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題名 Empirical Performance of Bias-Reducing Estimators for Regenerative Steady-State Simulations
作者 謝明華;D. Iglehart;P. Glynn
Hsieh,Ming-Hua ;D. Iglehart;P. Glynn
Hsieh,Ming-Hua
關鍵詞 Bias-reducing estimators; regeneration; simulation; steadystate estimation
日期 2004-01
上傳時間 17-Jan-2009 16:33:30 (UTC+8)
摘要 When simulating a stochastic system, simulationists often are interested in estimating various steady-state performance measures. The classical point estimator for such a measure involves simply taking the time average of an appropriate function of the process being simulated. Since the simulation can not be initiated with the (unknown) steady-state distribution, the classical point estimator is generally biased. In the context of regenerative steady-state simulation, a variety of other point estimators have been developed in an attempt to minimize the bias. In this paper, we provide an empirical comparison of these estimators in the context of four different continuoustime Markov chain models. The bias of the point estimators and the coverage probabilities of the associated confidence intervals are reported for the four models. Conclusions are drawn from this experimental work as to which methods are most effective in reducing bias.
關聯 ACM Transactions on Modeling and Computer Simulation, 14(4), 325-343
資料類型 article
DOI http://dx.doi.org/10.1145/1029174.1029175
dc.creator (作者) 謝明華;D. Iglehart;P. Glynnzh_TW
dc.creator (作者) Hsieh,Ming-Hua ;D. Iglehart;P. Glynn-
dc.creator (作者) Hsieh,Ming-Hua-
dc.date (日期) 2004-01en_US
dc.date.accessioned 17-Jan-2009 16:33:30 (UTC+8)-
dc.date.available 17-Jan-2009 16:33:30 (UTC+8)-
dc.date.issued (上傳時間) 17-Jan-2009 16:33:30 (UTC+8)-
dc.identifier.uri (URI) https://ah.lib.nccu.edu.tw/item?item_id=28308-
dc.description.abstract (摘要) When simulating a stochastic system, simulationists often are interested in estimating various steady-state performance measures. The classical point estimator for such a measure involves simply taking the time average of an appropriate function of the process being simulated. Since the simulation can not be initiated with the (unknown) steady-state distribution, the classical point estimator is generally biased. In the context of regenerative steady-state simulation, a variety of other point estimators have been developed in an attempt to minimize the bias. In this paper, we provide an empirical comparison of these estimators in the context of four different continuoustime Markov chain models. The bias of the point estimators and the coverage probabilities of the associated confidence intervals are reported for the four models. Conclusions are drawn from this experimental work as to which methods are most effective in reducing bias.-
dc.format application/en_US
dc.language enen_US
dc.language en-USen_US
dc.language.iso en_US-
dc.relation (關聯) ACM Transactions on Modeling and Computer Simulation, 14(4), 325-343en_US
dc.subject (關鍵詞) Bias-reducing estimators; regeneration; simulation; steadystate estimation-
dc.title (題名) Empirical Performance of Bias-Reducing Estimators for Regenerative Steady-State Simulationsen_US
dc.type (資料類型) articleen
dc.identifier.doi (DOI) 10.1145/1029174.1029175en_US
dc.doi.uri (DOI) http://dx.doi.org/10.1145/1029174.1029175en_US