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一种海上落点声学测量基站优化布设方法.docx

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一种海上落点声学测量基站优化布设方法 Title:OptimizationMethodforthePlacementofAcousticMeasurementStationsforSeabedLocalization Abstract: Theaccuratelocalizationofunderwatertargetsisacriticaltaskwithvariousapplicationssuchasmarinenavigation,hydrography,andenvironmentalmonitoring.Acousticmeasurementstationsplayamajorroleinthisregard,providingvaluabledataforaccurateseabedlocalization.Thispaperproposesanoptimizationmethodfortheplacementofacousticmeasurementstationsatsea,aimingtoimprovelocalizationaccuracywhileminimizingthenumberofrequiredstations.Theproposedmethodconsidersfactorssuchaswaterdepth,targetrange,andenvironmentalconditionstooptimizethedistributionofmeasurementstationsforefficientseabedlocalization. Keywords:acousticmeasurementstations,seabedlocalization,optimization,waterdepth,targetrange,environmentalconditions 1.Introduction Seabedlocalizationistheprocessofaccuratelydeterminingthepositionofunderwaterobjectsorfeatures.Theuseofacousticsystems,suchassonar,offersaneffectivesolutionforthistask.Acousticmeasurementstationsaredeployedatstrategiclocationsinthewatertocollectdatarequiredforaccuratelocalization.However,theplacementofthesestationsplaysakeyroleinachievingoptimallocalizationaccuracy.Thispaperpresentsanoptimizationmethodfortheplacementofacousticmeasurementstations,addressingtheimportanceoffactorssuchaswaterdepth,targetrange,andenvironmentalconditions. 2.FactorsinfluencingthePlacementofAcousticMeasurementStations Severalfactorsinfluencetheoptimalplacementofacousticmeasurementstationsforaccurateseabedlocalization: 2.1WaterDepth Waterdepthisacrucialfactorindeterminingtheplacementofmeasurementstations.Theacousticsignal'spropagationcharacteristics,includingsignalstrengthandfrequencyattenuation,aregreatlyaffectedbywaterdepth.Therefore,thestationsshouldbeplacedatappropriateintervalstoensuresufficientcoverageatdifferentdepths. 2.2TargetRange Thedesiredrangeofthetargetstobelocalizedalsoaffectstheplacementofmeasurementstations.Stationsmustbestrategicallypositionedtocoverthedesiredtar