Kinematic ground‐motion simulations on rough faults including effects of 3D stochastic velocity perturbations
We describe a methodology for generating kinematic earthquake ruptures for use in 3D
ground‐motion simulations over the 0–5 Hz frequency band. Our approach begins by …
ground‐motion simulations over the 0–5 Hz frequency band. Our approach begins by …
Automated Data Selection in the Tau–p Domain: Application to Passive Surface Wave Imaging
In the recent decades, passive surface wave methods have gained much attention in the
near-surface community due to their ability to retrieve low-frequency surface wave …
near-surface community due to their ability to retrieve low-frequency surface wave …
Rapid seismic waveform modeling and inversion with neural operators
Seismic waveform modeling is a powerful tool for determining earth structure models and
unraveling earthquake rupture processes, but it is usually computationally expensive. We …
unraveling earthquake rupture processes, but it is usually computationally expensive. We …
Detection and tracking of objects in underwater video
D Walther, DR Edgington… - Proceedings of the 2004 …, 2004 - ieeexplore.ieee.org
For oceanographic research, remotely operated underwater vehicles (ROVs) routinely
record several hours of video material each day. Manual processing of such large amounts …
record several hours of video material each day. Manual processing of such large amounts …
Deep neural Helmholtz operators for 3-D elastic wave propagation and inversion
Numerical simulations of seismic wave propagation in heterogeneous 3-D media are central
to investigating subsurface structures and understanding earthquake processes, yet are …
to investigating subsurface structures and understanding earthquake processes, yet are …
Off‐fault deformations and shallow slip deficit from dynamic rupture simulations with fault zone plasticity
Kinematic source inversions of major (M≥ 7) strike‐slip earthquakes show that the slip at
depth exceeds surface displacements measured in the field, and it has been suggested that …
depth exceeds surface displacements measured in the field, and it has been suggested that …
Lapse-time-dependent coda-wave depth sensitivity to local velocity perturbations in 3-D heterogeneous elastic media
In the context of seismic monitoring, recent studies made successful use of seismic coda
waves to locate medium changes on the horizontal plane. Locating the depth of the …
waves to locate medium changes on the horizontal plane. Locating the depth of the …
High-frequency nonlinear earthquake simulations on petascale heterogeneous supercomputers
The omission of nonlinear effects in large-scale 3D ground motion estimation, which are
particularly challenging due to memory and scalability issues, can result in costly …
particularly challenging due to memory and scalability issues, can result in costly …
0–5 Hz deterministic 3-D ground motion simulations for the 2014 La Habra, California, Earthquake
We have simulated 0–5 Hz deterministic wave propagation for a suite of 17 models of the
2014 M w 5.1 La Habra, CA, earthquake with the Southern California Earthquake Center …
2014 M w 5.1 La Habra, CA, earthquake with the Southern California Earthquake Center …
Ground motion and intraevent variability from 3D deterministic broadband (0–7.5 Hz) simulations along a nonplanar strike‐slip fault
KB Withers, KB Olsen, SM Day… - Bulletin of the …, 2019 - pubs.geoscienceworld.org
Abstract We model deterministic broadband (0–7.5 Hz) ground motion from an M w 7.1
bilateral strike‐slip earthquake scenario with dynamic rupture propagation along a rough …
bilateral strike‐slip earthquake scenario with dynamic rupture propagation along a rough …