Electronic Supplement to
Estimation of κ₀ Implied by the High-Frequency Shape of the NGA-West2 Ground-Motion Prediction Equations

by Arash Zandieh, Kenneth W. Campbell, and Shahram Pezeshk

Table S3. Random Effects for Model 3

Model Coefficients*	Ground-Motion Prediction Equations†
	ASK14	BSSA14	CB14	CY14	I14
c0	0.038239	0.038239	0.038239	0.038239	0.038239
c1	0.000398	−0.00316	−0.00114	−0.00192	0.000398
c2	0.005758	0.007313	0.005265	0.006107	0.005758
c3	0.003281	−0.00165	0.000468	−0.002	0.003281
m1	4.034371	4.034371	4.034371	4.034371	4.034371
m2	5.89437	5.521185	5.534333	6.148959	5.89437

*m₁ and m₂ are magnitude hinge points separating the three linear segments of the model, c₀ is a constant, and c₁–c₃ are magnitude-dependent coefficients (slopes).

†ASK14, Abrahamson et al. (2014); BSSA14, Boore et al. (2014); CB14, Campbell and Bozorgnia (2014); CY14, Chiou and Youngs (2014); I14, Idriss (2014).

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