Seismic Response Prediction of Buildings with Base Isolation Using Advanced Soft Computing Approaches

Table 1

GMs’ properties and statistical structures response.

GM record		Ground motion properties					Roof Response
		R.S.	Distance (Km)	Duration (sec.)	Max PGA (g)	Max Sa (g)	Max Disp (mm)	Max Acc (g)
LA4	1979 El Centro (Imperial Valley)	6.5	4.1	39	0.49	1.54	117.98	0.54
LA8	1992 Barstow (Landers)	7.3	36	80	0.43	1.01	165.83	0.53
LA13	1994 Newhall (Northridge)	6.7	6.7	60	0.68	2.48	275.47	1.04
LA20	1986 North Palm Springs	6	6.7	60	0.99	3.85	322.80	1.22
LA23	1989 Loma Prieta	7	3.5	25	0.42	1.64	211.66	0.73
LA27	1994 Northridge	6.7	6.7	60	0.93	1.85	325.79	0.82
LA30	1974 Tabas	7.4	1.2	50	0.99	3.72	275.53	1.12
LA40	Palos Verdes (simulated)	7.1	1.5	60	0.63	1.38	588.38	0.95