Class NLPLemmatizerOp

Supply OpenNLP Lemmatizer tools.

Both a dictionary-based lemmatizer and a MaxEnt lemmatizer are supported. If both are configured, the dictionary-based lemmatizer is tried first, and then the MaxEnt lemmatizer is consulted for out-of-vocabulary tokens.

The MaxEnt implementation requires binary models from OpenNLP project on SourceForge.

Inheritance

System.Object

NLPLemmatizerOp

Namespace: Lucene.Net.Analysis.OpenNlp.Tools

Assembly: Lucene.Net.Analysis.OpenNLP.dll

Syntax

public class NLPLemmatizerOp : object

Constructors

NLPLemmatizerOp(Stream, LemmatizerModel)

Declaration

public NLPLemmatizerOp(Stream dictionary, LemmatizerModel lemmatizerModel)

Parameters

Type	Name	Description
Stream	dictionary
LemmatizerModel	lemmatizerModel

Methods

Lemmatize(String[], String[])

Declaration

public virtual string[] Lemmatize(string[] words, string[] postags)

Parameters

Type	Name	Description
System.String[]	words
System.String[]	postags

Returns

Type	Description
System.String[]