Weka

    <allowedClassifiers>weka.classifiers.functions.GaussianProcesses</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.functions.LinearRegression</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.functions.MultilayerPerceptron</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.functions.SMOreg</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.functions.SimpleLinearRegression</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.lazy.IBk</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.lazy.KStar</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.rules.DecisionTable</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.rules.M5Rules</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.rules.ZeroR</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.trees.DecisionStump</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.trees.M5P</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.trees.REPTree</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.trees.RandomForest</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.trees.RandomTree</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.lazy.LWL</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.meta.AdditiveRegression</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.meta.AttributeSelectedClassifier</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.meta.Bagging</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.meta.RandomCommittee</allowedClassifiers>
    <allowedClassifiers>weka.classifiers.meta.RandomSubSpace</allowedClassifiers>