J Austral Math Soc Ser B 38 pp126--139, 1996.

Variance Minization - Relationship between Completion-Time Variance and Waiting-Time Variance

S. Zhou and X. Cai

(Received 2 March 1994; revised 9 September 1994)

Abstract

The completion-time variance (CTV) and the waiting-time variance (WTV) are two performance measures which are commonly used in optimization of single-machine scheduling systems. This paper shows that when the number of jobs is large the two measures are nearly equivalent in a probabilistic environment.

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Authors

S. Zhou: Department of Mathematics, The University of Western Australia, Nedlands, WA 6009, Australia.
X. Cai: Department of Systems Engineering, The Chinese University of Hong Kong, Shatin, N.T., Hong Kong.

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Last Modified: Mon Dec 10 14:02:19 2001