Empirical ground-motion models (GMMs) and associated correlations for cumulative absolute velocity, Arias intensity, and significant durations calibrated on Iranian …

M Davatgari-Tafreshi, SS Bora - Bulletin of Earthquake Engineering, 2023 - Springer
This study presents empirical ground-motion models (GMMs) for estimating Arias intensity
(IA), cumulative absolute velocity (CAV) and significant ground-motion duration (D5–75 and …

Hybrid Empirical Ground‐Motion Models for the Island of Hawaii Based on an Updated Strong Ground‐Motion Database

S Pezeshk, M Davatgari‐Tafreshi… - Bulletin of the …, 2024 - pubs.geoscienceworld.org
In this study, we develop ground‐motion models (GMMs) for the Island of Hawaii. This area
has been the site of several significant earthquake events with a growing database of strong …

The high-frequency decay parameter Kappa (κ) in the Alborz Region using broadband seismic waveforms

S Ahmadzadeh, G Javan-Doloei - Journal of Seismology, 2024 - Springer
The high-frequency decay parameter (κ) is investigated using the three-component
broadband seismograms from 306 earthquakes with ML 3.1–5.6 recorded at nine Iranian …

Source, attenuation, and site response of the Namche Barwa area, southeastern Tibetan Plateau, SW China, derived from seismic data of the 2017 Mainling MS 6.9 …

J Li, B Zhou, W Wei, C **e - Journal of Asian Earth Sciences, 2023 - Elsevier
In this study, 427 seismic data for 42 aftershocks (2.5≤ ML≤ 3.6) of the 2017 MS 6.9
Mainling earthquake recorded at 14 temporary seismic stations were used to study the …

Site effect estimation in the Tehran basin and its impact on simulation results

R Alikhanzadeh, H Zafarani, B Hassani - Journal of Seismology, 2023 - Springer
Recent earthquake damage distributions have demonstrated that the influence of local
geology on ground shaking is a significant factor in engineering seismology. So, calculating …

Empirical models for Fourier amplitude spectrum of ground-motion calibrated on data from the Iranian plateau

M Davatgari-Tafreshi, S Pezeshk, SS Bora - Bulletin of Earthquake …, 2024 - Springer
Ground-motion models (GMMs) are frequently used in engineering seismology to estimate
ground motion intensities. The majority of GMMs predict the response spectral ordinates …

Epistemic Uncertainty in Ground‐Motion Characterization in the Indian Context: Evaluation of Ground‐Motion Models (GMMs) for the Himalayan Region

S Sharma, U Mannu… - Seismological …, 2024 - pubs.geoscienceworld.org
One of the major challenges in probabilistic seismic hazard analysis (PSHA) studies,
particularly for risk‐based decision‐making, is to constrain epistemic uncertainties …

Modified stochastic finite-fault modelling based on the rupture process: a case study of the 2013 Mw 6.7 Lushan earthquake in China

Z Chen, P Dang, Q Liu, Y Guo, J Cui - Stochastic Environmental Research …, 2024 - Springer
Current stochastic finite-fault simulation approaches do not fully consider the influence of
slip distribution characteristics on the corner frequency and scaling factor. Using data from …

Regional study of site effects on the high-frequency spectral-decay parameter

Z Tao, P **ao, J Li, Y Huang, Z Tao - Soil Dynamics and Earthquake …, 2024 - Elsevier
The high-frequency spectral-decay parameter κ has been used in the field of engineering
seismology for several decades. The zero-distance κ value (κ 0) is a site parameter in …

Estimation of model parameters and simulation of earthquake ground motion by stochastic finite-fault modelling based on a modified slip-related corner frequency

P Dang, J Cui, Q Liu - Stochastic Environmental Research and Risk …, 2024 - Springer
Abstract On May 21, 2021, at 21: 48 local time, an earthquake with a moment magnitude of
6.1 occurred in Yangbi County, Yunnan Province, China. By using the robust strong ground …