Robust equation discovery considering model discrepancy: A sparse Bayesian and Gaussian process approach

Yi-Chen Zhu,Paul Gardner,David J. Wagg,Robert J. Barthorpe,Elizabeth J. Cross,Ramon Fuentes

Mechanical Systems and Signal Processing（2022）

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摘要

•Bayesian formulation for robust equation discovery considering model discrepancy.•Efficient parameter estimation based on expectation maximisation algorithm.•Examples with parametric study, synthetic and real data.

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关键词

Parameter identification,Sparse Bayesian inference,Gaussian process,Model discrepancy,Equation discovery

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