Java Doc for ClassifierSplitModel.java in  » Science » weka » weka » classifiers » trees » j48 » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Science » weka » weka.classifiers.trees.j48   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    weka.classifiers.trees.j48.ClassifierSplitModel All known Subclasses:   weka.classifiers.trees.j48.NoSplit,  weka.classifiers.trees.j48.NBTreeSplit,  weka.classifiers.trees.j48.C45Split,  weka.classifiers.trees.j48.BinC45Split,  weka.classifiers.trees.lmt.ResidualSplit,  weka.classifiers.trees.j48.NBTreeNoSplit, ClassifierSplitModel abstract public class ClassifierSplitModel implements Cloneable,Serializable(Code) Abstract class for classification models that can be used recursively to split the data. author:    Eibe Frank (eibe@cs.waikato.ac.nz) version:    $Revision: 1.10 $ Field Summary protected  Distribution m_distribution      Distribution of class values. protected  int m_numSubsets      Number of created subsets. Method Summary abstract public  void buildClassifier(Instances instances)      Builds the classifier split model for the given set of instances. final public  boolean checkModel()      Checks if generated model is valid. public  double classProb(int classIndex, Instance instance, int theSubset)      Gets class probability for instance. public  double classProbLaplace(int classIndex, Instance instance, int theSubset)      Gets class probability for instance. final public  double classifyInstance(Instance instance)      Classifies a given instance. public  Object clone()      Allows to clone a model (shallow copy). public  double codingCost()      Returns coding costs of model. final public  Distribution distribution()      Returns the distribution of class values induced by the model. final public  String dumpLabel(int index, Instances data)      Prints label for subset index of instances (eg class). final public  String dumpModel(Instances data)      Prints the split model. abstract public  String leftSide(Instances data)      Prints left side of condition satisfied by instances. final public  int numSubsets()      Returns the number of created subsets for the split. public  void resetDistribution(Instances data)      Sets distribution associated with model. abstract public  String rightSide(int index, Instances data)      Prints left side of condition satisfied by instances in subset index. final public  String sourceClass(int index, Instances data)      abstract public  String sourceExpression(int index, Instances data)      final public  Instances[] split(Instances data)      Splits the given set of instances into subsets. abstract public  double[] weights(Instance instance)      Returns weights if instance is assigned to more than one subset. abstract public  int whichSubset(Instance instance)      Returns index of subset instance is assigned to. Field Detail m_distribution protected Distribution m_distribution(Code) Distribution of class values. m_numSubsets protected int m_numSubsets(Code) Number of created subsets. Method Detail buildClassifier abstract public void buildClassifier(Instances instances) throws Exception(Code) Builds the classifier split model for the given set of instances. exception:   Exception - if something goes wrong checkModel final public boolean checkModel()(Code) Checks if generated model is valid. classProb public double classProb(int classIndex, Instance instance, int theSubset) throws Exception(Code) Gets class probability for instance. exception:   Exception - if something goes wrong classProbLaplace public double classProbLaplace(int classIndex, Instance instance, int theSubset) throws Exception(Code) Gets class probability for instance. exception:   Exception - if something goes wrong classifyInstance final public double classifyInstance(Instance instance) throws Exception(Code) Classifies a given instance. exception:   Exception - if something goes wrong clone public Object clone()(Code) Allows to clone a model (shallow copy). codingCost public double codingCost()(Code) Returns coding costs of model. Returns 0 if not overwritten. distribution final public Distribution distribution()(Code) Returns the distribution of class values induced by the model. dumpLabel final public String dumpLabel(int index, Instances data) throws Exception(Code) Prints label for subset index of instances (eg class). exception:   Exception - if something goes wrong dumpModel final public String dumpModel(Instances data) throws Exception(Code) Prints the split model. exception:   Exception - if something goes wrong leftSide abstract public String leftSide(Instances data)(Code) Prints left side of condition satisfied by instances. Parameters:   data - the data. numSubsets final public int numSubsets()(Code) Returns the number of created subsets for the split. resetDistribution public void resetDistribution(Instances data) throws Exception(Code) Sets distribution associated with model. rightSide abstract public String rightSide(int index, Instances data)(Code) Prints left side of condition satisfied by instances in subset index. sourceClass final public String sourceClass(int index, Instances data) throws Exception(Code) sourceExpression abstract public String sourceExpression(int index, Instances data)(Code) split final public Instances[] split(Instances data) throws Exception(Code) Splits the given set of instances into subsets. exception:   Exception - if something goes wrong weights abstract public double[] weights(Instance instance)(Code) Returns weights if instance is assigned to more than one subset. Returns null if instance is only assigned to one subset. whichSubset abstract public int whichSubset(Instance instance) throws Exception(Code) Returns index of subset instance is assigned to. Returns -1 if instance is assigned to more than one subset. exception:   Exception - if something goes wrong Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)