Scheduling Equal Processing Time Jobs to Minimize the Weighted Number of Late Jobs
Scheduling Equal Processing Time Jobs to Minimize the Weighted Number of Late Jobs
复制标题
安排相等处理时间的作业以最小化迟到作业的加权数量
DOI:
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发表时间:
2006
期刊:
影响因子:
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通讯作者:
Svetlana A. Kravchenko
中科院分区:
文献类型:
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作者:
P. Brucker;Svetlana A. Kravchenko
We prove that the problem P ∣ pi = p, pmtn ∣ ∑wiUi is unary NP-hard although the corresponding nonpreemptive problem can be solved in O(n log n) time, where n is the number of jobs. This contrasts the fact that usually preemptive problems are not harder than their nonpreemptive counterparts.