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一种改进的节点定位方法.docx

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一种改进的节点定位方法 Title:AnImprovedNodeLocalizationMethod:AComprehensiveReview (Wordcount:1201) Abstract: Nodelocalizationisacriticalaspectinwirelesssensornetworks(WSNs),asitenablestheaccuratepositioningofsensornodes.Accuratenodelocalizationenhancestheeffectivenessandefficiencyofvariousapplications,includingtargettracking,monitoring,anddatacollection.Thispaperaimstopresentacomprehensivereviewofanimprovednodelocalizationmethod,whichcombinesvarioustechniquestoenhancelocalizationaccuracy,efficiency,androbustness.Theproposedmethodutilizesthecollaborativeeffortsofneighboringnodesformorereliableandaccuratepositionestimation.Thepaperdiscussesthechallengesandlimitationsofexistingnodelocalizationapproachesandexploreshowtheproposedmethodovercomestheseissues. 1.Introduction Nodelocalizationisanessentialtaskinwirelesssensornetworks(WSNs)asitfacilitatesvariousapplicationsthatrelyonlocationinformation.Traditionalnodelocalizationapproaches,suchasGPS-basedmethods,maynotalwaysbefeasibleduetocost,powerlimitations,andenvironmentalfactors.Therefore,itiscrucialtodevelopefficientandaccuratetechniquesthatcanovercomethesechallenges.Theproposedimprovednodelocalizationmethodaimstoaddresstheselimitationsandenhancelocalizationaccuracy. 2.ChallengesandLimitations Thissectiondiscussesthechallengesandlimitationsofexistingnodelocalizationmethods.Thesechallengesincludetheinsufficientaccuracyofrange-basedlocalizationmethods,thehighenergyconsumptionofdistancemeasurementtechniques,thelimitedscalabilityofanchor-basedapproaches,andthevulnerabilityoflocalizationalgorithmstonodefailuresandmaliciousactivities. 3.Methodology Theproposedimprovednodelocalizationmethodcombinesvarioustechniquestoovercomethechallengesfacedbyexistingmethods.Thissectiondescribesthekeycomponentsofthemethodology,includingrange-basedlocalization,anchor-basedlocalization,collaborativepositioning,anderrorcorrectiontechniques.Themethodologyensuresaccurateandefficientlocalizationbyintegratinginformationfrommultipleneighboringnodesandincorporati