VSP Survey in the Thonex Geothermal Well - New Characterization of Potential Carbonatic Geothermal Reservoirs

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A Multi-Disciplinary Workflow to Achieve the Largest, Seamless, High-Quality Presalt Image in Santos Basin, Brazil

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Gas Hydrate Mapping using 3D CSEM

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Abstract: Lean Salt Architecture in the Gulf of Mexico - Where Have all the Diapirs Gone;

Hermann Lebit, William Beck, Susana Tierrablanca, Matheus Pila

Search and Discovery.com

... end Full Waveform Inversion and least-squares migration. Despite these technology leaps, the final seismic product strongly depends...

Abstract: Estimating the Elastic Properties of the Near Seabed Using Post-critical Energy; #91204 (2023)

Daniele Boiero, Claudio Bagaini

Search and Discovery.com

... of the seabed, we propose full-waveform matching in the frequency domain of the direct arrivals for the three different components. In this way, we do...

Land seismic multi-parameter FWI imaging

Mason Phillips, James McLeman, Vlada Avramovic, Tom Rayment, Stuart Schmitt, Mike Varner, Yasser Khalifeh, Ahmad Ammar Chahine, Eskil Jersing

International Meeting for Applied Geoscience and Energy (IMAGE)

... Schmitt, Mike Varner, DUG Technology Yasser Khalifeh, Ahmad Ammar Chahine, Eskil Jersing, CCED Summary Multi-parameter full-waveform inversion (MP-FWI...

Time-lapse matching of OBN seismic data using 2D convolutional neural networks

Ramon C. F. Araújo, Gilberto Corso, Samuel Xavier-de-Souza, João M. de Araújo, Tiago Barros

International Meeting for Applied Geoscience and Energy (IMAGE)

... 4D seismic full-waveform inversion for ocean- bottom node data: Geophysics, 86, no. 4, R547–R561, doi: https://doi.org/10.1190/geo2020-0577.1. Fourth...

Shallow Velocity Model Building Considerations for Prestack Depth Migration in Unconventionals

Mike Perz, Josef Heim, Candace Bruins

Unconventional Resources Technology Conference (URTEC)

... of novel refraction statics techniques (Diggins et al., 2016), application of full-waveform inversion (e.g., Roy et al., 2017), and incorporation...

Barents Sea: A First Look at New High Resolution 3D Multicomponent Seismic

Rune Sakariassen, Nicola O'Dowd, Sören Naumann, PGS

GEO ExPro Magazine

..., the of reflection tomography, full waveform inversion overburden heterogeneities, common within the Barents (FWI) and separated wavefield imaging (SWIM), using Sea...

Gas Hydrate Offshore Vancouver Island, Northern Cascadia Margin

M. Riedel, Eleanor C. Willoughby, Nigel Edwards, Roy D. Hyndman, George D. Spence, Ross Chapman, Marc-Andre Chen, Ivana Novosel, Katrin Schwalenberg

AAPG Special Volumes

... of a gas hydrate bottom-simulating reflector on the northern Cascadia continental margin: Amplitude modeling and full waveform inversion: Journal...

Integration of Vertical Seismic, Surface Seismic, and Well-log Data at the Mallik 2L-38 Gas-hydrate Research Well, Mackenzie Delta, Canada

M. W. Lee, T. S. Collett, W. F. Agena

AAPG Special Volumes

... sediments increases as the gas-hydrate concentration increases in the pore space, based on an analysis of the full-waveform sonic data...

Exploration and Development based on RTH Technology and AI

Gennady Erokhin, Mariia Erokhina, Kirill Safran, Alexandre Iakovlev

Unconventional Resources Technology Conference (URTEC)

... approximation. Geophysics, 49, 1259–1266. http://dx.doi.org/10.1190/1.1441754 Virieux, J., and Operto, S., 2009, An overview of full-waveform inversion...

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...

Seismic Quantitative Analysis for Physical-Based Deep Learning: The Teapot Dome and Niobrara Shale Examples

Nicolas Martin, Maria Donati

Unconventional Resources Technology Conference (URTEC)

... G.W., Lazaratos S.K. (2019) Integrated kinematic time-lapse inversion workflow leveraging full-waveform inversion and machine learning, TLE 38(12...

3D interpretation of geological, 3D seismic and conventional geophysical data from the Darlot Gold Mine

Glenn Pears, James Reid, John McGaughey, Will Turner, Graeme Hird

Petroleum Exploration Society of Australia (PESA)

... measurements are also available, including magnetic susceptibility, natural gamma, IP and full-waveform sonic logs, as well as density and ultrasonic...

Practical Application of Adaptive Least-Squares Reverse Time Migration (LSRTM) to Advance Field Development and Uncover New Reserves in the Subsalt Provinces

Chong Zeng, Shuqian Dong, Zhaohong Wu, Jean Ji, Darrell Armentrout, Bin Wang

GCAGS Transactions

... in full waveform inversion (FWI). One of the major differences between these two methods with respect to implementation is that LSRTM searches...

Slope estimation of locally coherent events by polarization analysis of multi-component seismic data: Application to stereotomography for sparse node acquisition

Xiaole Zhou, Alessandra Ribodetti, Stephane Operto

International Meeting for Applied Geoscience and Energy (IMAGE)

.... INTRODUCTION Classical Full Waveform Inversion (FWI) requires a kinematically accurate initial velocity model describing the long wavelengths...

Insights from the Automated Extraction of Surfaces from the Bunda 3D Seismic Survey

J. K. Dirstein, T. Rudge, R. Li, A. J. Stanley

Petroleum Exploration Society of Australia (PESA)

... to the fitness map from the full waveform segment (compare Fig. 5a to Figs 5c, 5d, 5e) suggesting a degree of stability and consistency over this portion...

Marine Vibrator Concepts for Modern Seismic Challenges

Andrew Long, Rune Tenghamn

Petroleum Exploration Society of Australia (PESA)

... for environmentally sensitive applications, and 3. High power ultra-low frequency sources specific to Full Waveform Inversion (FWI) optimization. One relevant...

Seismic Foldout: Gippsland Basin, Australia: New Data Provides Compelling Insights in Unexplored Areas

Jarrad Grahame, CGG

GEO ExPro Magazine

..., and the latest imaging technologies. These included time-lag full-waveform inversion (TLFWI) with 15-Hz maximum frequency, 3D P-Z joint de-ghosting and de...

Why deblending doesnt work „ And how simultaneous source land surveys should be acquired

Dave Monk

International Meeting for Applied Geoscience and Energy (IMAGE)

... with the advent of Full Waveform Inversion (FWI) where the preservation of low frequency signal is critical. The example shown in Figure 2 shows...

Introducing stochasticity into CNN-based property estimation from angle-stack seismic

Haibin Di, Tao Zhao, Aria Abubakar

International Meeting for Applied Geoscience and Energy (IMAGE)

..., Simultaneous frequency domain inversion method for full waveform seismic data: Geophysics, 74, no. 2, R1–R14, doi: https://doi.org/10.1190/1.3073002...

CSPG/CSEG/CWLS GeoConvention 2012, May 14-18, 2012 Calgary TELUS Convention Centre & ERCB Core Research Centre, Calgary, Alberta, Canada; - Abstracts, #90174 (2014).

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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...

Enhancing low frequencies in airgun arrays, analysis of various field tests

Susanne Rentsch, Edward Hager, Lauren Wing, Sebastian Holland

International Meeting for Applied Geoscience and Energy (IMAGE)

... acquisition, such as enhanced lowfrequency sources and very long offsets, enable Full Waveform Inversion (FWI) algorithms to maximize their potential...