Comparing Hysteretic Energy and Ductility Uniform Annual Failure Rate Spectra for Traditional and a Spectral Shape-Based Intensity Measure

Table 1

Magnitudes and corner frequencies for each stage for the seismic events used as seed.

	First stage		Second stage
	ωa	ωb	ωa	ωb
7.2	0.2013	3.5899	0.2203	3.9287
7.3	0.1721	3.3353	0.1939	3.7567
7.4	0.1471	3.0987	0.1706	3.5922
7.5	0.1258	2.8789	0.1501	3.4349
7.6	0.1075	2.6747	0.1320	3.2845
7.7	0.0919	2.4850	0.1162	3.1407
7.8	0.0786	2.3088	0.1022	3.0032
7.9	0.0672	2.1450	0.0899	2.8717
8.0	0.0574	1.9929	0.0791	2.7460
8.1	0.0491	1.8515	0.0696	2.6258
8.2	0.0420	1.7202	0.0613	2.5108