Results 51 to 60 of about 530 (190)

Artificial neural network−based simulated site amplification models for Central and Eastern North America

open access: yesEarthquake Spectra, Volume 41, Issue 4, Page 3190-3212, November 2025.
This article explores the use of deep learning/artificial neural network (ANN)‐based response spectrum (RS) and Fourier amplitude spectrum (FAS) site amplification models along with their standard deviations for simulated one‐dimensional (1D) site response in Central and Eastern North America (CENA) using over 3.6 million 1D site response simulations ...
Okan Ilhan   +5 more
wiley   +1 more source

Influence of far-field mega earthquake on cascade hydropower along the Yalongjiang river by simulating the 1850 Xichang M 7.5 earthquake

open access: yesEarthquake Research Advances
Researching and comprehending the characteristics of destructive seismic motions is essential for the seismic design of critical infrastructure. This study employs historical data from the M 7.5 earthquake that occurred in 1850 to simulate the impacts of
Su Chen, Yiming He, Xiaojun Li, Lei Fu
doaj   +1 more source

Deep learning for computer vision in pulse‐like ground motion identification

open access: yesComputer-Aided Civil and Infrastructure Engineering, Volume 40, Issue 22, Page 3548-3563, 9 September 2025.
Abstract Near‐fault pulse‐like ground motions can cause severe damage to long‐period engineering structures. A rapid and accurate identification method is essential for seismic design. Deep learning offers a solution by framing pulse‐like motion identification as an image classification task.
Lu Han, Zhengru Tao
wiley   +1 more source

Dual Graph‐Based Bayesian Network Modeling With Rao‐Blackwellization for Seismic Reliability and Complexity Quantification of Network Connectivity

open access: yesEarthquake Engineering &Structural Dynamics, Volume 54, Issue 10, Page 2387-2402, August 2025.
ABSTRACT Modern societies depend on various lifeline networks such as transportation, electricity, and gas distribution systems, which are vulnerable to seismic events. Although numerous analytical and simulation‐based methods have been developed for efficient seismic system reliability analysis (SRA), dealing with high‐dimensional events arising from ...
Dongkyu Lee, Ji‐Eun Byun, Junho Song
wiley   +1 more source

Development of an open-source platform for calculating losses from earthquakes

open access: yes, 2012
Risk analysis has a critical role in the reduction of casualties and damages due to earthquakes. Recognition of this relation has led to a rapid rise in demand for accurate, reliable and flexible risk assessment numerical tools and software.
Pinho, R.   +3 more
core  

Regionalization of global subduction ground‐motion model for application in Central America and Mexico

open access: yesEarthquake Spectra, Volume 41, Issue 3, Page 2371-2398, August 2025.
We extend data resources originally developed for Central America and Mexico in the Next‐Generation Attenuation (NGA)‐Subduction (NGA‐Sub) project database and use the data to customize a global ground‐motion model (GMM) for regional application.
Victor Contreras   +3 more
wiley   +1 more source

23 April 2025 Marmara Sea (Mw 6.3), Türkiye earthquake: mainshock, aftershock, and ground observations

open access: yesSeismica
On 23 April 2025, a Mw 6.3 earthquake struck the Sea of Marmara near the Kumburgaz segment of the North Anatolian Fault (NAF), triggering over 500 aftershocks within 15 days.
Deniz Ertuncay   +3 more
doaj   +1 more source

DEVELOPMENT OF SEISMIC MICROZONATION MAP OF MALAY BASIN FOR OFFSHORE FACILITIES

open access: yes, 2023
Soft soil in offshore regions may cause vibrations experienced by offshore structures, particularly the current fixed jacket platforms that were built without consideration for seismic in Malaysian waters.
MOHAMAD, MAZLINA
core  

Spectral inversion of S-wave spectra: implications for source characterization and seismic hazard simulation in Dahshour region, Northwestern Egypt

open access: yesOpen Geosciences
A Spectral Inversion Method (SIM), constrained by reference sites, is applied to separate path effects, site responses, and source spectra from observed S-waves using iterative least squares analysis.
Saadalla Hamada   +4 more
doaj   +1 more source

Device for seismic protection of buildings [PDF]

open access: yes, 2000
Seismic insulation is one of the most progressive types of seismic protection. Seismic insulation is understood as applying special devices for reducing of inertial seismic loads acting on a building.
Rutman, Y. L.   +2 more
core   +1 more source

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