欢迎来到天天文库
浏览记录
ID:37422225
大小:2.67 MB
页数:71页
时间:2019-05-23
《基于LS-SVM的软测量建模方法的应用研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、STUDYONSOFTSENSORMODELINGBASEDoNLEASTSQUARESSUPPORTVECTORMLACHINESABSTRACTh1modemmdustrialproeess,someV撕ablesareVe巧hal.dtobemeasⅦred0revenc锄0tbemeasuredillrealtiInebye】【istiIlgi11曲rumems,butsoftsensorisalle位咖ememodtosolVethisprI曲lem.DistillationcolllIllnisacomplexche血calindllStri
2、alprocess,wbjchischaracterizedofrlommeari饥seVerelags觚d劬e-Variantproperties,etc.C0nce曲眦ionofdistillationproductsisdi伍culttobemeasuredon1iIle.Asformepmblem,tmsp印erusesdi虢rentl(indsofsoftsensorsmethodsbaSedonartificialneuralnetwork觚dleaStsquaressupportVectormachiIle,mrou曲summ撕zingⅡ1
3、ecu玎entstateofconcentrationonlinemeasurementandt脚itionalsoRsensorsmetllods.ThemaillwotI【sofmep印er(1)111ispaperi11.昀ducesmes
4、cructure2uldp血lcipleofradialbasis缸lctionneuralnetwofk’mearlⅥ柚1especificallyintroducestopolopyandlearnillgalgoritlllllofa(1印tiveneuro一矗Jz巧i11ferencesystem.Th
5、esoftsensormodelofconce曲rationofalcoh01distillationproduCtises.tablished,Ⅵ帕chreSpectiVelyusespreViousmethods.Theresunsshowt11att、ⅣomodelshaVegood印pr0)(imationc印abili啦(2)SupportVectormacllinealldleastsquaressupportVectormachmeforregessionmodel洒gare咖diedmdetail.Thep印erusesone-dimen
6、sionaltest劬ctiontoproVet11eVdid毋ofLS—SⅥ江.111enallonlinepredietionmemodofmconcenn吼ionofalcoholdistillationproductsbasedonLS—SⅥ江w嬲proposed,comparedwitll恤efirst锕omethodsthatt11ismemodhasgreatergeneralizationabili够(3)T0solVe廿1eparameterselectionissueint11eLS—SVM,particleswanIloptimi2
7、ationalgori妇isused.HoweVer’PSOe嬲ilyfallsin协localoptimalValue,tllisp印erproposesmaI】yiInproVedalgoritllmssuCh嬲increaSingthedi加b锄ce.AtmesametiIne,证ordertomcreaSet11eextr印olationc印ac时ofmodel,thisp印eruses七一foldcross—Validationmet圭10daSLS-SVMp黜neterS’ta唱et.SincetheLS—SVMhasme10ssofspar
8、seness,t11eMahalaIlobisdistanceofmealgorithIniIlstatisticalmethodsisusedto锄alyzet11esimil撕够ofsan叩1estoremoVepartoft11econcen们tedsanlplesiIlordertosimpli矽也emodels臼mcture.Finally,thispaperusest11e证lpr0VedPSO-LSSVMmetllodSt0establisht11esoftsensormodelofalcohol’sconcentratio玛shulati
9、onreSultsshowmattllemodelaCcuI犹yisM曲erma
此文档下载收益归作者所有