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1.      ½¨Á¢¹¤³Ì£ºµ¥»÷²Ëµ¥ÖÐfile->new->java project£¬ÔÚµ¯³ö¶Ô»°¿òµÄproject nameÖÐÆðÈÎÒâÒ»¸öÃû×Ö£¬´Ë´¦¼ÙÉèÊÇwekaTest¡£µ¥»÷Finish°´Å¥£¨ÔÚ¶Ô»°¿òµ×²¿£©¡£
2.      ½¨Á¢package£ºÔÚpackage ExplorerÖÐÕÒµ½¸Õ²Åн¨µÄ¹¤³Ì£¬ÔÚÆäÉÏÓÒ¼ü->New->package¡£ÔÚNameÎı¾¿òÀïÃæÊäÈëÃû³Æ£¬´Ë´¦¼ÙÉèΪTest¡£µ¥»÷Finish°´Å¥¡£
3.      ½¨Á¢³ÌÐòÎļþ£ºÔÚ¸Õ²Åн¨µÄpackageÉÏÃæÓÒ¼ü->New->class£¬Ñ¡ÖÐpublic static void main(String[] args)¶àÑ¡¿ò£¬µ¥»÷Finish¡£
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1.    package ExplorerÖй¤³ÌÃûÉÏÓÒ¼ü£¬Ñ¡Ôñµ¯³ö²Ëµ¥×îºóÒ»Ïîproperties->ÔÚ×óÃæÑ¡ÖÐjava Build Path->ÔÚÓÒÃæµÄLibraryÒ³Ãæ->µ¥»÷Add External JARs…->ä¯ÀÀwekaËùÔÚĿ¼£¬½«weka.jarÌí¼Ó½øÀ´£¬È»ºóµ¥»÷ok¡£
2.      ÔÚpackage ExplorerÖÐÔÚË«»÷TestÎļþ£¬È»ºóÔÚpackage wekaTest;Ò»¾äÏÂÃæÌí¼ÓËľä´úÂ룺
import java.io.File;
import weka.classifiers.Classifier;
import weka.classifiers.trees.J48;
import weka.core.Instances;
import weka.core.converters.ArffLoader;
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½«ÒÔÏ´úÂëÌí¼Óµ½Mainº¯ÊýÖУ¨ÔÚ// TODO Auto-generated method stubÏÂÃæ£©£º
    Classifier m_classifier = new J48();
        File inputFile = new File("D:\\Program Files\\Weka-3-6\\data\\cpu.with.vendor.arff");//ѵÁ·ÓïÁÏÎļþ
        ArffLoader atf = new ArffLoader(); 
        atf.setFile(inputFile);
        Instances instancesTrain = atf.getDataSet(); // ¶ÁÈëѵÁ·Îļþ    
        inputFile = new File("D:\\Program Files\\Weka-3-6\\data\\


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