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NGA-West2

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Journal Article
Published: 03 August 2021
Bulletin of the Seismological Society of America (2021) 111 (5): 2559–2573.
... site amplification for V ‾ s ( z ) = 760    m / s , Bull. Seismol. Soc. Am. 106 , no.  1 , 313 – 317 . Boore D. M. Stewart J. P. Seyhan E. , and Atkinson G. M. 2014 . NGAWest2 equations for predicting PGA, PGV, and 5% damped PSA for shallow crustal...
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Journal Article
Published: 27 July 2021
Bulletin of the Seismological Society of America (2021) 111 (6): 3278–3296.
... network (DNN) trained by the recordings from the Pacific Earthquake Engineering Research Center (PEER) Next Generation Attenuation‐West2 Project (NGAWest2) database. To this end, we collected 20,900 ground motion recordings from the database and randomly split them into the training, validation...
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Journal Article
Published: 15 June 2021
Bulletin of the Seismological Society of America (2021) 111 (4): 1765–1783.
... Attenuation‐West2 (NGAWest2) GMPEs to derive GMPE‐specific host V S profiles and kappa for western United States (WUS) site conditions with V S 30 of 360, 490, 620, 760, and 1100 m/s. This application uses, for input, the GMPEs’ site response in Fourier amplitude spectra domain relative to a reference V S 30...
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Journal Article
Published: 12 January 2021
Bulletin of the Seismological Society of America (2021) 111 (2): 686–703.
... ground‐motion models used to quantify the hazard posed by pulse‐like ground motions may underestimate them, but they are relatively suitable for describing the residual ground motions after extracting pulses. Nevertheless, the applicability of Next Generation Attenuation‐West2 Project (NGAWest2) models...
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Journal Article
Published: 01 August 2019
Earthquake Spectra (2019) 35 (3): 1289–1310.
...Kenneth W. Campbell, M. EERI; Yousef Bozorgnia, M. EERI We updated our Next Generation Attenuation (NGA)-West1 ground motion models (GMMs) for the horizontal components of Arias intensity (AI) and cumulative absolute velocity (CAV) using the functional form and NGA-West2 database we used to develop...
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Journal Article
Published: 05 March 2019
Bulletin of the Seismological Society of America (2019) 109 (2): 575–585.
... variations in ground‐motion scaling. The NGAWest2 models made progress in including systematic regional effects. Four of the NGAWest2 models, Abrahamson et al. (2014) , Boore et al. (2014) , Campbell and Bozorgnia (2014) , and Chiou and Youngs (2014) , included regional differences in V S 30...
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Journal Article
Published: 01 February 2019
Earthquake Spectra (2019) 35 (1): 61–93.
... tectonic regions. We use a subset of NGA-West2 database with M 3.2–7.9 earthquakes at distances 0–300 km. The NGA-West2 database expanded over a wide magnitude and distance range facilitates a better constraint over derived models. A frequency-dependent duration model is derived to obtain adjustable...
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Journal Article
Published: 04 September 2018
Bulletin of the Seismological Society of America (2018) 108 (5A): 2422–2443.
...Donny T. Dangkua; Yufang Rong; Harold Magistrale Abstract Ground‐motion prediction equations (GMPEs) are important elements in seismic hazard assessments. Here, we evaluate GMPEs from the Next Generation Attenuation‐West2 (NGAWest2) project to confirm the applicability of those GMPEs to the China...
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Journal Article
Published: 19 June 2018
Bulletin of the Seismological Society of America (2018) 108 (4): 2278–2304.
... GMPEs developed by the Pacific Earthquake Engineering Research Center for the Next Generation Attenuation‐West2 (NGAWest2) project to estimate GMIMs in the host region. The two new CENA GMPEs are derived for peak ground acceleration and response spectral ordinates at periods ranging from 0.01 to 10 s...
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Journal Article
Published: 06 March 2018
Bulletin of the Seismological Society of America (2018) 108 (2): 815–835.
...Arash Zandieh; Shahram Pezeshk; Kenneth W. Campbell Abstract In this study, we use a genetic algorithm to invert horizontal ground‐motion intensity measures (GMIMs) predicted from the empirical Next Generation Attenuation‐West2 (NGAWest2) ground‐motion prediction equations (GMPEs) to estimate...
