Investigating Efficiency of Vector-Valued Intensity Measures in Seismic Demand Assessment of Concrete Dams

Table 5

Dispersion of EDP|IM₁,IM₂. The upper and lower triangles show the dispersion values for EDP as DI_base and DI_neck, respectively.

IM1	IM2
	PGA	PGV	PGD	Sa(T1)	Sa(T2)	Sv(T1)	Sd(T1)	TD
PGA	—	0.657	0.696	0.376	0.593	0.724	0.714	0.729
PGV	1.127	—	0.682	0.377	0.565	0.666	0.663	0.684
PGD	1.145	1.207	—	0.376	0.582	0.748	0.741	0.782
Sa(T1)	0.749	0.887	0.913	—	0.362	0.377	0.378	0.374
Sa(T2)	0.956	1.040	1.072	0.907	—	0.592	0.589	0.593
Sv(T1)	0.688	0.773	0.810	0.807	0.804	—	0.774	0.815
Sd(T1)	0.750	0.889	0.915	0.760	0.909	0.807	—	0.804
TD	1.146	1.211	1.330	0.912	1.054	0.805	0.914	—