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'''import''' weka.core.converters.ConverterUtils;
<font color="green">// read dataset and build knn-classifier</font>
'''var''' source = new ConverterUtils.DataSource("iris.csv");
'''var''' dataset = source.getDataSet();
'''var''' ibk = new IBk();
ibk.buildClassifier(dataset);
<font color="green">// test the model</font>
'''var''' eTest = new Evaluation(dataset);
eTest.evaluateModel(ibk, dataset);
<font color="green">// print results summary</font>
'''var''' strSummary = eTest.toSummaryString();
System.out.println(strSummary);
