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自动化学报 2005
无线传感器网络中基于伸展树的感知节点分布优化, PP. 737-742 Keywords: Sensornetwork,adhoc,distributionoptimization,geneticalgorithm Abstract: ？Inasensornetwork,reasonabledistributionofsensornodeswilldomuchgoodtotheimprovementofsensorialability.Inasensornetworkconstructedbyrandomlyscattering,abettersensingcoveragecanbeachievedbytopologyadjustmentutilizingmobilityofsomesensornodes.Tosolvethisproblem,wedefineanextending-treeinthesensornetworkusingVoronoidiagramsandDelaunaynetwork.Onthisbase,anewoptimizationalgorithmofsensornodedistributionbasedongeneticalgorithmisdesigned,whichprovidesasoundeffectivemeanstoimprovethesensorialabilityofnetwork.Simulationoutputshowsthatthisalgorithmcanachieveanoptimizingnodedistributionintheobjectarea,bywhichsensorialabilityofthewholesensornetworkcanbeimprovedatarelativelylowcost.
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