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Journal Article
Published: 30 January 2018
Bulletin of the Seismological Society of America (2018) 108 (2): 836–856.
... Attenuation‐West2 (NGAWest2) project over widely adopted regional GMMs for Japan and New Zealand. The large global dataset used by NGAWest2 GMMs allows sophisticated modeling, whereas the regional datasets used by regional GMMs may more directly represent region‐specific ground‐motion features. We measured...
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Journal Article
Published: 06 June 2017
Bulletin of the Seismological Society of America (2017) 107 (4): 1724–1736.
...Yuzhu Bai Abstract A total of 39 free‐field accelerograms in the 2013 M w 6.7 Lushan earthquake, with the closest site‐to‐rupture distances ( R rup ) being less than 200 km, are compared with the median ground motions predicted by the recent Next Generation Attenuation (NGA)‐West2 ground‐motion...
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Journal Article
Published: 01 February 2017
Earthquake Spectra (2017) 33 (1): 145–156.
...Jack W. Baker, M. EERI; Brendon A. Bradley, M. EERI This manuscript reports ground motion intensity measure ( IM ) correlations for a number of IM types, as measured from the NGA-West2 database. IM s considered are Spectral Accelerations with periods from 0.01 s to 10 s, Peak Ground Acceleration...
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Journal Article
Published: 27 December 2016
Bulletin of the Seismological Society of America (2017) 107 (1): 319–333.
...Wenqi Du; Gang Wang Abstract Significant duration is an important parameter in seismic risk assessment. In this article, new prediction equations for significant duration parameters are developed using a recently compiled Next Generation Attenuation‐West2 (NGAWest2) database. The use...
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Journal Article
Published: 01 November 2016
Earthquake Spectra (2016) 32 (4): 2027–2056.
... accelerometric databases (RESORCE and NGA-West2) are considered. An artificial neural network (ANN) approach including a random-effect procedure is used to derive GMPEs setting the relationship between peak ground acceleration ( PGA ), peak ground velocity ( PGV ), pseudo-spectral acceleration [ PSA ( T...
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Journal Article
Published: 26 July 2016
Bulletin of the Seismological Society of America (2016) 106 (5): 2081–2103.
... comparison of the NGAWest2 GMPE of Campbell and Bozorgnia (2014) with three newly developed GMPE s for the pan‐European region. The comparisons were performed in terms of median predictions, standard deviations, and residual analyses with respect to the NGAWest2 database used to develop the NGAWest2 GMPE...
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Journal Article
Published: 24 May 2016
Bulletin of the Seismological Society of America (2016) 106 (3): 1342–1356.
... approach described by Al Atik et al. (2014) to calculate Fourier amplitude spectra from predicted values of response‐spectral acceleration for all five Next Generation Attenuation ( NGA )‐West2 ground‐motion prediction equations ( GMPE s). We used these spectra to estimate κ 0 using the spectral‐decay...
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Journal Article
Published: 01 May 2016
Earthquake Spectra (2016) 32 (2): 1005–1031.
... span bridges, nuclear power plants, dams), and as a result the Pacific Earthquake Engineering Research (PEER) Center organized a program to develop ground motion prediction equations (GMPEs) for the vertical-component of ground motions as part of the NGA-West2 project ( Bozorgnia et al. 2014...
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Journal Article
Published: 01 May 2016
Earthquake Spectra (2016) 32 (2): 979–1004.
...Yousef Bozorgnia, M. EERI; Kenneth W. Campbell, M. EERI We summarize the development of the NGA-West2 Bozorgnia-Campbell empirical ground motion model (GMM) for the vertical components of peak ground acceleration (PGA), peak ground velocity (PGV), and 5%-damped elastic pseudo-absolute acceleration...
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Journal Article
Published: 05 April 2016
Bulletin of the Seismological Society of America (2016) 106 (3): 1331–1341.
...Behzad Hassani; Gail M. Atkinson Abstract We examine the applicability of the Next Generation Attenuation‐West2 (NGAWest2) site‐effects model ( Seyhan and Stewart, 2014 ), which is a V S 30 ‐based (time‐averaged shear‐wave velocity in the upper 30 m) model, to sites in central and eastern North...
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