Class BrownCluster

  • All Implemented Interfaces:
    SerializableArtifact

    public class BrownCluster
    extends java.lang.Object
    implements SerializableArtifact
    Class to load a Brown cluster document: word\tword_class\tprob http://metaoptimize.com/projects/wordreprs/ The file containing the clustering lexicon has to be passed as the value of the dict attribute of each BrownCluster feature generator.
    • Constructor Summary

      Constructors 
      Constructor Description
      BrownCluster​(java.io.InputStream in)
      Generates the token to cluster map from Brown cluster input file.
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.lang.Class<?> getArtifactSerializerClass()
      Retrieves the class which can serialize and recreate this artifact.
      java.lang.String lookupToken​(java.lang.String string)
      Check if a token is in the Brown:paths, token map.
      void serialize​(java.io.OutputStream out)  
      • Methods inherited from class java.lang.Object

        equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Constructor Detail

      • BrownCluster

        public BrownCluster​(java.io.InputStream in)
                     throws java.io.IOException
        Generates the token to cluster map from Brown cluster input file. NOTE: we only add those tokens with frequency bigger than 5.
        Parameters:
        in - the inputstream
        Throws:
        java.io.IOException - the io exception
    • Method Detail

      • lookupToken

        public java.lang.String lookupToken​(java.lang.String string)
        Check if a token is in the Brown:paths, token map.
        Parameters:
        string - the token to look-up
        Returns:
        the brown class if such token is in the brown cluster map
      • serialize

        public void serialize​(java.io.OutputStream out)
                       throws java.io.IOException
        Throws:
        java.io.IOException
      • getArtifactSerializerClass

        public java.lang.Class<?> getArtifactSerializerClass()
        Description copied from interface: SerializableArtifact
        Retrieves the class which can serialize and recreate this artifact.
        Note: The serializer class must have a public zero argument constructor or an exception is thrown during model serialization/loading.
        Specified by:
        getArtifactSerializerClass in interface SerializableArtifact
        Returns:
        the corresponding ArtifactSerializer class.