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无线传感器网络中的覆盖优化算法研究

TAO Yang,LIN Yan-fen,HUANG Hong-cheng

COMPUTER ENGINEERING（2011）

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Abstract
针对无线传感器网络中经典的覆盖保持节点调度算法(CPNSS)查找冗余节点效率不高的问题,考虑实际传感器网络中节点感应半径不相同的情况,提出一种推广的高效覆盖优化算法(GECPNSS).建立扩展节点网络模型,分析多种节点位置关系,对中心角计算法进行扩展改进,并从括动节点数、平均覆盖度方面比较算法的性能.仿真实验结果表明,在保持初始覆盖的前提下,GECPNSS能更有效地提高冗余节点判定效率、扩展算法适应面.
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Key words
Wireless Sensor Networks,Coverage and Connectivity,Routing Techniques
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