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A Comparative Study on Ground Motion Attenuation in the 2012 Varzaghan-Ahar Doublet Event, Northwest of Iran
Predictive capabilities of the four updated NGA ground-motion models (NGA-WEST2) are evaluated in this study for acceleration response spectra using observed ground motions for August 11, 2012 Varzaghan-Ahar events in Iran. The predicted results were compared with those of regional attenuation equations and NGA08 models as well. The results of analyses revealed that the models of NGA-WEST2 improve prediction performance of NGA08 models for the two studied moderate events. All of models underestimate the recorded spectra of the second event for regionally significant period of 0.2 s at source distances below 50 km. For this distance range, almost all of the models underestimate the recorded spectra for periods larger than 1 s.
A Comparative Study on Ground Motion Attenuation in the 2012 Varzaghan-Ahar Doublet Event, Northwest of Iran
Predictive capabilities of the four updated NGA ground-motion models (NGA-WEST2) are evaluated in this study for acceleration response spectra using observed ground motions for August 11, 2012 Varzaghan-Ahar events in Iran. The predicted results were compared with those of regional attenuation equations and NGA08 models as well. The results of analyses revealed that the models of NGA-WEST2 improve prediction performance of NGA08 models for the two studied moderate events. All of models underestimate the recorded spectra of the second event for regionally significant period of 0.2 s at source distances below 50 km. For this distance range, almost all of the models underestimate the recorded spectra for periods larger than 1 s.
A Comparative Study on Ground Motion Attenuation in the 2012 Varzaghan-Ahar Doublet Event, Northwest of Iran
Yaghmaei-Sabegh, Saman (Autor:in) / Ghods, Abdolreza
2016
Aufsatz (Zeitschrift)
Englisch
Taylor & Francis Verlag | 2016
|British Library Online Contents | 2014
|British Library Conference Proceedings | 2014
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