Broadband ground motions from 3D physics‐based numerical simulations using artificial neural networks

R Paolucci, F Gatti, M Infantino… - Bulletin of the …, 2018 - pubs.geoscienceworld.org
In this article, a novel strategy to generate broadband earthquake ground motions from the
results of 3D physics‐based numerical simulations (PBSs) is presented. Physics‐based …

Hybrid broadband ground motion simulation validation of small magnitude earthquakes in Canterbury, New Zealand

RL Lee, BA Bradley, PJ Stafford… - Earthquake …, 2020 - journals.sagepub.com
Ground motion simulation validation is an important and necessary task toward establishing
the efficacy of physics-based ground motion simulations for seismic hazard analysis and …

System response of an interlayered deposit with spatially preferential liquefaction manifestations

PC Bassal, RW Boulanger - Journal of Geotechnical and …, 2021 - ascelibrary.org
Abstract The Canterbury Earthquake Sequence produced a spatial pattern of liquefaction-
induced surface ejecta at an open field along Palinurus Road in Christchurch, New Zealand …

Modeling nonlinear site effects in physics-based ground motion simulations of the 2010–2011 Canterbury earthquake sequence

CA de la Torre, BA Bradley, RL Lee - Earthquake Spectra, 2020 - journals.sagepub.com
This study examines the performance of nonlinear total stress one-dimensional (1D) wave
propagation site response analysis for modeling site effects in physics-based ground motion …

Ground motion simulations of great earthquakes on the Alpine Fault: effect of hypocentre location and comparison with empirical modelling

BA Bradley, SE Bae, V Polak, RL Lee… - New Zealand Journal …, 2017 - Taylor & Francis
This paper discusses simulated ground motion intensity, and its underlying modelling
assumptions, for great earthquakes on the Alpine Fault. The simulations utilise the latest …

High-fidelity broadband prediction of regional seismic response: a hybrid coupling of physics-based synthetic simulation and empirical Green functions

D Castro-Cruz, F Gatti, F Lopez-Caballero - Natural Hazards, 2021 - Springer
The prediction of the seismic response of critical structures is highly sensitive to many
aspects, among which the earthquake source and the geological setting are prominent. The …

Simulation of near-field pulse-like ground motions using a correlated bimodal fractional stochastic model

Z Waezi, S Balzadeh - Soil Dynamics and Earthquake Engineering, 2022 - Elsevier
This paper introduces a two-part stochastic method to simulate completely nonstationary
pulse-like records and capture several peaks in the power spectrum. Based on the …

Fourier amplitude spectrum prediction and generation of synthetic ground motion to New Zealand

S Vemula, STG Raghukanth, A Ponnalagu - Acta Geophysica, 2022 - Springer
Develo** a ground motion model (GMM) for Fourier amplitude spectrum (FAS) is essential
in seismology and engineering for generating response spectrum and synthetic time …

Amplification of strong ground motions at Heathcote Valley during the 2010–2011 Canterbury earthquakes: The role of 2D nonlinear site response

S Jeong, BA Bradley - Bulletin of the Seismological …, 2017 - pubs.geoscienceworld.org
This article presents a quantitative case study on the site amplification effect observed at
Heathcote Valley, New Zealand, during the 2010–2011 Canterbury earthquake sequence …

Empirical green's function simulations toward site-specific ground motion prediction for kopili fault of NER India

N Bora, S Das - Pure and Applied Geophysics, 2023 - Springer
We report new findings for producing broad-band ground motion time histories (1–19 Hz) of
a future earthquake in a sedimentary basin based on the application of extended rupture …