Firstly the constraints of weak vertex cover set are analyzed and the integer programming formulation for it is given.
首先分析了弱顶点覆盖集的约束关系，并给出了问题的整数规划形式。
Finally the approximation algorithm for the minimum weak vertex cover set is analyzed based on the maximal flow partition.
进一步分析了求解基于最大流划分的最小弱顶点覆盖集的近似算法。
The problem of seeking monitor-nodes for measuring the network traffic is regarded as the problem of finding out the minimum weak vertex cover of a graph which is NP-hard.
网络流量监测点问题可以抽象为图的最小弱顶点覆盖问题，而求解最小弱顶点覆盖问题是一个NP难题。
The problem of seeking monitor-nodes for measuring the network traffic is regarded as the problem of finding out the minimum weak vertex cover of a graph which is NP-hard.
网络流量监测点问题可以抽象为图的最小弱顶点覆盖问题，而求解最小弱顶点覆盖问题是一个NP难题。
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