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Scheduling about a common due date with job-dependant asymmetric earliness and tardiness penalties
The problem of scheduling n jobs with a common due date on a single machine so as to minimize the total cost arising from earliness and tardiness is considered. A general model is examined, in which earliness penalty and tardiness penalty are, respectively, arbitrary non-decreasing functions. Moreov...
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Published in: | European journal of operational research 1997-04, Vol.98 (1), p.154 |
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Main Authors: | , , |
Format: | Article |
Language: | English |
Subjects: | |
Online Access: | Get full text |
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Summary: | The problem of scheduling n jobs with a common due date on a single machine so as to minimize the total cost arising from earliness and tardiness is considered. A general model is examined, in which earliness penalty and tardiness penalty are, respectively, arbitrary non-decreasing functions. Moreover, the model includes two important features that commonly appear in practical problems, namely: 1. Earliness and tardiness are penalized with different weights which are job-dependent. 2. The earliness (or tardiness) penalty consists of two parts, one is a variable cost dependent on the length of earliness (or tardiness), while the other is a fixed cost incurred when the job is early (or tardy). This model provides a general and flexible performance measure for earliness/tardiness scheduling, which has not been attributed before. A number of results are established on the characterizations of optimal and sub-optimal solutions, and two algorithms are proposed based on these results. Computational results are also reported to demonstrate the effectiveness of the proposed algorithms. |
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ISSN: | 0377-2217 1872-6860 |