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A fast time-stepping strategy for ODE systems equipped with a surrogate model
Simulation of complex dynamical systems arising in many applications is ...
11/07/2020 ∙ by Steven Roberts, et al. ∙
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A Multifidelity Ensemble Kalman Filter with Reduced Order Control Variates
This work develops a new multifidelity ensemble Kalman filter (MFEnKF) a...
07/01/2020 ∙ by Andrey A Popov, et al. ∙
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An Explicit Probabilistic Derivation of Inflation in a Scalar Ensemble Kalman Filter for Finite Step, Finite Ensemble Convergence
This paper uses a probabilistic approach to analyze the converge of an e...
03/29/2020 ∙ by Andrey A Popov, et al. ∙
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A Stochastic Covariance Shrinkage Approach in Ensemble Transform Kalman Filtering
Operational Ensemble Kalman Filtering (EnKF) methods rely on model-speci...
02/29/2020 ∙ by Andrey A Popov, et al. ∙
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ODE Test Problems: a MATLAB suite of initial value problems
ODE Test Problems (OTP) is an object-oriented MATLAB package offering a ...
01/14/2019 ∙ by Steven Roberts, et al. ∙
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A Bayesian Approach to Multivariate Adaptive Localization in Ensemble-Based Data Assimilation with Time-Dependent Extensions
Ever since its inception, the Ensemble Kalman Filter has elicited many h...
09/24/2018 ∙ by Andrey A Popov, et al. ∙
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Andrey A Popov
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Virginia Polytechnic Institute and State University
