Matrix Inversion

Sample and Computationally Efficient Stochastic Kriging in High Dimensions featured image

Sample and Computationally Efficient Stochastic Kriging in High Dimensions

Stochastic kriging has been widely employed for simulation metamodeling to predict the response surface of complex simulation models. However, its use is limited to cases where the …

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Liang Ding

Surrogate-Based Simulation Optimization

Simulation models are widely used in practice to facilitate decision making in a complex, dynamic and stochastic environment. But they are computationally expensive to execute and …

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L. Jeff Hong
High-Dimensional Simulation Optimization via Brownian Fields and Sparse Grids featured image

High-Dimensional Simulation Optimization via Brownian Fields and Sparse Grids

High-dimensional simulation optimization is notoriously challenging. We propose a new sampling algorithm that converges to a global optimal solution and suffers minimally from the …

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Liang Ding