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Variance estimation and sequential stopping in steady-state simulations using linear regression
We propose a method for estimating the variance parameter of a discrete, stationary stochastic process that involves combining variance estimators at different run lengths using linear regression. We show that the estimator thus obtained is first-order ...
Stochastic kriging with biased sample estimates
Stochastic kriging has been studied as an effective metamodeling technique for approximating response surfaces in the context of stochastic simulation. In a simulation experiment, an analyst typically needs to estimate relevant metamodel parameters and ...
Efficient simulations for the exponential integrals of Hölder continuous gaussian random fields
In this article, we consider a Gaussian random field f(t) living on a compact set T⊂ Rd and the computation of the tail probabilities P(∫Tef(t)dt > eb) as b → ∞. We design asymptotically efficient importance sampling estimators for a general class of ...
A restricted multinomial hybrid selection procedure
Analysts using simulation models often must assess a large number of alternatives in order to determine which are most effective. If effectiveness corresponds to the likelihood of yielding the best outcome, this becomes a multinomial selection problem. ...
SESSL: A domain-specific language for simulation experiments
This article introduces SESSL (Simulation Experiment Specification via a Scala Layer), an embedded domain-specific language for simulation experiments. It serves as an additional software layer between users and simulation systems and is implemented in ...
ConceVE: Conceptual modeling and formal validation for everyone
In this article, we present ConceVE, an approach for designing and validating models before they are implemented in a computer simulation. The approach relies on (1) domain-specific languages for model specification, (2) the Alloy Specification Language ...