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Research on Fault Diagnosis Performance and Average Node Degree in WSN
Author(s): JI Sai, YUAN Shenfang, LI Hanguang
Pages: 14-
16
Year: 2010
Issue:
7
Journal: Computer Engineering
Keyword: structural health monitoring; Wireless Sensor Network(WSN); fault diagnosis; fault detection; spatial correlation; average node degree;
Abstract: 在基于无线传感器网络的结构健康监测中,故障节点产生并传输的错误数据将消耗节点的能量和带宽,同时会形成结构健康监测的错误决策.针对该问题,提出一种节点故障诊断算法,利用节点感知传感数据的空间相似性,通过对邻节点所感知的传感数据进行比较,确定检测节点的状态,将测试状态向网络中其他相邻节点进行扩散,实现网络中全部节点的故障检测.同时介绍在不同平均节点度下改善故障诊断率的方法.实验结果表明,该算法能够获得...
Citations
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