Comparison of Scaling Ground Motions Using Arithmetic with Logarithm Values for Spectral Matching Procedure

Table 5

Components selected by ASM and LSM methods at the three hazard levels (20-story).

Hazard level	Sequence	ID number	ASM				LSM
			Comp.	SF	SSE	ID number	Comp.	SF	SSE	Relative error (%)
50/50	1	17	I-ELC180	0.90	0.11	9	TCU047-N	1.21	3.42	—
	2	30	H-CHI282	0.93	0.12	30	H-CHI282	1.05	4.84	12.8
	3	6	CCN360	1.08	0.13	28	HCH180	0.54	5.08	—
	4	31	STN020	1.35	0.14	23	FAR000	3.75	6.32	—
	5	19	TAF021	1.89	0.16	2	AND360	2.25	6.69	—
	6	27	HCH090	0.75	0.19	20	TAF111	1.54	7.38	—
	7	15	TCU045-N	0.98	0.19	15	TCU045-N	1.24	9.01	27.2
10/50	1	28	HCH180	1.17	0.52	18	I-ELC270	2.22	4.02	4.5
	2	3	BLD090	3.32	0.69	28	HCH180	1.44	4.44	22.6
	3	18	I-ELC270	2.13	0.70	9	TCU047-N	3.22	4.71	—
	4	5	CCN090	2.24	0.82	38	TCU107-W	1.16	8.00	—
	5	16	TCU045-W	2.77	0.88	39	YER270	1.50	8.22	—
	6	40	YER360	2.22	0.88	29	H-CHI012	3.39	8.24	—
	7	11	TCU095-N	2.61	1.00	15	TCU045-N	3.30	9.58	—
2/50	1	5	CCN090	4.45	1.80	30	H-CHI282	4.74	5.78	33.2
	2	28	HCH180	2.30	2.06	28	HCH180	2.45	5.88	6.5
	3	18	I-ELC270	4.16	3.21	9	TCU047-N	5.49	6.02	—
	4	39	YER270	2.82	4.24	5	CCN090	5.91	9.19	32.7
	5	30	H-CHI282	3.56	4.65	18	I-ELC270	3.79	9.70	−8.8
	6	16	TCU045-W	5.34	5.37	15	TCU045-N	5.63	14.07	—
	7	38	TCU107-W	2.70	5.58	22	CHY036-W	2.54	15.15	—