Advances in Bridge Engineering

Table 3 R² in PSDMs for bridge components

From: Utilizing a new self-centering hysteresis model to assess the seismic vulnerability of a long-span cable-stayed bridge equipped with SMA wire-based roller bearings

EDP	R² (FS)			R² (RS)			R² (SMA-RBS)
EDP	PGA	PGV	Sa(T₁)	PGA	PGV	Sa(T₁)	PGA	PGV	Sa(T₁)
ε/ε_y	0.56	0.76	0.25	0.39	0.77	0.55	0.57	0.79	0.33
μ_d	0.48	0.91	0.42	0.44	0.88	0.48	0.52	0.96	0.56
θ	0.70	0.88	0.29	0.52	0.94	0.57	0.70	0.88	0.33
Δ	0.13	0.76	0.65	0.35	0.76	0.61	0.30	0.81	0.69

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