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1、《专业英语》课程论文论文题目：WirelesssensornetworknodePositioningalgorithm学院(系)：信息工程学院专业：电子科学与技术班级：信研135班学生姓名：学号：1049721303194教师：2014年5月16日WirelesssensornetworknodepositioningalgorithmHujianSchoolofInformationEngineering,WuhanUniversityofTechnology,Wuhan,China434474935@qq.comA
2、bstract-Wirelesssensornetworksasanewtypeofdataacquisitiontechnology,combinedwithmicroelectronics,wirelesscommunicationsandwirelessnetworks,suchasmulti-discipline,havebroadapplicationprospectsinthefieldofindustrialcontrol,military,medicalassistance,andenvironmenta
3、lmonitoring.Inmostapplications,thephysicallocationoftheguidetothesensornodeisabasicrequirement,however,duetothelargenumberofsensornodes,randomlydistributed,andthesoftwareandhardwareresourcesarelimited,sostudyeffectivepositioningalgorithmtodeterminethelocationofea
4、chnodehasanimportanttheoreticalsignificanceandpracticalvalue.Accesstolargeamountsofliteratureonthebasisofthelessonsdoanoverviewofthewirelesssensornetwork-basedpositioningtechnology,wirelesssensornetworks,highlightsseveraltypicaldistributedpositioningalgorithmprin
5、cipleandcharacteristics,includingAmorphous,APIT,Centroid,DV-Hop,RSSI,etc.,itsMatlabsimulationenvironmentsimulationanalysis,andcomparethepositioningaccuracyofthevariousalgorithmsanderror.Keywords:wirelesssensornetworks,localizationalgorithm,Matlab,simulationanalys
6、isI.INTRODUCTIONPositioningofwirelesssensornetworksisthewireless,self-organizingnetworktoprovidelocationinformationofnodesinthenetworkinsomeway,self-organizingnetworklocalizationprocesscanbedividedintoself-positioningandtargetingnodenodepositioningitselftodetermi
7、nethecoordinatesoftheinformationnetworknode.Thetargetinginformationisneededtodeterminethecoordinatesofatargetwithinthenetworkcoverageoranevent.Nodeitselfistheprocessofdeterminingthepositioningpropertiesofthenetworkitself,oryoucanusethemanualcalibrationofvariousno
8、delocalizationalgorithmtocomplete.Targetingthelocationofthenetworknodesisknownasthereferencenode,thedestinationnodedeterminesthattheeventorthelocationinthenetw
