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异构WSN中能耗偏差协调的分簇算法
  • 摘要

    针对异构无线传感器网络中的能量消耗不均匀,能量利用率偏低的问题,提出了基于能耗偏差协调的分簇算法(CDEC).该算法充分利用网络异构性的特点,通过引入节点能耗偏差度β及其协调参数λ,对簇头选举的门限值及簇头轮换的条件进行实时调整,以达到均衡网络能耗、降低额外能耗的目的.仿真结果表明,CDEC分簇算法使得网络中能量的消耗更加均衡合理,显著延长了网络寿命,提高了网络的吞吐率.

  • 作者

    黄瑞玲  张伟  HUANG Rui-ling  ZHANG Wei 

  • 作者单位

    江南大学物联网工程学院,江苏无锡,214122

  • 刊期

    2012年12期 ISTIC PKU

  • 关键词

    无线传感器网络  CDEC分簇算法  偏差度  簇头轮换  网络寿命 

参考文献
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