基于动态通信半径和群组运动的路由算法分析

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1、AbstractThewirelesssensornetworkroutingprotocol，whoseworkiscalculatingoptimalandforwardingdata,playakeyroleintheentirewirelesssensornetworksandwhoseexcellencedirectlydeterminestheoverallperformance，survivalperiodandrobustnessofthenetwork．Aimingtotheproblemoftheresearchofro

2、utingprotocolwhichbebasedontheindependentstateofmotionofthesensornodesandclusteringbasedontheresidualenergyofsensornodes，combines谢tIlthenodeofthe‘'groupmovement’''inmulti-SINKandSINKtwo-movementstationscene，leadingintheredundantcontrolmechanismandeventpdorityassessmentmech

3、anism，thepaperputsforwardaroutingalgorithmsbasedonDynamicCommunicationRadiusandGroupMovement(DCRGM)．DCRGMputsforwardthegroup—headsbasesonthenodedistributiondensityandthesurplusenergyoftwoparameters，andaccordingtothenodedistributiondensitytodynamicallyadjustmentofthenodetra

4、nsmissionpower(toincreasesensorcommunicationradius)，expandthescopeoftheperceptionofthesensor,increasethescopeofthenodegroup、加tllthepurposeofimprovingthereliabilityefficiencyofthedatatransmissionandreducingtransmissiondelay．Thepaperfirstdescribesthecharacteristicsandapplica

5、tionsofwirelesssensornetworks，basedonCurrentSituationoftheResearchatHomeandAbroadandthemainproblemoftheroutingprotocol，givestheprinciples，datatransmittingprocessofthemutingprotocolbasedonHierarchicalstrategyanddynamicstrategy，andcomparativelyanalyzestheirperformance．Thepap

6、erdescribethebasicprinciple，networkmodel，theformationandservicingofthenode-group，Aggregationprobabilitycalculationmethod,thetwo-layeredroutingforwardingmechanismandtheredundancymanagementindetail．ThispaperrealizesthesimulationofDCRGM，LEACHandDTbyusingthesoftwarecalledNetwo

7、rkSimulatorversion20qs2)，andvalidatestheadvantagesofthreealgorithmsofthesuccessratedatatransmission,theaveragetransferringdelay，averagevicethreeindexfigures．Andundertheconditionofchangingfourparametersrespectivelyofgatheringnodenumbers，nodedistributiondensity,nodecommunica

8、tionradiusandnodecapacityofstoragetoV耐匆theperformanceofthethreekindsofalgorithm．Theexperi