类 VotedPerceptron

java.lang.Object
weka.classifiers.Classifier
weka.classifiers.functions.VotedPerceptron
所有已实现的接口:
Serializable, Cloneable, CapabilitiesHandler, OptionHandler, RevisionHandler, TechnicalInformationHandler

public class VotedPerceptron extends Classifier implements OptionHandler, TechnicalInformationHandler
Implementation of the voted perceptron algorithm by Freund and Schapire. Globally replaces all missing values, and transforms nominal attributes into binary ones.

For more information, see:

Y. Freund, R. E. Schapire: Large margin classification using the perceptron algorithm. In: 11th Annual Conference on Computational Learning Theory, New York, NY, 209-217, 1998.

BibTeX:

 @inproceedings{Freund1998,
    address = {New York, NY},
    author = {Y. Freund and R. E. Schapire},
    booktitle = {11th Annual Conference on Computational Learning Theory},
    pages = {209-217},
    publisher = {ACM Press},
    title = {Large margin classification using the perceptron algorithm},
    year = {1998}
 }
 

Valid options are:

 -I <int>
  The number of iterations to be performed.
  (default 1)
 -E <double>
  The exponent for the polynomial kernel.
  (default 1)
 -S <int>
  The seed for the random number generation.
  (default 1)
 -M <int>
  The maximum number of alterations allowed.
  (default 10000)
版本:
$Revision: 5523 $
作者:
Eibe Frank (eibe@cs.waikato.ac.nz)
另请参阅:
  • 构造器详细资料

    • VotedPerceptron

      public VotedPerceptron()
  • 方法详细资料

    • globalInfo

      public String globalInfo()
      Returns a string describing this classifier
      返回:
      a description of the classifier suitable for displaying in the explorer/experimenter gui
    • getTechnicalInformation

      public TechnicalInformation getTechnicalInformation()
      Returns an instance of a TechnicalInformation object, containing detailed information about the technical background of this class, e.g., paper reference or book this class is based on.
      指定者:
      getTechnicalInformation 在接口中 TechnicalInformationHandler
      返回:
      the technical information about this class
    • listOptions

      public Enumeration listOptions()
      Returns an enumeration describing the available options.
      指定者:
      listOptions 在接口中 OptionHandler
      覆盖:
      listOptions 在类中 Classifier
      返回:
      an enumeration of all the available options.
    • setOptions

      public void setOptions(String[] options) throws Exception
      Parses a given list of options.

      Valid options are:

       -I <int>
        The number of iterations to be performed.
        (default 1)
       -E <double>
        The exponent for the polynomial kernel.
        (default 1)
       -S <int>
        The seed for the random number generation.
        (default 1)
       -M <int>
        The maximum number of alterations allowed.
        (default 10000)
      指定者:
      setOptions 在接口中 OptionHandler
      覆盖:
      setOptions 在类中 Classifier
      参数:
      options - the list of options as an array of strings
      抛出:
      Exception - if an option is not supported
    • getOptions

      public String[] getOptions()
      Gets the current settings of the classifier.
      指定者:
      getOptions 在接口中 OptionHandler
      覆盖:
      getOptions 在类中 Classifier
      返回:
      an array of strings suitable for passing to setOptions
    • getCapabilities

      public Capabilities getCapabilities()
      Returns default capabilities of the classifier.
      指定者:
      getCapabilities 在接口中 CapabilitiesHandler
      覆盖:
      getCapabilities 在类中 Classifier
      返回:
      the capabilities of this classifier
      另请参阅:
    • buildClassifier

      public void buildClassifier(Instances insts) throws Exception
      Builds the ensemble of perceptrons.
      指定者:
      buildClassifier 在类中 Classifier
      参数:
      insts - the data to train the classifier with
      抛出:
      Exception - if something goes wrong during building
    • distributionForInstance

      public double[] distributionForInstance(Instance inst) throws Exception
      Outputs the distribution for the given output. Pipes output of SVM through sigmoid function.
      覆盖:
      distributionForInstance 在类中 Classifier
      参数:
      inst - the instance for which distribution is to be computed
      返回:
      the distribution
      抛出:
      Exception - if something goes wrong
    • toString

      public String toString()
      Returns textual description of classifier.
      覆盖:
      toString 在类中 Object
      返回:
      the model as string
    • maxKTipText

      public String maxKTipText()
      Returns the tip text for this property
      返回:
      tip text for this property suitable for displaying in the explorer/experimenter gui
    • getMaxK

      public int getMaxK()
      Get the value of maxK.
      返回:
      Value of maxK.
    • setMaxK

      public void setMaxK(int v)
      Set the value of maxK.
      参数:
      v - Value to assign to maxK.
    • numIterationsTipText

      public String numIterationsTipText()
      Returns the tip text for this property
      返回:
      tip text for this property suitable for displaying in the explorer/experimenter gui
    • getNumIterations

      public int getNumIterations()
      Get the value of NumIterations.
      返回:
      Value of NumIterations.
    • setNumIterations

      public void setNumIterations(int v)
      Set the value of NumIterations.
      参数:
      v - Value to assign to NumIterations.
    • exponentTipText

      public String exponentTipText()
      Returns the tip text for this property
      返回:
      tip text for this property suitable for displaying in the explorer/experimenter gui
    • getExponent

      public double getExponent()
      Get the value of exponent.
      返回:
      Value of exponent.
    • setExponent

      public void setExponent(double v)
      Set the value of exponent.
      参数:
      v - Value to assign to exponent.
    • seedTipText

      public String seedTipText()
      Returns the tip text for this property
      返回:
      tip text for this property suitable for displaying in the explorer/experimenter gui
    • getSeed

      public int getSeed()
      Get the value of Seed.
      返回:
      Value of Seed.
    • setSeed

      public void setSeed(int v)
      Set the value of Seed.
      参数:
      v - Value to assign to Seed.
    • getRevision

      public String getRevision()
      Returns the revision string.
      指定者:
      getRevision 在接口中 RevisionHandler
      覆盖:
      getRevision 在类中 Classifier
      返回:
      the revision
    • main

      public static void main(String[] argv)
      Main method.
      参数:
      argv - the commandline options