Package opennlp.tools.parser.treeinsert

Class AttachContextGenerator

java.lang.Object

opennlp.tools.parser.AbstractContextGenerator

opennlp.tools.parser.treeinsert.AttachContextGenerator

public class AttachContextGenerator
extends AbstractContextGenerator

Generates predictive contexts for deciding how constituents should be attached.

See Also:

• AbstractContextGenerator

Constructor Summary

Constructors

Constructor	Description
AttachContextGenerator(Set<String> punctSet)	Instantiates an AttachContextGenerator for making decisions about attachments.

Method Summary

Modifier and Type	Method	Description
String[]	getContext(Object o)
String[]	getContext(Parse[] constituents, int index, List<Parse> rightFrontier, int rfi)	Finds the predictive contextual features about an attachment.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

AttachContextGenerator

public AttachContextGenerator(Set<String> punctSet)

Instantiates an AttachContextGenerator for making decisions about attachments.

Method Details

getContext

public String[] getContext(Object o)

getContext

public String[] getContext(Parse[] constituents,
 int index,
 List<Parse> rightFrontier,
 int rfi)

Finds the predictive contextual features about an attachment.

Parameters:

constituents - The constituents as they have been constructed so far.

index - The constituent index of the node being attached.

rightFrontier - The nodes which have been not attach to so far.

Returns:

A set of contextual features about this attachment.