Class BrownCluster

Namespace

NOpenNLP.Tools.Util.Featuregen

Assembly

NOpenNLP.Tools.dll

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.

public class BrownCluster : ISerializableArtifact

Inheritance

object

BrownCluster

Implements

ISerializableArtifact

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Constructors

BrownCluster(Stream)

Generates the token to cluster map from Brown cluster input file. NOTE: we only add those tokens with frequency bigger than 5.

public BrownCluster(Stream @in)

Parameters

in Stream

the inputstream

Exceptions

IOException

the io exception

Properties

ArtifactSerializerClass

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.

public virtual Type ArtifactSerializerClass { get; }

Property Value

Type

the corresponding IArtifactSerializer class.

Methods

LookupToken(string)

Check if a token is in the Brown:paths, token map.

public virtual string? LookupToken(string @string)

Parameters

string string

the token to look-up

Returns

string

the brown class if such token is in the brown cluster map

Serialize(Stream)

Writes the cluster dictionary to the given Stream.

public virtual void Serialize(Stream @out)

Parameters

out Stream

the Stream to write the dictionary into.

Exceptions

IOException