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Some inverse min-max network problems under weighted l1 and l norms with bound constraints on changes
Authors:Xiaoguang Yang and Jianzhong Zhang
Institution:(1) Academy of Mathematics and Systems Science, Chinese Academy of Sciences, Beijing, 100080, China;(2) Department of System Engineering and Engineering Management, The Chinese University of Hong Kong, Hong Kong, China
Abstract:We consider some inverse min-max (or max-min) network problems. Such an inverse problem is to modify the weights with bound constraints so that a given feasible solution becomes an optimal solution of a min-max (or max-min) network problem, and the deviation of the weights, measured by the weighted l 1 norm or weighted l norm, is minimum. In this paper, we present strongly polynomial time algorithms to solve the inverse min-max spanning tree problem and the inverse maximum capacity path problem.
Keywords:Inverse min-max network problem  Weighted l          1 norm  Weighted l   norm  Bound constraints  Polynomial time algorithms
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