edu.nyu.jet.zoner

Class SentenceSet

java.lang.Object

edu.nyu.jet.zoner.SentenceSet

public class SentenceSet
extends Object

a representation of a document as a set of sentences. This functionality is used by annotators which operate across sentences, such as reference resolution.

Constructor Summary

Constructors

Constructor and Description
SentenceSet(Document doc) create a new SentenceSet from a document by retrieving all the sentence annotations.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	inSameSentence(int posn1, int posn2) returns true if posn1 and posn2 are within the same sentence.
int	pseudoHobbsDistance(int posn1, int posn2) returns a distance measure between posn1 and posn2 to be used in place of Hobbs distance if no parse is available.
int	sentenceNumber(int posn) returns the number of the sentence containing character 'posn'
Vector<Annotation>	sentences() returns a Vector of sentence Annotations.
int	sentencesBetween(int posn1, int posn2)
int	size() returns the number of sentences.

Methods inherited from class java.lang.Object

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

Constructor Detail

SentenceSet

public SentenceSet(Document doc)

create a new SentenceSet from a document by retrieving all the sentence annotations. Note: this assumes the sentence annotations were created in text order.

Method Detail

sentences

public Vector<Annotation> sentences()

returns a Vector of sentence Annotations.

size

public int size()

returns the number of sentences.

sentencesBetween

public int sentencesBetween(int posn1,
                   int posn2)

sentenceNumber

public int sentenceNumber(int posn)

returns the number of the sentence containing character 'posn'

inSameSentence

public boolean inSameSentence(int posn1,
                     int posn2)

returns true if posn1 and posn2 are within the same sentence.

pseudoHobbsDistance

public int pseudoHobbsDistance(int posn1,
                      int posn2)

returns a distance measure between posn1 and posn2 to be used in place of Hobbs distance if no parse is available. If posn1 and posn2 are in the same sentence, it is the number of characters between posn1 and posn2. If they are in different sentences, it is the number of characters from the beginning of the sentence containing posn1 to posn1, plus the number of characters from the beginning of the following sentence to posn2.