112维谱估计在直升机声信号特征提取中的应用-豆柴文库

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112维谱估计在直升机声信号特征提取中的应用
Title:Applicationsof112-DimensionalSpectralEstimationinHelicopterSoundSignalFeatureExtraction
Abstract:
Helicopternoisehasbecomeasignificantenvironmentalconcernduetoitsimpactonindividuals'dailylivesandthepotentialharmitposestohumanhealth.Extractingmeaningfulfeaturesfromhelicoptersoundsignalsiscrucialforeffectivenoisecontrolandmitigationstrategies.Inrecentyears,theapplicationofmultidimensionalspectralestimationtechniques,suchasthe112-dimensionalspectralestimationmethod,hasshownpromisingresultsinaccuratelycharacterizinghelicopternoise.Thispaperwillprovideanoverviewoftheapplicationofthe112-dimensionalspectralestimationinhelicoptersoundsignalfeatureextraction,discussingitsadvantages,methodologies,andpotentialfuturedevelopments.
1.Introduction
1.1Background
1.2ObjectivesandSignificanceoftheStudy
2.HelicopterNoiseandSoundSignalCharacteristics
2.1HelicopterNoiseOverview
2.2SoundSignalCharacteristics
2.3ChallengesinHelicopterSoundSignalFeatureExtraction
3.SpectralEstimationTechniquesforSoundSignalAnalysis
3.1TraditionalSpectralEstimationMethods
3.2TheEmergenceofMultidimensionalSpectralEstimationTechniques
3.3AdvantagesandLimitationsof112-DimensionalSpectralEstimation
4.112-DimensionalSpectralEstimationMethodology
4.1Overviewofthe112-DimensionalSpectralEstimationTechnique
4.2DataPreprocessingandCleaning
4.3FeatureExtractionProcessusing112-DimensionalSpectralEstimation
4.4InterpretationandClassificationofExtractedFeatures
5.Applicationsof112-DimensionalSpectralEstimationinHelicopterNoiseAnalysis
5.1IdentificationofDominantNoiseComponents
5.2SourceLocalizationandMapping
5.3ComparisonwithTraditionalSoundSignalFeatureExtractionMethods
6.CaseStudiesandResults
6.1CaseStudy1:HelicopterNoiseAssessmentinUrbanEnvironment
6.2CaseStudy2:EffectivenessofNoiseControlMeasuresusing112-DimensionalSpectralEstimation
6.3ResultsandDiscussion
7.FutureDevelopmentsandChallenges
7.1PotentialImprovementsto112-DimensionalSpectralEstimation
7.2IntegrationwithMachineLearningAlgori