Results 21 to 30 of about 8,991,672 (195)

Synthetic Ground-Motion Simulation Using a Spatial Stochastic Model with Slip Self-Similarity: Toward Near-Source Ground-Motion Validation

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2016
Near-fault ground motion is a key to understanding the seismic hazard along a fault and is challenged by the ground motion prediction equation approach. This paper presents a developed stochastic-slip-scaling source model, a spatial stochastic model with
Ya-Ting Lee   +4 more
doaj   +1 more source

Particle swarm optimization technique-based prediction of peak ground acceleration of Iraq’s tectonic regions

open access: yesJournal of King Saud University: Engineering Sciences, 2023
Peak ground acceleration (PGA) is one of the critical factors that affect the determination of earthquake intensity. PGA is generally utilized to describe ground motion in a particular zone and is able to efficiently predict the parameters of site ground
Mahir M. Hason   +2 more
doaj   +1 more source

Ground motion prediction maps using seismic-microzonation data and machine learning [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2022
Past seismic events worldwide demonstrated that damage and death toll depend on both the strong ground motion (i.e., source effects) and the local site effects. The variability of earthquake ground motion distribution is caused by the local stratigraphic
F. Mori   +6 more
doaj   +1 more source

Support Vector Regression for the Relationships between Ground Motion Parameters and Macroseismic Intensity in the Sichuan–Yunnan Region

open access: yesApplied Sciences, 2020
In this paper, a nonlinear regression method called a support vector regression (SVR) is presented to establish the relationship between engineering ground motion parameters and macroseismic intensity (MSI).
Dongwang Tao   +5 more
doaj   +1 more source

ShakemapSim: Simulate spatially correlated ground-motion amplitudes conditional on recordings

open access: yes, 2023
ShakemapSim is a user-friendly tool to generate spatially correlated fields of ground-motion intensity measures conditional on available recordings from a seismic network.
Lukas Bodenmann
core   +1 more source

Ground Motion Modeling in the Eastern Caucasus [PDF]

open access: yesPure and Applied Geophysics, 2016
In this study, we analyzed the performance of a preliminary three-dimensional (3D) velocity model of the Eastern Caucasus covering most of the Azerbaijan. The model was developed in support to long-period ground motion simulations and seismic hazard assessment from regional earthquakes in Azerbaijan.
Pitarka, Arben   +4 more
openaire   +1 more source

Effect of near-fault ground motion with pulse signal on dynamic response of dam-reservoir-foundation systems

open access: yesGrađevinar, 2023
This paper aimed to determine the effects of a pulse signal of near-fault ground motion on the dynamic response of gravity dams, including dam-reservoir-foundation interaction, using different reservoir modelling approaches such as Westergaard, Lagrange,
Ahmet Can Altunisik   +2 more
doaj   +1 more source

Dimensional response analysis of bilinear systems subjected to non-pulselike earthquake ground motions [PDF]

open access: yes, 2011
The maximum inelastic response of bilinear single-degree-of-freedom systems when subjected to ground motions without distinguishable pulses is revisited with dimensional analysis by identifying time scales and length scales in the time histories of ...
Karavasilis, Theodore L.   +8 more
core   +1 more source

Ground Motion Model of the SLAC Site [PDF]

open access: yes, 2000
The authors present a ground motion model for the SLAC site. This model is based on recent ground motion studies performed at SLAC as well as on historical data. The model includes wave-like, diffusive and systematic types of motion. An attempt is made to relate measurable secondary properties of the ground motion with more basic characteristics such ...
Seryi, A, Raubenheimer, T
openaire   +4 more sources

Correlation between Ground Motion Parameters and Displacement Demands of Mid-Rise RC Buildings on Soft Soils Considering Soil-Structure-Interaction

open access: yesBuildings, 2021
This paper investigates the correlation between ground motion parameters and displacement demands of mid-rise RC frame buildings on soft soils considering the soil-structure interaction.
Muhammet Kamal, Mehmet Inel
doaj   +1 more source

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