The future of Earth imaging

VC Tsai - Seismological Research Letters, 2023 - pubs.geoscienceworld.org
Imaging of Earth's interior has led to a large number of successful discoveries of plausible
structures and associated geophysical processes. However, due to the limitations of …

EQSIM—A multidisciplinary framework for fault-to-structure earthquake simulations on exascale computers part I: Computational models and workflow

D McCallen, A Petersson, A Rodgers… - Earthquake …, 2021 - journals.sagepub.com
Computational simulations have become central to the seismic analysis and design of major
infrastructure over the past several decades. Most major structures are now “proof tested” …

Findings from a decade of ground motion simulation validation research and a path forward

S Rezaeian, JP Stewart, N Luco… - Earthquake …, 2024 - journals.sagepub.com
Simulated ground motions have the potential to advance seismic hazard assessments and
structural response analyses, particularly for conditions with limited recorded ground …

On-going challenges in physics-based ground motion prediction and insights from the 2010–2011 Canterbury and 2016 Kaikoura, New Zealand earthquakes

BA Bradley - Soil Dynamics and Earthquake Engineering, 2019 - Elsevier
This paper presents on-going challenges in the present paradigm shift of earthquake-
induced ground motion prediction from empirical to physics-based simulation methods. The …

Methodology and computational implementation of a New Zealand Velocity Model (NZVM2. 0) for broadband ground motion simulation

EM Thomson, BA Bradley, RL Lee - New Zealand Journal of …, 2020 - Taylor & Francis
This paper presents a generalised velocity model construction methodology, its
computational implementation, and application in the construction of a New Zealand …

A subset of CyberShake ground-motion time series for response-history analysis

JW Baker, S Rezaeian, CA Goulet… - Earthquake …, 2021 - journals.sagepub.com
This manuscript describes a subset of CyberShake numerically simulated ground motions
that were selected and vetted for use in engineering response-history analyses. Ground …

A two-step approach combining FK with SE for simulating ground motion due to point dislocation sources

Z Ba, M Wu, J Liang, J Zhao, VW Lee - Soil Dynamics and Earthquake …, 2022 - Elsevier
It has been well established that source-path-site effects have had an essential impact on
the seismic analysis of major infrastructure over the past few decades, where the accurate …

Lessons learned from applying varying coefficient model to controlled simulation datasets

X Meng, CA Goulet - Bulletin of Earthquake Engineering, 2023 - Springer
The development of site-and path-specific (ie, non-ergodic) ground-motion models (GMMs)
can drastically improve the accuracy of probabilistic seismic hazard analyses (PSHAs). The …

Tectonic regionalization of the Southern California crust from tomographic cluster analysis

WK Eymold, TH Jordan - Journal of Geophysical Research …, 2019 - Wiley Online Library
We map crustal regions in Southern California that have similar depth variations in seismic
velocities by applying cluster analysis to 1.5 million P and S velocity profiles from the three …

GPU‐accelerated automatic microseismic monitoring algorithm (GAMMA) and its application to the 2019 Ridgecrest earthquake sequence

EJ Lee, WY Liao, D Mu, W Wang… - Seismological …, 2020 - pubs.geoscienceworld.org
Foreshocks and/or aftershocks play critical roles in improving our understanding of the
processes of faulting, such as nucleation of earthquakes, earthquake triggering, and …