Bayesian operational modal analysis with multiple setups and multiple (possibly close) modes

Zuo Zhu,Siu-Kui Au,Binbin Li,Yan-Long Xie

Mechanical Systems and Signal Processing（2021）

引用 19|浏览4

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摘要

•Fast algorithm is developed to identify modal parameters in the multi-mode multi-setup setting.•Proposed EM algorithm is elegant, efficient and friendly to computer coding.•Synthetic/field data and comparison with existing approaches verify its performance.

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关键词

Operational modal analysis,Bayesian inference,BAYOMA,Expectation–maximisation,Multiple setups,Close modes

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