Download - Weka DATA MINING

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  • INFINF305DataMining305DataMining

    TaufikFuadiAbidinJurusanInformatika

    FMIPAUniversitasSyiahKuala

    [email protected]/tfa

    PengantarWEKAPengantarWEKA(WaikatoEnvironmentforKnowledgeAnalysis)(WaikatoEnvironmentforKnowledgeAnalysis)

  • DikembangkandiUniversityofWaikato,NewZealandDikembangkanmenggunakanJavaFreesoftwareundertheGNUGeneralPublicLicense

    PendahuluanPendahuluan

    http://www.cs.waikato.ac.nz/ml/weka/

  • WekaadalahperangkatlunakdataminingyangmemilikisekumpulanalgoritmastandardataminingWekadapatdijalankanberbasisGUIdansecaralangsungmelaluiCommandLine(advancedusers)Wekadapatdigunakanuntukmelakukanpreprocessing,klasifikasi,clustering(pengelompokan),regresi,associationrulemining(ARM)danvisualisasi

    ApaituWeka?ApaituWeka?

  • Versistablesaatini(September2012)adalah3.6.8dandapatdiunduhmelaluiURL:http://prdownloads.sourceforge.net/weka/weka368.zip

    FAQdariWekadapatdiperolehdiWekaWIKI:http://weka.wikispaces.com/Frequently+Asked+Questions

    VersiStabilWekaVersiStabilWeka

  • TampilanWekaTampilanWeka

    Penggunaan Advance

  • DalamWeka,setiapdatasetmerupakaninstancedariclass:weka.core.InstanceSetiapinstancememilikibeberapaatribut(field)Domaindariatributdapatberupa:

    Nominal:jeruk,apel,pepayaNumerik:bilanganbulatdanpecahanString:diapitolehtandapetikDate:tanggalRelasional

    DatasetDataset

  • ContohDatasetContohDataset

  • ARFF:AttributeRelationFileFormatARFFterdiridariduabagian:

    Header:menjelaskantipeatributBagianData:meliputidatayangdipisahdengankoma

    ARFFFile(RepresentasiData)ARFFFile(RepresentasiData)

  • ARFFFile(ContohFormat)ARFFFile(ContohFormat)

  • ContohDatadalamARFFContohDatadalamARFFDapatdilihatdalamdirektoriData padafolderdimanaWekadiinstalDiantaranya:

    Weather.arffIris.arffLabor.arffSoybean.arff

  • Data:Iris.arffData:Iris.arff

  • Data:Iris.arff(Detail)Data:Iris.arff(Detail)

  • Data:weather.arffData:weather.arff

  • Latihan:UbahdalamFormatarffLatihan:UbahdalamFormatarffage income student credit_rating buys_computer

    40 low yes fair yes>40 low yes excellent no3140 low yes excellent yes


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