//读取 Instances trainingSet = DataSource.read(path); //打乱顺序 trainingSet.randomize(new Random(0)); int trainSize = (int) Math.round(trainingSet.numInstances() * 0.66); int testSize = trainingSet.numInstances() - trainSize; Instances train = new Instances(trainingSet, 0, trainSize); Instances test = new Instances(trainingSet, trainSize, testSize);
Weka Percentage split 分割数据集
66%作为训练集,剩余的作为测试集
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转载自fenglei.iteye.com/blog/2207770
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