IT应用

　　　2JournalofXihuaUniversity NaturalScienceMar.

2007

existatthisstage.Mobilesecuretransactionplatform,asacen2trallink,paredwithothermobilephonebankingprogramdesign,thisschemehasmoreadvantagesintheimplementationandapplicationservices.

Keywords:PKI;E2commerce;wirelesssecurity;mobilecommunication

du610039China),LUOXiao2hui,etal.JOURNALOFXIHUAUNI2VERSITY.v.26,no121PP124225,2/2007.(ISSN16732159X;InChi2nese)

Abstract:Thispaperintroducesthestructure,encodingmethod,andthecomputationprocessforcodecheckingofakindofunidimensionalbarcode,Code39.BasedonCode39,amanagementsystemforuniversityrecruitmentwasdesignedun2derC/Smode.Thesystemconsistsoffourmodules,whicharedatamanagement,barcodecreationandprinting,checkingin,andstatisticreport.Withtheapplicationofthissystem,thedataoffresherscanbefullycollectedandmanagedintime,se2curelyandaccurately.Therefore,thesystemisvaluableforpracticaluse.

Keywords:barcode39;C/Smode;managementofuni2versitiesrecruitment

IntuitionisticFuzzyFilterofLatticeImplicationAlgebra

PEIZheng(SchoolofMathematics&Computer,XihuaUniversi2ty,Chengdu610039China).JOURNALOFXIHUAUNIVERSITY.v.26,no121PP117220,2/2007.(ISSN16732159X;InChinese)

Abstract:Inthepaper,theconceptofintuitionisticfuzzyfilterinlatticeimplicationalgebrasisproposed,anditsproper2tiesarediscussed.Therelationbetweenintuitionisticfuzzyfilterandintuitionisticfuzzylatticefilterisgiven,theequivalenceconditionsofintuitionisticfuzzyfilterareatheoreticalfoundationforthefuzzyfilterinKeywords:;intuitionisticfuzzyset;filter;fuzzyfilter

QLingofandInformationEngineering,Xihua,610039China),WEIZu2xueetal.JOURNALOFUNIVERSITY.v.26,no121PP126230,2/2007.(ISSN16732159X;InEnglish)

Abstract:QuestionandAnswering(QA)systemcurrentlyisahotresearchtopic,andwidelyusedingovernmental,aca2demic,andcommercialapplications.QAsystemstakenaturallanguagequeriesasinput,processlargeunstructureddocumentcollections,andreturnpreciseanswersasoutput.ThispapersummarizesthecurrentresearchstatusandthemethodsofQAsystemavailableontheWeb,introducestheevaluationsofQAsystems,andatlastgivesfutureworkofQAsystems.

Keywords:QAsystem;NLP;IR;evaluation

WANGYan(SchoolofInformationScienceandTechnology,SouthwestJiaotongUniversity,Chengdu610031China),MUWen2guang,etal.JOURNALOFXIHUAUNIVERSITY.v.26,no121PP121223,2/2007.(ISSN16732159X;InChinese)

Abstract:Aimingatusers’complexneedsofthepersonnelandpayrollmanagement,theauthorsdevelopedapersonnelsalarymanagementsystemwithB/.Thedesignandfunctionalrealizationofthemanagementofpersonnelfiles,attendancemanagementandpayrollmanage2mentwerediscussedinthispaper.Inthesystem,wasusedtoaccessdatabaseandtooptimizethedataaccesssoastoachievetheflexibleconfigurationonsystempowerandpagecachingtechnologyforalleviatingtheburdenofCPU.Thesys2temimprovestheefficiencyofthebusinessmanagementandwillalsoplayanimportantroleinpromotingtheadministrationmanagement.

Keywords:;B/S;personnelmanagement;MIS

AnImprovedMethodforShort2TermLoadForecastingBasedonSupportVectorMachines

LIYun2fei(DepartmentofElectricalEngineering,SouthwestJiao2tongUniversity,Chengdu610031China),HUANGYan2quan,etal.JOURNALOFXIHUAUNIVERSITY.v.26,no121PP131234,2/2007.(ISSN16732159X;InChinese)

Abstract:Grid2searchmethod,whichaimstosolvethepa2rametersselectionproblemsforSVMmethod,isintroducedtoshort2termloadforecastingbasedonsupportvectormachinesaf2tertheparameterperformanceofsupportvectormachines(SVM)isanalyzed.Thismethodreducestheblindnessforthechoiceofanappropriatesetofparameters,anditishelpfultoimprovethepredictionprecisionofSVMmethod.ExperimentsarecarriedoutonthebasisofthehistorydataofferedbyEast2SlovakiaPowerDistributionCompany.Simulationresultsshowthatthisimprovedalgorithmisvalidandeffective.

ApplicationofBarCodeTechnologyinaMan2agementSystemforUniversityRecruitment

GUOSheng(AcademicAffairsOfficeofXihuaUniversity,Cheng2