The authors introduce eSMC², which uses an EnKF with state-dependent observation variance and an unbiased Gaussian estimator to achieve computational gains over SMC² while yielding comparable posterior estimates for epidemic states and parameters.
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Efficient sequential Bayesian inference for state-space epidemic models using ensemble data assimilation
The authors introduce eSMC², which uses an EnKF with state-dependent observation variance and an unbiased Gaussian estimator to achieve computational gains over SMC² while yielding comparable posterior estimates for epidemic states and parameters.