REALISTIC APPROACH FOR MODELING STOCHASTIC LEAD TIME DISTRIBUTIONS

被引:22
作者
KOTTAS, JF
LAU, HS
机构
来源
AIIE TRANSACTIONS | 1979年 / 11卷 / 01期
关键词
D O I
10.1080/05695557908974401
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
This paper presents some techniques for the realistic treatment of stochastic lead-time-demands in inventory models. First, we suggest the use of the first four moments to describe the diversified distribution forms of the lead times and the daily demands; and formulas for deriving a lead-time-demand's first four moments are presented. Next, we demonstrate the use of a lead-time-demand's first four moments in conjunction with the Johnson et al.'s tables to obtain various probability estimates. Thirdly, we discuss the use of the versatile four-parameter Schmeiser-Deutsch curves to fit a lead-time-demand distribution. The computational advantages of using the fitted Schmeiser-Deutsch curves in solving inventory models are then illustrated. © 1979 AIIE.
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页码:54 / 60
页数:7
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