Wireless sensor network key node identification method based on multi-objective optimization

The invention discloses a wireless sensor network key node identification method based on multi-objective optimization. The method comprises the following steps: acquiring network topology information of a wireless sensor network; the network topology information comprises a node number, a node serial number, a node position, a node survival state, a node protection cost and a node connection relationship; constructing a network protection objective function set by using the network topology information; and solving the network protection objective function set and the network topology information to obtain the key node information of the wireless sensor network. The method can be applied to wireless network simulation software, the key nodes of the wireless sensor network are identified according to a plurality of optimization targets under the simulation condition, and a foundation is laid for wireless network task planning. 本发明公开了一种基于多目标优化的无线传感器网络关键节点识别方法，所述方法包括：获取无线传感器网络的网络拓扑信息；所述网络拓扑信息，包括节点数目、节点序号、节点位置、节