Computational geophysical acquisition (CGA) as an enabler of geophysical solutions

Mengli Zhang, Yaoguo Li

International Meeting for Applied Geoscience and Energy (IMAGE)

.... A. Erlangga, and T. T. Lin, 2009, Compressive simultaneous full-waveform simulation: Geophysics, 74, no. 4, A35–A40, doi: https://doi.org...

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...

Gemini: A fully operational broadband source for model building and imaging

Carsten Udengaard, David Brookes, Hector Flores

International Meeting for Applied Geoscience and Energy (IMAGE)

... surveys utilizing Full Waveform Inversion for high quality velocity models it will be beneficial to generate additional low frequency energy beyond...

Broadband Seismic Technology and Beyond: Part IX: BroadSeis in Production

Lasse Amundsen, Martin Landrø, Vetle Vinje, Jo Firth

GEO ExPro Magazine

... obtained through broadband acquisition are also crucial for Full Waveform Inversion (FWI) of towed-streamer data, a technique which is gaining...

Seismic Foldout: Accurate Reservoir Attributes Delivered with GeoStreamer X in the South Viking Graben, Norway

Cyrille Reiser, Roberto Ruiz, Eric Mueller, Julien Oukili, PGS

GEO ExPro Magazine

... to the seismic display (in relief grey colour scale), a full waveform inversion (FWI) velocity section is co-rendered. The overall depth range is between 0...

UK North Sea: A Step-change in Imaging Quality

Steven Bowman, Ramez Refaat, Per Helge Semb

GEO ExPro Magazine

... acquisition, the OBN data was imaged using advanced demultiple, TimeLag Full-Waveform Inversion (TLFWI, Wang a) Towed-streamer b) OBN Figure 3...

Seismic Foldout: Quad 35 Hybrid MC3Ds: Innovative multi-parameter FWI for near field exploration

Tor Akermoen, Jeroen Hoogeveen, GEOEX MCG, Kristen Berli, Seismic Partner, Tom Rayment, Percy Mellar

GEO ExPro Magazine

... is ideal for velocity model building using diving waves in Full Waveform Inversion (FWI) and lends itself to new and innovative Figure 4: Example...

New insights into the Exmouth Sub-basin: Seismic acquisition, processing and imaging

Alexander Karvelas, Bee Jik Lim, Lianping Zhang, Haryo Trihutomo, Oliver Schenk, Sugandha Tewari

Petroleum Exploration Society of Australia (PESA)

... building consisted of two major stages: firstly, using full waveform inversion (FWI) to derive the nearsurface velocity field, and secondly, common image...

Mapping Unconventional Reservoir Stress Conditions: An Integrated Workflow Using Geological, Stimulation and Microseismic Data

Orlando J. Teran

Unconventional Resources Technology Conference (URTEC)

... focal mechanisms to investigate the dynamic response of the reservoir during and after stimulation. Focal mechanisms are derived using full waveform...

Drilling Risks Associated with Hydraulic Fractures and Reactivating Faults due to High Mud Weight/Pore Pressure and Miti (Paper B13)

A. A. Bal, D. Maya, K. K. Kyi, R. Guha, M. I. Gabreldar, D. Abang Indi

Geological Society of Malaysia (GSM)

... bedding (see dip track and Figure 2) and a fracture (fault) imaged using the full waveform acoustic data. The imaged facture intercepts the borehole...

References Cited: Part 7. Geophysical Methods

AAPG Special Volumes

... estimation from full waveform acoustic logging data: The Log Analyst, v. 29, p. 112-122. Carlini, A., and A. Mazzotti, 1989, Optimized receiver array...

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

Dong Shi, Ramin Saleh, Bernd Milkereit

Search and Discovery.com

... the synthetic seismogram is a full-waveform modelling with presence of both P and S waves and surface waves. Acoustic wave equation is used for extrapolate...

AAPG Asia Pacific Geoscience Technology Workshop ; - Abstracts, #90246 (2016).

Search and Discovery.com

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...

