Research Article
Seismic-Parameter-Based Statistical Procedures for the Approximate Assessment of Structural Damage
Table 7
Multilinear regression model for the OSDI of Park and Ang without the constant term.
| Parameter | Estimate | Lower Limit | Upper Limit |
| PGA | 0.324 | 0.195 | 0.454 | PGV | 0.072 | −0.042 | 0.186 | PGA/PGV | −0.001 | −0.008 | 0.005 | | 0.007 | 0.005 | 0.009 |
RMSa | −0.095 | −0.175 | −0.016 | | −0.001 | −0.002 | 0.000 | | −0.003 | −0.014 | 0.007 |
SIH | 0.028 | −0.012 | 0.068 |
SIK | −0.010 | −0.123 | 0.104 | SIMR | −0.337 | −0.496 | −0.178 | EPA | −0.370 | −0.637 | −0.102 | EPAmax | 0.076 | 0.003 | 0.148 | | 0.043 | 0.019 | 0.067 | CAV | −0.020 | −0.052 | 0.012 | | −0.202 | −0.437 | 0.034 | CP | 0.008 | −0.044 | 0.060 | SD | −0.086 | −0.403 | 0.232 | SV | 0.154 | 0.062 | 0.247 | SA | 0.045 | −0.077 | 0.168 | | 0.016 | −0.018 | 0.051 |
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