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Nonstationary Response Analysis of Long Span Bridges under Spatially Varying Differential Support Motions Using Continuous Wavelet Transform
Publisher: American Society of Civil Engineers
Abstract: An input-output relation for the nonstationary response of long-span bridges subjected to random differential support motions is proposed in the present study. The proposed methodology is more general than the existing ...
Analysis of Frequency Nonstationarity via Continuous Wavelet Transform in the Response of Primary-Secondary Systems
Publisher: American Society of Civil Engineers
Abstract: An investigation into the frequency nonstationarity in the response of primary-secondary (P-S) systems and the impact it could have in the analysis of such structures has been presented in this note. For this purpose, a ...
Simultaneous Input and Parameter Estimation of Hysteretic Structural Systems Using Quasi-Monte Carlo-Simulation-Based Minimum Variance Unbiased Estimator
Publisher: ASCE
Abstract: This work proposes an efficient identification scheme for simultaneous input and parameter estimation of the hysteretic systems. For this purpose, a quasi-Monte Carlo (QMC)-simulation-based approach is adopted, where the ...