Using convolutional neural networks to develop starting models for near-surface 2-D full waveform inversion

JP Vantassel, K Kumar, BR Cox - Geophysical Journal …, 2022 - academic.oup.com
Non-invasive subsurface imaging using full waveform inversion (FWI) has the potential to
fundamentally change near-surface (< 30 m) site characterization by enabling the recovery …

A hybrid optimization framework for seismic full waveform inversion

Z Zhao, MK Sen, B Denel, D Sun… - Journal of Geophysical …, 2022 - Wiley Online Library
A hybrid optimization framework is proposed for full waveform inversion (FWI) problems by
incorporating derivative information into the model update rule of a global optimization …

Fractal-constrained crosshole/borehole-to-surface full-waveform inversion for hydrogeological applications using ground-penetrating radar

I Giannakis, A Giannopoulos, C Warren… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Full-waveform inversion (FWI) is considered one of the most promising interpretation tools
for hydrogeological applications using ground-penetrating radar. However, FWI has had …

Seismic modeling from scratch using Devito: A demonstration with a typical Brazilian pre-salt model

OF Mojica, JS Maciel - SEG International Exposition and Annual …, 2020 - onepetro.org
Generating seismic modeling software is a prime activity in exploration seismology as it
plays an important role in almost all its aspects such as data acquisition, processing …

Progressive matching optimisation method for FWI

FA Moura, SA Silva, JM de Araújo… - Journal of Geophysics …, 2020 - academic.oup.com
To eliminate the dependency on a good initial model of the traditional full waveform
inversion (FWI) method, we propose an optimisation method combining a derivative free …

Full waveform inversion based on dynamic data matching of convolutional wavefields

L Zhou, S Dong, L Han, P Zhang, Y Hu - Frontiers in Earth Science, 2023 - frontiersin.org
Cycle skipping problem caused by the absent of low frequencies and inaccurate initial
model makes full waveform inversion (FWI) deviate from the true model. A novel method is …

GPU support for automatic generation of finite-differences Stencil Kernels

VHM Rodrigues, L Cavalcante, MB Pereira… - … Computing: 6th Latin …, 2020 - Springer
The growth of data to be processed in the Oil & Gas industry matches the requirements
imposed by evolving algorithms based on stencil computations, such as Full Waveform …

[PDF][PDF] Influence of different starting models on near-surface two-dimensional full waveform inversion

JP Vantassel, BR Cox - 20th International Conference on Soil Mechanics …, 2022 - par.nsf.gov
All aspects of geotechnical engineering require an understanding of the composition and
distribution of subsurface properties. Yet, as a field of study, geotechnical engineering lags …