第36卷第5期2023年5月传感技术学报CHINESEJOURNALOFSENSORSANDACTUATORSVol.36No.5May2023项目来源:黑龙江省自然科学基金(ZD2019F004);黑龙江省高等教育教学改革项目(SJGY20200781);黑龙江省教育厅基本业务专项项目(135309115)收稿日期:2022-05-09修改日期:2022-06-28VoiceprintFeatureExtractionSOCDesignBasedonFormantandMelCepstral∗XIQingyun1∗,QIUChangjiang2,TAOBairui2,GUANXinyu2,MIAOFengjuan2(1.XingAnLeagueBranch,InnerMongoliaRadioandTelevisionUniversity,Ulanhot,InnerMongolia,137400,China;2.CollegeofCommunicationsandElectronicEngineering,QiqiharUniversity,QiqiharHeilongjiang161006,China)Abstract:Vowelformants,whichreflectthephysicalcharacteristicsofthevocaltract(resonator)andarenoteasilyaffectedbytheenvi⁃ronment,canbetterreflectthespeaker’svoiceprintcharacteristics.Forthisreason,thespeakerformantadaptiveMFCC(MelCepstralCoefficient)featureextractionSOC(systemonchip)isproposed.Firstly,thethreegroupsofformantsofthespeaker’svoicevowelsareextractedtodesigntheMeltriangularfilterbank,andtheMFCCisimprovedthroughadaptivefusionofthespeaker’sspeechfeaturesbasedontraditionalMFC...