第36卷第1期2023年1月传感技术学报CHINESEJOURNALOFSENSORSANDACTUATORSVol.36No.1Jan.2023项目来源:浙江省自然科学基金项目(LZ22F010005);浙江省教育厅科研项目(Y201839636)收稿日期:2022-01-27修改日期:2022-04-24ResearchonIdentityRecognitionTechnologyBasedonWiFiSignalandDeepLearning∗WUZhefu,XIAOXinyu,LINChao,GONGShufeng,FANGLuping∗(CollegeofInformationEngineering,ZhejiangUniversityofTechnology,HangzhouZhejiang310023,China)Abstract:WiththeuniversaldeploymentofeconomicalWiFidevices,ubiquitousWiFisignalshavebeenappliedtoWiFi⁃basedhumansensingandindividualidentification.However,traditionalmethodsrelyontheindividual’sgaitcharacters,whichneedseveralminutesofwalkingtoextractthewirelesssignature,limitingthespeedandsizeoftheidentification,andfinallydecreasetheapplicability.Adevice⁃freefastpersonidentificationapproachisproposedtoaddressthechallenges.Firstly,RF⁃basedbiometriccharactersareusedtoderivethepersonalChannelStateInformation(CSI)fingerprint,suchstaticinformationcouldeffectivelyenablequickidentificationofmorepeople.ThendataaugmentandPrincipalC...