ streamer data for subsalt imaging: A case study in deepwater Mexico Campeche

Yi Chen, Kendra Pyke, Juan Wang, Jasmeen Moubarak, Earl Manning, Jessica Kopp, Rongzhang Chen, Chang Chen, Ravi Kumar, Minshen Wang, Sabaresan Mothi

International Meeting for Applied Geoscience and Energy (IMAGE)

... and subsalt imaging. Recent developments of Full Waveform Inversion (FWI) and FWI Imaging provide us with a good opportunity to solve these challenges...

High-frequency FWI velocity model building for hydrocarbon delineation

Lianping Zhang, Souvik Sengupta, Chirag Parekh, Robert Eliott-Lockhart

International Meeting for Applied Geoscience and Energy (IMAGE)

... northwest Australia integrating high-frequency full-waveform inversion (FWI) to derive a high-resolution velocity model to reduce depth uncertainty...

Hybrid streamer/sparse OBN imaging offshore Norway

Chris Walker, Zhengzheng Zhou, Xi Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... data to be used for imaging, whilst the OBN data were to be used only to obtain velocity information using Full Waveform Inversion (FWI.) Parallel...