Artifacts in high-frequency passive surface wave dispersion imaging: Toward the linear receiver array

F Cheng, J ** ratio through MASW testing – I: a beamforming procedure for extracting Rayleigh-wave …
M Aimar, S Foti, BR Cox - Geophysical Journal International, 2024 - academic.oup.com
SUMMARY A robust, in situ estimate of shear-wave velocity VS and the small-strain
dam** ratio DS (or equivalently, the quality factor QS) is crucial for the design of buildings …

Active sourced wavefield modeling for layered half-space

M Bhaumik, T Naskar - Journal of Geotechnical and …, 2024 - ascelibrary.org
Traditional free vibration-based forward models generate theoretical dispersion curves
under the assumption of planar waves, neglecting the influence of the actual source-receiver …

An Open‐Access Data Set of Active‐Source and Passive‐Wavefield DAS and Nodal Seismometer Measurements at the Newberry Florida Site

A Abbas, BR Cox, KT Tran… - Seismological …, 2024 - pubs.geoscienceworld.org
This article documents a comprehensive subsurface imaging experiment using seismic
waves in a well‐studied outdoor laboratory at Newberry, Florida, which is known for …

Using explainability to design physics-aware CNNs for solving subsurface inverse problems

J Crocker, K Kumar, B Cox - Computers and Geotechnics, 2023 - Elsevier
We present a novel method of using explainability techniques to design physics-aware
convolutional neural networks (CNNs). We demonstrate our approach by develo** a CNN …

A simplified frequency domain beamforming approach for active and passive surface wave surveys

SV Adari, T Naskar, BR Cox - Geophysics, 2024 - library.seg.org
Frequency domain beamforming (FDBF) and cylindrical frequency domain beamforming
(CFDBF) techniques are among the most robust methods for extracting experimental phase …

A frequency-velocity CNN for develo** near-surface 2D vs images from linear-array, active-source wavefield measurements

A Abbas, JP Vantassel, BR Cox, K Kumar… - Computers and …, 2023 - Elsevier
This paper presents a frequency-velocity convolutional neural network (CNN) for rapid, non-
invasive 2D shear wave velocity (VS) imaging of near-surface geo-materials. Operating in …

Novel techniques for in situ estimation of shear-wave velocity and dam** ratio through MASW testing part II: a Monte Carlo algorithm for the joint inversion of phase …

M Aimar, S Foti, BR Cox - Geophysical Journal International, 2024 - academic.oup.com
This paper deals with in situ characterization of the small-strain shear-wave velocity VS and
dam** ratio DS from an advanced interpretation of Multi-channel Analysis of Surface …