Data selection for velocity model estimation using a circular shot OBN survey

Felipe T. Costa, Sergio L. E. F. da Silva, Ammir A. Karsou, Felipe Capuzzo, Roger M. Moreira, Jorge Lopez, Marco Cetale

International Meeting for Applied Geoscience and Energy (IMAGE)

... construction and eikonal equation in automatic pre-stack data selection can improve the velocity model estimation in full waveform inversion (FWI...

Advances in Sonic Logging … A New 3 Dimensional Acoustic Log Measurement

Frank Wijnands

Indonesian Petroleum Association

... older full waveform sonic tools, such as the Dipole Shear Sonic Imager (DSI). The Sonic Scanner consists of a Power Cartridge, a Minimum Service Sonde...

Reviving an old Buffalo - Breathing new life into an old dataset with modern technology

R. McGee, H. Debenham, P. Hoiles, A. O'Neill, J. Miller, A. Padman

Petroleum Exploration Society of Australia (PESA)

... are becoming mainstream. One of these processes is full waveform inversion (FWI), which can more accurately decipher complex velocity variations...

Quantitative FWI characterization of reservoir properties at the CMC Newell County Facility

Qi Hu, Matthew Eaid, Scott Keating, Kristopher Innanen, Xiaohui Cai

International Meeting for Applied Geoscience and Energy (IMAGE)

... seismic elastic full-waveform inversion with combined geophone and shaped fiber-optic cable data: Geophysics, 85, no. 6, R537–R552, doi: https://doi.org...

Viscoelastic anisotropic seismic wave modeling using recursive convolution method and curvilinear collocated finite difference method for different boundaries

Chao Jin, Bing Zhou

International Meeting for Applied Geoscience and Energy (IMAGE)

... is the fundamental way to study seismic wave propagation. The accurate wave modeling greatly helps seismic migration and full-waveform inversion. The finite...

Structural and time-lapse imaging through gas clouds via FWI at Eldfisk field, North Sea

Zhengxue Li, Leila Bencherif-Soerensen, Per Gunnar Folstad, Brian Macy, Simon Shaw, Baishali Roy

International Meeting for Applied Geoscience and Energy (IMAGE)

.... To address this, we apply Full-Waveform Inversion (FWI) to 3D and 4D Ocean Bottom Node (OBN) data, aiming to enhance both structural and time-lapse imaging...

Sparse 3D seismic survey over the Olympic Dam IOCG deposit

Heather Schijns, Jared Townsend, David Haddow, Max Shawcross, Kathy Ehrig

International Meeting for Applied Geoscience and Energy (IMAGE)

... (full waveform inversion) and Kirchoff PSDM (pre-stack depth migration) processing, but these technologies have been relatively rarely used in hard rock...

Australian National Ocean Bottom Seismograph Fleet Advances Conventional Exploration

Alexey Goncharov, Michal Malinowski, Dejan Sekulic, Ashby Cooper, Peter Chia, Alexander Gavrilov, Garrick Paskos

Australian Petroleum Production & Exploration Association (APPEA) Journal

... of the crust and upper mantle from full-waveform inversion (FWI), due to their recording of longoffset transmitted phases (e.g. Operto et al. 2006). New OBS...

Improving reservoir imaging using long-offset OBN data: A case study from Conger field, Gulf of Mexico

Bin Deng, Han Su, Bharat Bonala, Jiawei Mei, Jennifer Lewis, Estefania Ortiz, Wisley Martins

International Meeting for Applied Geoscience and Energy (IMAGE)

... the 2013 OBN data, has been better realized through the adaption of continuously evolving full waveform inversion (FWI) techniques, transitioning from...

Latest imaging advancements in Suriname shallow waters

Jing Yang, Zhihua Sun, Zhihua Su, Bei Hu, Nicolas Chazalnoel

International Meeting for Applied Geoscience and Energy (IMAGE)

... Abstracts, Tu N114 04, doi: https://doi.org/10.3997/2214-4609.201412689. Huang, R., Z. Zhang, Z. Wu, Z. Wei, J. Mei, and P. Wang, 2021, Full-waveform...

Use of Automatic Moment Tensor Inversion in Real Time Microseismic Imaging

Michael Kratz, Michael Thornton

Unconventional Resources Technology Conference (URTEC)

..., classifying them into discrete mechanism groups. Automatic picking utilizes a form of full waveform inversion to calculate moment tensors for every...